diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a01131d856..8b7a4170ab 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,11 +18,13 @@ jobs:
       - uses: Swatinem/rust-cache@v2
       - run: |
           cargo build -r --bin katana
+          cargo build -r --bin sozo
           mkdir -p bins
           cp ./target/release/katana bins/
+          cp ./target/release/sozo bins/
       - uses: actions/upload-artifact@v4
         with:
-          name: katana-binary
+          name: dojo-bins
           path: bins
 
   test:
@@ -35,7 +37,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
       - uses: actions/download-artifact@v4
         with:
-          name: katana-binary
+          name: dojo-bins
           path: /tmp/bins
       - run: |
           chmod +x /tmp/bins/katana
@@ -83,7 +85,7 @@ jobs:
     steps:
       - uses: actions/download-artifact@v4
         with:
-          name: katana-binary
+          name: dojo-bins
       - run: |
           chmod +x ./katana
           ./katana &
@@ -107,22 +109,34 @@ jobs:
           scarb --manifest-path crates/dojo-core/Scarb.toml fmt --check
 
   dojo-core-test:
+    needs: build
     runs-on: ubuntu-latest
     container:
       image: ghcr.io/dojoengine/dojo-dev:v0.7.2
     steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: dojo-bins
+          path: /tmp/bins
       - uses: actions/checkout@v3
-      - uses: Swatinem/rust-cache@v2
-      - run: cargo run --bin sozo -- --manifest-path crates/dojo-core/Scarb.toml test
+      - run: |
+          chmod +x /tmp/bins/sozo
+          /tmp/bins/sozo --manifest-path crates/dojo-core/Scarb.toml test
 
   dojo-spawn-and-move-example-test:
+    needs: build
     runs-on: ubuntu-latest
     container:
       image: ghcr.io/dojoengine/dojo-dev:v0.7.2
     steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: dojo-bins
+          path: /tmp/bins
       - uses: actions/checkout@v3
-      - uses: Swatinem/rust-cache@v2
-      - run: cargo run --bin sozo -- --manifest-path examples/spawn-and-move/Scarb.toml test
+      - run: |
+          chmod +x /tmp/bins/sozo
+          /tmp/bins/sozo --manifest-path examples/spawn-and-move/Scarb.toml test
 
   dojo-world-bindings-check:
     runs-on: ubuntu-latest
@@ -134,7 +148,7 @@ jobs:
       - run: cargo run --bin dojo-world-abigen -- --check
 
   clippy:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-4-cores
     container:
       image: ghcr.io/dojoengine/dojo-dev:v0.7.2
     steps:
@@ -162,17 +176,17 @@ jobs:
           scripts/docs.sh
 
   test-hurl:
+    needs: build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@master
+      - uses: actions/download-artifact@v4
         with:
-          toolchain: ${{ env.RUST_VERSION }}
-      - uses: Swatinem/rust-cache@v2
+          name: dojo-bins
+          path: /tmp/bins
+      - uses: actions/checkout@v3
       - run: |
           curl --location --remote-name https://github.com/Orange-OpenSource/hurl/releases/download/3.0.0/hurl_3.0.0_amd64.deb
           sudo apt update && sudo apt install ./hurl_3.0.0_amd64.deb
-      - run: |
-          cargo build --bin katana
-          nohup target/debug/katana --accounts 2 --disable-fee &
+          chmod +x /tmp/bins/katana
+          nohup /tmp/bins/katana --accounts 2 --disable-fee &
       - run: hurl --test examples/rpc/**/*.hurl
diff --git a/Cargo.lock b/Cargo.lock
index 12305480f3..b59d7e9ba4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -141,15 +141,60 @@ version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5c6cb57a04249c6480766f7f7cef5467412af1490f8d1e243141daddada3264f"
 
+[[package]]
+name = "alloy"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-consensus 0.1.2",
+ "alloy-contract 0.1.2",
+ "alloy-core",
+ "alloy-eips 0.1.2",
+ "alloy-genesis 0.1.2",
+ "alloy-network 0.1.2",
+ "alloy-node-bindings",
+ "alloy-provider 0.1.2",
+ "alloy-rpc-client 0.1.2",
+ "alloy-serde 0.1.2",
+ "alloy-signer 0.1.2",
+ "alloy-signer-local",
+ "alloy-transport 0.1.2",
+ "alloy-transport-http 0.1.2",
+ "reqwest 0.12.4",
+]
+
+[[package]]
+name = "alloy-chains"
+version = "0.1.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "04e9a1892803b02f53e25bea3e414ddd0501f12d97456c9d5ade4edf88f9516f"
+dependencies = [
+ "num_enum",
+ "strum 0.26.3",
+]
+
 [[package]]
 name = "alloy-consensus"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-eips",
+ "alloy-eips 0.1.0",
  "alloy-primitives",
  "alloy-rlp",
- "alloy-serde",
+ "alloy-serde 0.1.0",
+ "c-kzg",
+ "serde",
+]
+
+[[package]]
+name = "alloy-consensus"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-eips 0.1.2",
+ "alloy-primitives",
+ "alloy-rlp",
+ "alloy-serde 0.1.2",
  "c-kzg",
  "serde",
 ]
@@ -161,22 +206,52 @@ source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60
 dependencies = [
  "alloy-dyn-abi",
  "alloy-json-abi",
- "alloy-network",
+ "alloy-network 0.1.0",
  "alloy-primitives",
- "alloy-provider",
+ "alloy-provider 0.1.0",
  "alloy-rpc-types",
  "alloy-sol-types",
- "alloy-transport",
+ "alloy-transport 0.1.0",
+ "futures",
+ "futures-util",
+ "thiserror",
+]
+
+[[package]]
+name = "alloy-contract"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-dyn-abi",
+ "alloy-json-abi",
+ "alloy-network 0.1.2",
+ "alloy-primitives",
+ "alloy-provider 0.1.2",
+ "alloy-rpc-types-eth",
+ "alloy-sol-types",
+ "alloy-transport 0.1.2",
  "futures",
  "futures-util",
  "thiserror",
 ]
 
+[[package]]
+name = "alloy-core"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5af3faff14c12c8b11037e0a093dd157c3702becb8435577a2408534d0758315"
+dependencies = [
+ "alloy-dyn-abi",
+ "alloy-json-abi",
+ "alloy-primitives",
+ "alloy-sol-types",
+]
+
 [[package]]
 name = "alloy-dyn-abi"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8425a283510106b1a6ad25dd4bb648ecde7da3fd2baeb9400a85ad62f51ec90b"
+checksum = "cb6e6436a9530f25010d13653e206fab4c9feddacf21a54de8d7311b275bc56b"
 dependencies = [
  "alloy-json-abi",
  "alloy-primitives",
@@ -196,7 +271,21 @@ source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60
 dependencies = [
  "alloy-primitives",
  "alloy-rlp",
- "alloy-serde",
+ "alloy-serde 0.1.0",
+ "c-kzg",
+ "once_cell",
+ "serde",
+ "sha2 0.10.8",
+]
+
+[[package]]
+name = "alloy-eips"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "alloy-rlp",
+ "alloy-serde 0.1.2",
  "c-kzg",
  "once_cell",
  "serde",
@@ -209,16 +298,26 @@ version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
  "alloy-primitives",
- "alloy-serde",
+ "alloy-serde 0.1.0",
  "serde",
  "serde_json",
 ]
 
+[[package]]
+name = "alloy-genesis"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "alloy-serde 0.1.2",
+ "serde",
+]
+
 [[package]]
 name = "alloy-json-abi"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e30946aa6173020259055a44971f5cf40a7d76c931d209caeb51b333263df4f"
+checksum = "aaeaccd50238126e3a0ff9387c7c568837726ad4f4e399b528ca88104d6c25ef"
 dependencies = [
  "alloy-primitives",
  "alloy-sol-type-parser",
@@ -238,28 +337,74 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "alloy-json-rpc"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "tracing",
+]
+
 [[package]]
 name = "alloy-network"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-consensus",
- "alloy-eips",
- "alloy-json-rpc",
+ "alloy-consensus 0.1.0",
+ "alloy-eips 0.1.0",
+ "alloy-json-rpc 0.1.0",
  "alloy-primitives",
  "alloy-rpc-types",
- "alloy-signer",
+ "alloy-signer 0.1.0",
  "alloy-sol-types",
  "async-trait",
  "futures-utils-wasm",
  "thiserror",
 ]
 
+[[package]]
+name = "alloy-network"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-consensus 0.1.2",
+ "alloy-eips 0.1.2",
+ "alloy-json-rpc 0.1.2",
+ "alloy-primitives",
+ "alloy-rpc-types-eth",
+ "alloy-serde 0.1.2",
+ "alloy-signer 0.1.2",
+ "alloy-sol-types",
+ "async-trait",
+ "auto_impl",
+ "futures-utils-wasm",
+ "thiserror",
+]
+
+[[package]]
+name = "alloy-node-bindings"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-genesis 0.1.2",
+ "alloy-primitives",
+ "k256",
+ "serde_json",
+ "tempfile",
+ "thiserror",
+ "tracing",
+ "url",
+]
+
 [[package]]
 name = "alloy-primitives"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db8aa973e647ec336810a9356af8aea787249c9d00b1525359f3db29a68d231b"
+checksum = "f783611babedbbe90db3478c120fb5f5daacceffc210b39adc0af4fe0da70bad"
 dependencies = [
  "alloy-rlp",
  "bytes",
@@ -282,15 +427,15 @@ name = "alloy-provider"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-eips",
- "alloy-json-rpc",
- "alloy-network",
+ "alloy-eips 0.1.0",
+ "alloy-json-rpc 0.1.0",
+ "alloy-network 0.1.0",
  "alloy-primitives",
- "alloy-rpc-client",
+ "alloy-rpc-client 0.1.0",
  "alloy-rpc-types",
  "alloy-rpc-types-trace",
- "alloy-transport",
- "alloy-transport-http",
+ "alloy-transport 0.1.0",
+ "alloy-transport-http 0.1.0",
  "async-stream",
  "async-trait",
  "auto_impl",
@@ -306,6 +451,40 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "alloy-provider"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-chains",
+ "alloy-consensus 0.1.2",
+ "alloy-eips 0.1.2",
+ "alloy-json-rpc 0.1.2",
+ "alloy-network 0.1.2",
+ "alloy-node-bindings",
+ "alloy-primitives",
+ "alloy-rpc-client 0.1.2",
+ "alloy-rpc-types-anvil",
+ "alloy-rpc-types-eth",
+ "alloy-signer-local",
+ "alloy-transport 0.1.2",
+ "alloy-transport-http 0.1.2",
+ "async-stream",
+ "async-trait",
+ "auto_impl",
+ "dashmap",
+ "futures",
+ "futures-utils-wasm",
+ "lru",
+ "pin-project",
+ "reqwest 0.12.4",
+ "serde",
+ "serde_json",
+ "tokio",
+ "tracing",
+ "url",
+]
+
 [[package]]
 name = "alloy-rlp"
 version = "0.3.4"
@@ -333,9 +512,29 @@ name = "alloy-rpc-client"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-json-rpc",
- "alloy-transport",
- "alloy-transport-http",
+ "alloy-json-rpc 0.1.0",
+ "alloy-transport 0.1.0",
+ "alloy-transport-http 0.1.0",
+ "futures",
+ "pin-project",
+ "reqwest 0.12.4",
+ "serde",
+ "serde_json",
+ "tokio",
+ "tokio-stream",
+ "tower",
+ "tracing",
+ "url",
+]
+
+[[package]]
+name = "alloy-rpc-client"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-json-rpc 0.1.2",
+ "alloy-transport 0.1.2",
+ "alloy-transport-http 0.1.2",
  "futures",
  "pin-project",
  "reqwest 0.12.4",
@@ -353,12 +552,12 @@ name = "alloy-rpc-types"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-consensus",
- "alloy-eips",
- "alloy-genesis",
+ "alloy-consensus 0.1.0",
+ "alloy-eips 0.1.0",
+ "alloy-genesis 0.1.0",
  "alloy-primitives",
  "alloy-rlp",
- "alloy-serde",
+ "alloy-serde 0.1.0",
  "alloy-sol-types",
  "itertools 0.12.1",
  "serde",
@@ -366,6 +565,33 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "alloy-rpc-types-anvil"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "alloy-serde 0.1.2",
+ "serde",
+]
+
+[[package]]
+name = "alloy-rpc-types-eth"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-consensus 0.1.2",
+ "alloy-eips 0.1.2",
+ "alloy-primitives",
+ "alloy-rlp",
+ "alloy-serde 0.1.2",
+ "alloy-sol-types",
+ "itertools 0.13.0",
+ "serde",
+ "serde_json",
+ "thiserror",
+]
+
 [[package]]
 name = "alloy-rpc-types-trace"
 version = "0.1.0"
@@ -373,7 +599,7 @@ source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60
 dependencies = [
  "alloy-primitives",
  "alloy-rpc-types",
- "alloy-serde",
+ "alloy-serde 0.1.0",
  "serde",
  "serde_json",
 ]
@@ -388,6 +614,16 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "alloy-serde"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "alloy-signer"
 version = "0.1.0"
@@ -401,15 +637,43 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "alloy-signer"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-primitives",
+ "async-trait",
+ "auto_impl",
+ "elliptic-curve",
+ "k256",
+ "thiserror",
+]
+
+[[package]]
+name = "alloy-signer-local"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-consensus 0.1.2",
+ "alloy-network 0.1.2",
+ "alloy-primitives",
+ "alloy-signer 0.1.2",
+ "async-trait",
+ "k256",
+ "rand",
+ "thiserror",
+]
+
 [[package]]
 name = "alloy-signer-wallet"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-consensus",
- "alloy-network",
+ "alloy-consensus 0.1.0",
+ "alloy-network 0.1.0",
  "alloy-primitives",
- "alloy-signer",
+ "alloy-signer 0.1.0",
  "async-trait",
  "k256",
  "rand",
@@ -418,9 +682,9 @@ dependencies = [
 
 [[package]]
 name = "alloy-sol-macro"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7dbd17d67f3e89478c8a634416358e539e577899666c927bc3d2b1328ee9b6ca"
+checksum = "4bad41a7c19498e3f6079f7744656328699f8ea3e783bdd10d85788cd439f572"
 dependencies = [
  "alloy-sol-macro-expander",
  "alloy-sol-macro-input",
@@ -432,14 +696,14 @@ dependencies = [
 
 [[package]]
 name = "alloy-sol-macro-expander"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c6da95adcf4760bb4b108fefa51d50096c5e5fdd29ee72fed3e86ee414f2e34"
+checksum = "fd9899da7d011b4fe4c406a524ed3e3f963797dbc93b45479d60341d3a27b252"
 dependencies = [
  "alloy-json-abi",
  "alloy-sol-macro-input",
  "const-hex",
- "heck 0.4.1",
+ "heck 0.5.0",
  "indexmap 2.2.6",
  "proc-macro-error",
  "proc-macro2",
@@ -451,9 +715,9 @@ dependencies = [
 
 [[package]]
 name = "alloy-sol-macro-input"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32c8da04c1343871fb6ce5a489218f9c85323c8340a36e9106b5fc98d4dd59d5"
+checksum = "d32d595768fdc61331a132b6f65db41afae41b9b97d36c21eb1b955c422a7e60"
 dependencies = [
  "alloy-json-abi",
  "const-hex",
@@ -468,18 +732,18 @@ dependencies = [
 
 [[package]]
 name = "alloy-sol-type-parser"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "368cae4dc052cad1d8f72eb2ae0c38027116933eeb49213c200a9e9875f208d7"
+checksum = "baa2fbd22d353d8685bd9fee11ba2d8b5c3b1d11e56adb3265fcf1f32bfdf404"
 dependencies = [
  "winnow 0.6.8",
 ]
 
 [[package]]
 name = "alloy-sol-types"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "40a64d2d2395c1ac636b62419a7b17ec39031d6b2367e66e9acbf566e6055e9c"
+checksum = "a49042c6d3b66a9fe6b2b5a8bf0d39fc2ae1ee0310a2a26ffedd79fb097878dd"
 dependencies = [
  "alloy-json-abi",
  "alloy-primitives",
@@ -493,7 +757,7 @@ name = "alloy-transport"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-json-rpc",
+ "alloy-json-rpc 0.1.0",
  "base64 0.22.1",
  "futures-util",
  "futures-utils-wasm",
@@ -506,13 +770,44 @@ dependencies = [
  "wasm-bindgen-futures",
 ]
 
+[[package]]
+name = "alloy-transport"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-json-rpc 0.1.2",
+ "base64 0.22.1",
+ "futures-util",
+ "futures-utils-wasm",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "tokio",
+ "tower",
+ "url",
+]
+
 [[package]]
 name = "alloy-transport-http"
 version = "0.1.0"
 source = "git+https://github.com/alloy-rs/alloy?rev=4655f8e4372ecc0b056e83abbc60c3912902ee64#4655f8e4372ecc0b056e83abbc60c3912902ee64"
 dependencies = [
- "alloy-json-rpc",
- "alloy-transport",
+ "alloy-json-rpc 0.1.0",
+ "alloy-transport 0.1.0",
+ "reqwest 0.12.4",
+ "serde_json",
+ "tower",
+ "tracing",
+ "url",
+]
+
+[[package]]
+name = "alloy-transport-http"
+version = "0.1.2"
+source = "git+https://github.com/alloy-rs/alloy#2d26b057c64cbcc77654f4691141c308d63b286f"
+dependencies = [
+ "alloy-json-rpc 0.1.2",
+ "alloy-transport 0.1.2",
  "reqwest 0.12.4",
  "serde_json",
  "tower",
@@ -7177,6 +7472,22 @@ dependencies = [
  "tokio-native-tls",
 ]
 
+[[package]]
+name = "hyper-tls"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
+dependencies = [
+ "bytes",
+ "http-body-util",
+ "hyper 1.3.1",
+ "hyper-util",
+ "native-tls",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.3"
@@ -7665,6 +7976,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
@@ -8105,15 +8425,15 @@ dependencies = [
 name = "katana-core"
 version = "0.7.2"
 dependencies = [
- "alloy-contract",
- "alloy-network",
+ "alloy-contract 0.1.0",
+ "alloy-network 0.1.0",
  "alloy-primitives",
- "alloy-provider",
+ "alloy-provider 0.1.0",
  "alloy-rpc-types",
- "alloy-signer",
+ "alloy-signer 0.1.0",
  "alloy-signer-wallet",
  "alloy-sol-types",
- "alloy-transport",
+ "alloy-transport 0.1.0",
  "anyhow",
  "assert_matches",
  "async-trait",
@@ -8253,8 +8573,10 @@ dependencies = [
 name = "katana-rpc"
 version = "0.7.2"
 dependencies = [
+ "alloy",
  "anyhow",
  "assert_matches",
+ "cainome 0.2.3 (git+https://github.com/cartridge-gg/cainome?rev=ec18eea5)",
  "cairo-lang-starknet 2.6.3 (git+https://github.com/starkware-libs/cairo?rev=d9984ef58e2f704909e271f2f01327f520ded632)",
  "cairo-lang-starknet-classes 2.6.3 (git+https://github.com/starkware-libs/cairo?rev=d9984ef58e2f704909e271f2f01327f520ded632)",
  "dojo-metrics",
@@ -8272,13 +8594,16 @@ dependencies = [
  "katana-rpc-api",
  "katana-rpc-types",
  "katana-rpc-types-builder",
+ "katana-runner",
  "katana-tasks",
  "metrics",
+ "rand",
  "serde",
  "serde_json",
  "serde_with 2.3.3",
  "starknet",
  "starknet_api",
+ "tempfile",
  "thiserror",
  "tokio",
  "tower",
@@ -9932,6 +10257,26 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_enum"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02339744ee7253741199f897151b38e72257d13802d4ee837285cc2990a90845"
+dependencies = [
+ "num_enum_derive",
+]
+
+[[package]]
+name = "num_enum_derive"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "681030a937600a36906c185595136d26abfebb4aa9c65701cefcaf8578bb982b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.64",
+]
+
 [[package]]
 name = "num_threads"
 version = "0.1.7"
@@ -11331,7 +11676,7 @@ dependencies = [
  "http-body 0.4.6",
  "hyper 0.14.28",
  "hyper-rustls 0.24.2",
- "hyper-tls",
+ "hyper-tls 0.5.0",
  "ipnet",
  "js-sys",
  "log",
@@ -11380,11 +11725,13 @@ dependencies = [
  "http-body-util",
  "hyper 1.3.1",
  "hyper-rustls 0.26.0",
+ "hyper-tls 0.6.0",
  "hyper-util",
  "ipnet",
  "js-sys",
  "log",
  "mime",
+ "native-tls",
  "once_cell",
  "percent-encoding",
  "pin-project-lite",
@@ -11396,6 +11743,7 @@ dependencies = [
  "serde_urlencoded",
  "sync_wrapper",
  "tokio",
+ "tokio-native-tls",
  "tokio-rustls 0.25.0",
  "tower-service",
  "url",
@@ -11706,9 +12054,9 @@ dependencies = [
 
 [[package]]
 name = "ruint"
-version = "1.12.1"
+version = "1.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f308135fef9fc398342da5472ce7c484529df23743fb7c734e0f3d472971e62"
+checksum = "2c3cc4c2511671f327125da14133d0c5c5d137f006a1017a16f557bc85b16286"
 dependencies = [
  "alloy-rlp",
  "ark-ff 0.3.0",
@@ -11730,9 +12078,9 @@ dependencies = [
 
 [[package]]
 name = "ruint-macro"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f86854cf50259291520509879a5c294c3c9a4c334e9ff65071c51e42ef1e2343"
+checksum = "48fd7bd8a6377e15ad9d42a8ec25371b94ddc67abe7c8b9127bec79bebaaae18"
 
 [[package]]
 name = "runner-macro"
@@ -13610,6 +13958,15 @@ dependencies = [
  "strum_macros 0.25.3",
 ]
 
+[[package]]
+name = "strum"
+version = "0.26.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
+dependencies = [
+ "strum_macros 0.26.4",
+]
+
 [[package]]
 name = "strum_macros"
 version = "0.24.3"
@@ -13636,6 +13993,19 @@ dependencies = [
  "syn 2.0.64",
 ]
 
+[[package]]
+name = "strum_macros"
+version = "0.26.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
+dependencies = [
+ "heck 0.5.0",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn 2.0.64",
+]
+
 [[package]]
 name = "stun"
 version = "0.5.1"
@@ -13732,9 +14102,9 @@ dependencies = [
 
 [[package]]
 name = "syn-solidity"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8db114c44cf843a8bacd37a146e37987a0b823a0e8bc4fdc610c9c72ab397a5"
+checksum = "8d71e19bca02c807c9faa67b5a47673ff231b6e7449b251695188522f1dc44b2"
 dependencies = [
  "paste",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index 7048dcf5ad..2093a60c3f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -210,8 +210,8 @@ wasm-prost = { version = "0.11.9", package = "prost" }
 wasm-tonic = { version = "0.9.2", default-features = false, features = [ "codegen", "gzip", "prost" ], package = "tonic" }
 wasm-tonic-build = { version = "0.9.2", default-features = false, features = [ "prost" ], package = "tonic-build" }
 
-alloy-primitives = { version = "0.7.2", default-features = false }
-alloy-sol-types = { version = "0.7.2", default-features = false }
+alloy-primitives = { version = "0.7.6", default-features = false }
+alloy-sol-types = { version = "0.7.6", default-features = false }
 
 criterion = "0.5.1"
 
diff --git a/crates/dojo-lang/src/manifest_test_data/compiler_cairo/Scarb.lock b/crates/dojo-lang/src/manifest_test_data/compiler_cairo/Scarb.lock
index 440bb61dbe..815d300273 100644
--- a/crates/dojo-lang/src/manifest_test_data/compiler_cairo/Scarb.lock
+++ b/crates/dojo-lang/src/manifest_test_data/compiler_cairo/Scarb.lock
@@ -10,12 +10,12 @@ dependencies = [
 
 [[package]]
 name = "dojo"
-version = "0.7.0"
+version = "0.7.2"
 dependencies = [
  "dojo_plugin",
 ]
 
 [[package]]
 name = "dojo_plugin"
-version = "0.3.11"
-source = "git+https://github.com/dojoengine/dojo?tag=v0.3.11#1e651b5d4d3b79b14a7d8aa29a92062fcb9e6659"
+version = "0.4.1"
+source = "git+https://github.com/dojoengine/dojo?tag=v0.7.2#3da5cad9fdd39b81551e0668015d88262e6c5fc4"
diff --git a/crates/katana/core/src/service/messaging/ethereum.rs b/crates/katana/core/src/service/messaging/ethereum.rs
index 8a6cf4d733..40990876dc 100644
--- a/crates/katana/core/src/service/messaging/ethereum.rs
+++ b/crates/katana/core/src/service/messaging/ethereum.rs
@@ -86,6 +86,9 @@ impl EthereumMessaging {
             address: FilterSet::<Address>::from(self.messaging_contract_address),
             topics: [
                 Topic::from(
+                    //  LogMessageToL2 (index_topic_1 address fromAddress, index_topic_2 uint256
+                    // toAddress,  index_topic_3 uint256 selector, uint256[]
+                    // payload, uint256 nonce, uint256 fee)
                     "0xdb80dd488acf86d17c747445b0eabb5d57c541d3bd7b6b87af987858e5066b2b"
                         .parse::<U256>()
                         .unwrap(),
@@ -125,6 +128,7 @@ impl Messenger for EthereumMessaging {
         chain_id: ChainId,
     ) -> MessengerResult<(u64, Vec<Self::MessageTransaction>)> {
         let chain_latest_block: u64 = self.provider.get_block_number().await?;
+        trace!(target: LOG_TARGET, from_block, max_blocks, ?chain_id, latest_block = chain_latest_block, "Gathering messages ethereum.");
 
         // +1 as the from_block counts as 1 block fetched.
         let to_block = if from_block + max_blocks + 1 < chain_latest_block {
@@ -135,6 +139,7 @@ impl Messenger for EthereumMessaging {
 
         let mut l1_handler_txs = vec![];
 
+        trace!(target: LOG_TARGET, from_block, to_block, "Fetching logs from {from_block} to {to_block}.");
         self.fetch_logs(from_block, to_block).await?.into_iter().for_each(
             |(block_number, block_logs)| {
                 debug!(
diff --git a/crates/katana/primitives/src/utils/transaction.rs b/crates/katana/primitives/src/utils/transaction.rs
index 752c6a7fd4..0157c3a15c 100644
--- a/crates/katana/primitives/src/utils/transaction.rs
+++ b/crates/katana/primitives/src/utils/transaction.rs
@@ -241,6 +241,15 @@ pub fn compute_invoke_v3_tx_hash(
 /// Computes the hash of a L1 handler transaction
 /// from the fields involved in the computation,
 /// as felts values.
+///
+/// The [Starknet docs] seem to be different than how it's implemented by Starknet node client
+/// implementations - [Juno], [Pathfinder], and [Deoxys]. So, we follow those implementations
+/// instead.
+///
+/// [Juno]: https://github.com/NethermindEth/juno/blob/d9e64106a3a6d81d217d3c8baf28749f4f0bdd71/core/transaction.go#L561-L569
+/// [Pathfinder]: https://github.com/eqlabs/pathfinder/blob/677fd40fbae7b5b659bf169e56f055c59cbb3f52/crates/common/src/transaction.rs#L556
+/// [Deoxys]: https://github.com/KasarLabs/deoxys/blob/82c49acdaa1167bc8dc67a3f6ad3d6856c6c7e89/crates/primitives/transactions/src/compute_hash.rs#L142-L151
+/// [Starknet docs]: https://docs.starknet.io/architecture-and-concepts/network-architecture/messaging-mechanism/#hashing_l1-l2
 pub fn compute_l1_handler_tx_hash(
     version: FieldElement,
     contract_address: FieldElement,
diff --git a/crates/katana/rpc/rpc/Cargo.toml b/crates/katana/rpc/rpc/Cargo.toml
index b455d5c465..0b0ef25f66 100644
--- a/crates/katana/rpc/rpc/Cargo.toml
+++ b/crates/katana/rpc/rpc/Cargo.toml
@@ -7,6 +7,7 @@ repository.workspace = true
 version.workspace = true
 
 [dependencies]
+dojo-world = { workspace = true }
 dojo-metrics.workspace = true
 katana-core.workspace = true
 katana-executor.workspace = true
@@ -16,7 +17,7 @@ katana-rpc-api.workspace = true
 katana-rpc-types-builder.workspace = true
 katana-rpc-types.workspace = true
 katana-tasks.workspace = true
-
+tempfile = "3.8.1"
 anyhow.workspace = true
 flate2.workspace = true
 futures.workspace = true
@@ -24,6 +25,7 @@ hex = { workspace = true }
 hyper.workspace = true
 jsonrpsee = { workspace = true, features = [ "server" ] }
 metrics.workspace = true
+rand.workspace = true
 serde.workspace = true
 serde_json.workspace = true
 serde_with.workspace = true
@@ -34,6 +36,7 @@ tokio.workspace = true
 tower = { workspace = true, features = [ "full" ] }
 tower-http = { workspace = true, features = [ "full" ] }
 tracing.workspace = true
+cainome.workspace = true
 
 [dev-dependencies]
 assert_matches.workspace = true
@@ -43,4 +46,13 @@ dojo-test-utils.workspace = true
 dojo-world.workspace = true
 jsonrpsee = { workspace = true, features = [ "client" ] }
 katana-rpc-api = { workspace = true, features = [ "client" ] }
+katana-runner.workspace = true
 url.workspace = true
+alloy = { git = "https://github.com/alloy-rs/alloy", features = [
+    "contract",
+    "network",
+    "providers",
+    "signer-local",
+    "provider-http",
+    "node-bindings"
+] }
\ No newline at end of file
diff --git a/crates/katana/rpc/rpc/tests/messaging.rs b/crates/katana/rpc/rpc/tests/messaging.rs
new file mode 100644
index 0000000000..a2dffb8538
--- /dev/null
+++ b/crates/katana/rpc/rpc/tests/messaging.rs
@@ -0,0 +1,313 @@
+use std::path::PathBuf;
+use std::str::FromStr;
+use std::time::Duration;
+
+use alloy::primitives::{Uint, U256};
+use alloy::providers::{ProviderBuilder, WalletProvider};
+use alloy::sol;
+use cainome::cairo_serde::EthAddress;
+use cainome::rs::abigen;
+use dojo_world::utils::TransactionWaiter;
+use katana_primitives::utils::transaction::{
+    compute_l1_handler_tx_hash, compute_l1_to_l2_message_hash, compute_l2_to_l1_message_hash,
+};
+use katana_runner::{KatanaRunner, KatanaRunnerConfig};
+use rand::Rng;
+use serde_json::json;
+use starknet::accounts::{Account, ConnectedAccount};
+use starknet::contract::ContractFactory;
+use starknet::core::types::{
+    BlockId, BlockTag, ContractClass, FieldElement, Hash256, MaybePendingTransactionReceipt,
+    Transaction, TransactionFinalityStatus, TransactionReceipt,
+};
+use starknet::core::utils::get_contract_address;
+use starknet::macros::selector;
+use starknet::providers::Provider;
+use tempfile::tempdir;
+
+mod common;
+
+sol!(
+    #[allow(missing_docs)]
+    #[sol(rpc)]
+    StarknetContract,
+    "tests/test_data/solidity/StarknetMessagingLocalCompiled.json"
+);
+
+sol!(
+    #[allow(missing_docs)]
+    #[sol(rpc)]
+    Contract1,
+    "tests/test_data/solidity/Contract1Compiled.json"
+);
+
+abigen!(CairoMessagingContract, "crates/katana/rpc/rpc/tests/test_data/cairo_l1_msg_contract.json");
+
+#[tokio::test(flavor = "multi_thread")]
+async fn test_messaging() {
+    // TODO: If there's a way to get the endpoint of anvil from the `l1_provider`, we could
+    // remove that and use default anvil to let the OS assign the port.
+    let port: u16 = rand::thread_rng().gen_range(35000..65000);
+
+    let l1_provider = {
+        ProviderBuilder::new()
+            .with_recommended_fillers()
+            .on_anvil_with_wallet_and_config(|anvil| anvil.port(port))
+    };
+
+    // Deploy the core messaging contract on L1
+    let core_contract = StarknetContract::deploy(&l1_provider).await.unwrap();
+
+    // Deploy test contract on L1 used to send/receive messages to/from L2
+    let l1_test_contract = Contract1::deploy(&l1_provider, *core_contract.address()).await.unwrap();
+
+    // Prepare Katana + Messaging Contract
+    let messaging_config = json!({
+        "chain": "ethereum",
+        "rpc_url": format!("http://localhost:{}", port),
+        "contract_address": core_contract.address().to_string(),
+        "sender_address": l1_provider.default_signer_address(),
+        "private_key": "",
+        "interval": 2,
+        "from_block": 0
+    })
+    .to_string();
+
+    let dir = tempdir().expect("failed creating temp dir");
+    let path = dir.path().join("temp-anvil-messaging.json");
+    std::fs::write(&path, messaging_config.as_bytes()).expect("failed to write config to file");
+
+    let katana_runner = KatanaRunner::new_with_config(KatanaRunnerConfig {
+        n_accounts: 2,
+        messaging: Some(path.to_str().unwrap().to_string()),
+        ..Default::default()
+    })
+    .unwrap();
+
+    let katana_account = katana_runner.account(0);
+
+    // Deploy test L2 contract that can send/receive messages to/from L1
+    let l2_test_contract = {
+        // Prepare contract declaration params
+        let path = PathBuf::from("tests/test_data/cairo_l1_msg_contract.json");
+        let (contract, compiled_hash) = common::prepare_contract_declaration_params(&path).unwrap();
+
+        // Declare the contract
+        let class_hash = contract.class_hash();
+        let res = katana_account.declare(contract.into(), compiled_hash).send().await.unwrap();
+
+        // The waiter already checks that the transaction is accepted and succeeded on L2.
+        TransactionWaiter::new(res.transaction_hash, katana_account.provider())
+            .await
+            .expect("declare tx failed");
+
+        // Checks that the class was indeed declared
+        let block_id = BlockId::Tag(BlockTag::Latest);
+        let actual_class = katana_account.provider().get_class(block_id, class_hash).await.unwrap();
+
+        let ContractClass::Sierra(class) = actual_class else { panic!("Invalid class type") };
+        assert_eq!(class.class_hash(), class_hash, "invalid declared class"); // just to make sure the rpc returns the correct class
+
+        // Compute the contract address
+        let address = get_contract_address(FieldElement::ZERO, class_hash, &[], FieldElement::ZERO);
+
+        // Deploy the contract using UDC
+        let res = ContractFactory::new(class_hash, &katana_account)
+            .deploy(Vec::new(), FieldElement::ZERO, false)
+            .send()
+            .await
+            .expect("Unable to deploy contract");
+
+        // The waiter already checks that the transaction is accepted and succeeded on L2.
+        TransactionWaiter::new(res.transaction_hash, katana_account.provider())
+            .await
+            .expect("deploy tx failed");
+
+        // Checks that the class was indeed deployed with the correct class
+        let actual_class_hash = katana_account
+            .provider()
+            .get_class_hash_at(block_id, address)
+            .await
+            .expect("failed to get class hash at address");
+
+        assert_eq!(actual_class_hash, class_hash, "invalid deployed class");
+
+        address
+    };
+
+    // Send message from L1 to L2
+    {
+        // The L1 sender address
+        let sender = l1_test_contract.address();
+        // The L2 contract address to send the message to
+        let recipient = l2_test_contract;
+        // The L2 contract function to call
+        let selector = selector!("msg_handler_value");
+        // The L2 contract function arguments
+        let calldata = [123u8];
+        // Get the current L1 -> L2 message nonce
+        let nonce = core_contract.l1ToL2MessageNonce().call().await.expect("get nonce")._0;
+
+        // Send message to L2
+        let call = l1_test_contract
+            .sendMessage(
+                U256::from_str(&recipient.to_string()).unwrap(),
+                U256::from_str(&selector.to_string()).unwrap(),
+                calldata.iter().map(|x| U256::from(*x)).collect::<Vec<_>>(),
+            )
+            .gas(12000000)
+            .value(Uint::from(1));
+
+        let receipt = call
+            .send()
+            .await
+            .expect("failed to send tx")
+            .get_receipt()
+            .await
+            .expect("error getting transaction receipt");
+
+        assert!(receipt.status(), "failed to send L1 -> L2 message");
+
+        // Wait for the tx to be mined on L2 (Katana)
+        tokio::time::sleep(Duration::from_secs(5)).await;
+
+        // In an l1_handler transaction, the first element of the calldata is always the Ethereum
+        // address of the sender (msg.sender).
+        let mut l1_tx_calldata = vec![FieldElement::from_byte_slice_be(sender.as_slice()).unwrap()];
+        l1_tx_calldata.extend(calldata.iter().map(|x| FieldElement::from(*x)));
+
+        // Compute transaction hash
+        let tx_hash = compute_l1_handler_tx_hash(
+            FieldElement::ZERO,
+            recipient,
+            selector,
+            &l1_tx_calldata,
+            katana_runner.provider().chain_id().await.unwrap(),
+            nonce.to::<u64>().into(),
+        );
+
+        // fetch the transaction
+        let tx = katana_account
+            .provider()
+            .get_transaction_by_hash(tx_hash)
+            .await
+            .expect("failed to get l1 handler tx");
+
+        let Transaction::L1Handler(ref tx) = tx else {
+            panic!("invalid transaction type");
+        };
+
+        // Assert the transaction fields
+        assert_eq!(tx.contract_address, recipient);
+        assert_eq!(tx.entry_point_selector, selector);
+        assert_eq!(tx.calldata, l1_tx_calldata);
+
+        // fetch the receipt
+        let receipt = katana_account
+            .provider()
+            .get_transaction_receipt(tx.transaction_hash)
+            .await
+            .expect("failed to get receipt");
+
+        match receipt {
+            MaybePendingTransactionReceipt::Receipt(receipt) => {
+                let TransactionReceipt::L1Handler(receipt) = receipt else {
+                    panic!("invalid receipt type");
+                };
+
+                let msg_hash = compute_l1_to_l2_message_hash(
+                    sender.as_slice().try_into().unwrap(),
+                    recipient,
+                    selector,
+                    &calldata.iter().map(|x| FieldElement::from(*x)).collect::<Vec<_>>(),
+                    nonce.to::<u64>(),
+                );
+
+                let msg_fee = core_contract
+                    .l1ToL2Messages(msg_hash)
+                    .call()
+                    .await
+                    .expect("failed to get msg fee");
+
+                assert_ne!(msg_fee._0, U256::ZERO, "msg fee must be non-zero if exist");
+                assert_eq!(receipt.message_hash, Hash256::from_bytes(msg_hash.0));
+            }
+
+            _ => {
+                panic!("Error, No Receipt TransactionReceipt")
+            }
+        }
+    }
+
+    // Send message from L2 to L1
+    {
+        // The L1 contract address to send the message to
+        let l1_contract_address = l1_test_contract.address();
+        let l1_contract_address = FieldElement::from_str(&l1_contract_address.to_string()).unwrap();
+
+        let l2_contract = CairoMessagingContract::new(l2_test_contract, &katana_account);
+
+        // Send message to L1
+        let res = l2_contract
+            .send_message_value(&EthAddress::from(l1_contract_address), &FieldElement::TWO)
+            .send()
+            .await
+            .expect("Call to send_message_value failed");
+
+        TransactionWaiter::new(res.transaction_hash, katana_account.provider())
+            .with_tx_status(TransactionFinalityStatus::AcceptedOnL2)
+            .await
+            .expect("send message to l1 tx failed");
+
+        // Wait for the tx to be mined on L1 (Anvil)
+        tokio::time::sleep(Duration::from_secs(3)).await;
+
+        // Query the core messaging contract to check that the l2 -> l1 message hash have been
+        // registered. If the message is registered, calling `l2ToL1Messages` of the L1 core
+        // contract with the message hash should return a non-zero value.
+
+        let l2_l1_msg_hash = compute_l2_to_l1_message_hash(
+            l2_test_contract,
+            l1_contract_address,
+            &[FieldElement::TWO],
+        );
+
+        let msg_fee = core_contract
+            .l2ToL1Messages(l2_l1_msg_hash)
+            .call()
+            .await
+            .expect("failed to get msg fee");
+
+        assert_ne!(msg_fee._0, U256::ZERO, "msg fee must be non-zero if exist");
+
+        // We then consume the message.
+        // Upon consuming the message, the value returned by `l2ToL1Messages` should be zeroed.
+
+        // The L2 contract address that sent the message
+        let from_address = U256::from_str(&l2_test_contract.to_string()).unwrap();
+        // The message payload
+        let payload = vec![U256::from(2)];
+
+        let receipt = l1_test_contract
+            .consumeMessage(from_address, payload)
+            .gas(12000000)
+            .nonce(4)
+            .send()
+            .await
+            .expect("failed to send tx")
+            .get_receipt()
+            .await
+            .expect("error getting transaction receipt");
+
+        assert!(receipt.status(), "failed to consume L2 message from L1");
+
+        // Check that the message fee is zero after consuming the message.
+        let msg_fee = core_contract
+            .l2ToL1Messages(l2_l1_msg_hash)
+            .call()
+            .await
+            .expect("failed to get msg fee");
+
+        assert_eq!(msg_fee._0, U256::ZERO, "msg fee must be zero after consuming");
+    }
+}
diff --git a/crates/katana/rpc/rpc/tests/test_data/cairo_l1_msg_contract.json b/crates/katana/rpc/rpc/tests/test_data/cairo_l1_msg_contract.json
new file mode 100644
index 0000000000..f786472b2e
--- /dev/null
+++ b/crates/katana/rpc/rpc/tests/test_data/cairo_l1_msg_contract.json
@@ -0,0 +1,1470 @@
+{
+    "sierra_program": [
+        "0x1",
+        "0x3",
+        "0x0",
+        "0x2",
+        "0x3",
+        "0x1",
+        "0x117",
+        "0xe9",
+        "0x1f",
+        "0x52616e6765436865636b",
+        "0x800000000000000100000000000000000000000000000000",
+        "0x537472756374",
+        "0x800000000000000f00000000000000000000000000000001",
+        "0x0",
+        "0x2ee1e2b1b89f8c495f200e4956278a4d47395fe262f27b52e5865c9524c08c3",
+        "0x456e756d",
+        "0x800000000000000700000000000000000000000000000003",
+        "0x3288d594b9a45d15bb2fcb7903f06cdb06b27f0ba88186ec4cfaa98307cb972",
+        "0x1",
+        "0x75313238",
+        "0x800000000000000700000000000000000000000000000000",
+        "0x25e2ca4b84968c2d8b83ef476ca8549410346b00836ce79beaf538155990bb2",
+        "0x3",
+        "0x66656c74323532",
+        "0x4e6f6e5a65726f",
+        "0x800000000000000700000000000000000000000000000001",
+        "0x5",
+        "0x800000000000000f00000000000000000000000000000002",
+        "0x16a4c8d7c05909052238a862d8cc3e7975bf05a07b3a69c6b28951083a6d672",
+        "0x4172726179",
+        "0x800000000000000300000000000000000000000000000001",
+        "0x800000000000000300000000000000000000000000000003",
+        "0x8",
+        "0x9",
+        "0xcc5e86243f861d2d64b08c35db21013e773ac5cf10097946fe0011304886d5",
+        "0x7",
+        "0xa",
+        "0x101dc0399934cc08fa0d6f6f2daead4e4a38cabeea1c743e1fc28d2d6e58e99",
+        "0x426f78",
+        "0x29d7d57c04a880978e7b3689f6218e507f3be17588744b58dc17762447ad0e7",
+        "0xd",
+        "0x11768e87c7f29225e23c46e30970edb33966ba325a7d2df7260c3cdb94d3f78",
+        "0x299f0c4933082841c64290acfbe838708dc2dc846019e755118fa1c060cdfec",
+        "0xf",
+        "0x536e617073686f74",
+        "0x800000000000000700000000000000000000000000000002",
+        "0x1baeba72e79e9db2587cf44fedb2f3700b2075a5e8e39a562584862c4b71f62",
+        "0x11",
+        "0x12",
+        "0xa36ef284c59d4c2496d87a0fe05fee3cff63de196cbbe95c938850566623c5",
+        "0x800000000000000f00000000000000000000000000000003",
+        "0x14",
+        "0x234dfb0689b56ce38e8b6ebca818da25abc7465d761179bbffdc52129c51d4",
+        "0x15",
+        "0x4275696c74696e436f737473",
+        "0x53797374656d",
+        "0x9931c641b913035ae674b400b61a51476d506bbe8bba2ff8a6272790aba9e6",
+        "0x13",
+        "0x753332",
+        "0x11c6d8087e00642489f92d2821ad6ebd6532ad1a3b6d12833da6d6810391511",
+        "0x3233063c5dc6197e9bf4ddc53b925e10907665cf58255b7899f8212442d4605",
+        "0x24d668d7ede46c87d2cddfbcf73195c96f0ca8075ae10c8a468054b80120d78",
+        "0x1c",
+        "0x4761734275696c74696e",
+        "0x8a",
+        "0x7265766f6b655f61705f747261636b696e67",
+        "0x77697468647261775f676173",
+        "0x6272616e63685f616c69676e",
+        "0x73746f72655f74656d70",
+        "0x66756e6374696f6e5f63616c6c",
+        "0x4",
+        "0x656e756d5f6d61746368",
+        "0x1d",
+        "0x1b",
+        "0x7374727563745f6465636f6e737472756374",
+        "0x61727261795f6c656e",
+        "0x736e617073686f745f74616b65",
+        "0x1a",
+        "0x64726f70",
+        "0x7533325f636f6e7374",
+        "0x2",
+        "0x72656e616d65",
+        "0x7533325f6571",
+        "0x61727261795f6e6577",
+        "0x66656c743235325f636f6e7374",
+        "0x496e70757420746f6f206c6f6e6720666f7220617267756d656e7473",
+        "0x61727261795f617070656e64",
+        "0x7374727563745f636f6e737472756374",
+        "0x656e756d5f696e6974",
+        "0x19",
+        "0x1e",
+        "0x18",
+        "0x6765745f6275696c74696e5f636f737473",
+        "0x17",
+        "0x77697468647261775f6761735f616c6c",
+        "0x6",
+        "0x16",
+        "0x4f7574206f6620676173",
+        "0x4661696c656420746f20646573657269616c697a6520706172616d202332",
+        "0x4661696c656420746f20646573657269616c697a6520706172616d202331",
+        "0x10",
+        "0xb",
+        "0x61727261795f736e617073686f745f706f705f66726f6e74",
+        "0xe",
+        "0x6a756d70",
+        "0x756e626f78",
+        "0xc",
+        "0x73656e645f6d6573736167655f746f5f6c315f73797363616c6c",
+        "0x7b",
+        "0x66656c743235325f737562",
+        "0x66656c743235325f69735f7a65726f",
+        "0x496e76616c69642076616c7565",
+        "0x646174612e6220697320696e76616c6964",
+        "0x646174612e6120697320696e76616c6964",
+        "0x647570",
+        "0x753132385f636f6e7374",
+        "0x100000000",
+        "0x75313238735f66726f6d5f66656c74323532",
+        "0x753132385f6f766572666c6f77696e675f737562",
+        "0x753132385f6571",
+        "0x37f",
+        "0xffffffffffffffff",
+        "0x76",
+        "0x67",
+        "0x57",
+        "0x26",
+        "0x20",
+        "0x21",
+        "0x22",
+        "0x23",
+        "0x24",
+        "0x25",
+        "0x27",
+        "0x28",
+        "0x29",
+        "0x48",
+        "0x2a",
+        "0x2b",
+        "0x2c",
+        "0x30",
+        "0x31",
+        "0x32",
+        "0x33",
+        "0x34",
+        "0x2d",
+        "0x2e",
+        "0x2f",
+        "0x35",
+        "0x41",
+        "0x36",
+        "0x37",
+        "0x38",
+        "0x39",
+        "0x3a",
+        "0x3b",
+        "0x3c",
+        "0x3d",
+        "0x3e",
+        "0x3f",
+        "0x40",
+        "0x42",
+        "0x43",
+        "0x44",
+        "0x45",
+        "0x46",
+        "0x47",
+        "0x49",
+        "0x4a",
+        "0x4b",
+        "0x4c",
+        "0x4d",
+        "0x4e",
+        "0x4f",
+        "0x50",
+        "0x51",
+        "0x52",
+        "0x53",
+        "0x54",
+        "0x55",
+        "0x56",
+        "0x58",
+        "0x59",
+        "0x5a",
+        "0x5b",
+        "0x5c",
+        "0x5d",
+        "0x5e",
+        "0x5f",
+        "0x60",
+        "0x61",
+        "0x62",
+        "0x63",
+        "0x64",
+        "0x65",
+        "0x66",
+        "0x68",
+        "0x69",
+        "0x6a",
+        "0x6b",
+        "0x6c",
+        "0x6d",
+        "0xfa",
+        "0xeb",
+        "0xdb",
+        "0xaa",
+        "0xcc",
+        "0xc5",
+        "0x17c",
+        "0x16d",
+        "0x15d",
+        "0x12e",
+        "0x14e",
+        "0x147",
+        "0x1fe",
+        "0x1ef",
+        "0x1df",
+        "0x1b0",
+        "0x1d0",
+        "0x1c9",
+        "0x217",
+        "0x224",
+        "0x229",
+        "0x233",
+        "0x24a",
+        "0x24f",
+        "0x25b",
+        "0x275",
+        "0x26f",
+        "0x28f",
+        "0x294",
+        "0x2a0",
+        "0x2b8",
+        "0x2ed",
+        "0x2e1",
+        "0x6e",
+        "0x6f",
+        "0x70",
+        "0x30d",
+        "0x312",
+        "0x71",
+        "0x72",
+        "0x73",
+        "0x74",
+        "0x31e",
+        "0x75",
+        "0x77",
+        "0x78",
+        "0x79",
+        "0x7a",
+        "0x7c",
+        "0x7d",
+        "0x33a",
+        "0x33e",
+        "0x7e",
+        "0x7f",
+        "0x80",
+        "0x36c",
+        "0x81",
+        "0x82",
+        "0x83",
+        "0x84",
+        "0x358",
+        "0x85",
+        "0x86",
+        "0x369",
+        "0x361",
+        "0x367",
+        "0x87",
+        "0x88",
+        "0x376",
+        "0x89",
+        "0x108",
+        "0x18a",
+        "0x20c",
+        "0x21d",
+        "0x23a",
+        "0x262",
+        "0x27a",
+        "0x2a7",
+        "0x2c4",
+        "0x2fa",
+        "0x315",
+        "0x318",
+        "0x324",
+        "0x333",
+        "0x341",
+        "0x379",
+        "0x1ea5",
+        "0x301e0e05038140d02820060c05828140a050240a08038180a04018080200",
+        "0x1c320a0c0280c050b80c240a0b05428050200c140a030142603090282210",
+        "0x2814200507c0a080384814110f064140a050740a1703870141b050680a17",
+        "0xc4e0a130144a030c828222405028460a11014100709028240a108141003",
+        "0x305c1c050b4142c0285c0e0a050ac1406028a80629028100628050180a25",
+        "0x1c240a1a0144a0305028240a198141007060c8380a1882860050b81c042f",
+        "0x38143d14028143c02828143c028ec0a3a028e470021b8281436050d40a08",
+        "0x288c45050288812050288628050288441050287e12070287a40050287e3e",
+        "0x28144b1b0281446090281446029288a0a050f08a0a051240a480511c8a0a",
+        "0x28905105120a01c050289e18050289e12050289c1205028784d240289812",
+        "0x28143c15828144f02958aa0a050f00a5428828143c29828143c29028143c",
+        "0x289e19050288c1905028882d050288c58050287e57070287a3605028782b",
+        "0x120144c1402814460502814462c920144c02920a20a24140620a0513c500a",
+        "0x287a18070287a23050287823050288c5c050287e1b070287a5b24028985a",
+        "0x28905009028145e05120800a24140800a050f0ba0e050f4380e050f4320e",
+        "0x17c140a1f828905f05120a00a050289e053017c140a1e09c140a1e014905f",
+        "0x38143d05120820a24140820a050f00a48208289050090281449090281461",
+        "0x801c0a1e988140a24828906205120a06205028780524188144828014c662",
+        "0x140560a05118b00a050f00a482c028905016828144f0d82814462e828143f",
+        "0x28880a24170144828170140a1e014905c05120a023050289e0a241601448",
+        "0x130ae0a051180a6602994c84805130240a05110be0e050f4320a050f0460a",
+        "0x48140a351a4900a261a0900a26120900a26028900a2608c140a2119c900a",
+        "0x28143c1f02814490282814491f028144f36120146b02920146b11838143d",
+        "0x188140a1f8d8140a21014904005120a036050289e48050287e5c070287a3e",
+        "0x38143d11828146a05120ba0a24140ba0a050f00a482e82890500d828144f",
+        "0x28880e050288c0537038140a350f8140a21014da0a050289219050289227",
+        "0x28144905120900a24140900a050f00a48240289050029bc1c0a051241c0a",
+        "0x143657241c8243e241c4900a029201405029c4140502814e00a050287848",
+        "0x28c45d240480a62051c4140e050f80a5d051c4143e050380a05388280a48",
+        "0x28320a1f0140a710501490052f828e620051c4901c0515c0a1c0c8601c71",
+        "0x280a48028c4147414028e2482e02830052e08c90710509c141b0289c1471",
+        "0x154b048388285a0a2e8145a0a38828560a0e014560a38828460a0c8140a71",
+        "0x144146202914a24838828a60a2e814a60a388280a2002814e20a2c028c405",
+        "0x1041471051041423028d8147105114145f02904147105154145f02814e20a",
+        "0x80142802814e20a140284e05029c41405240140a75029c4903620920b805",
+        "0x1600a52051c41452050b40a52051c4140515814800a388280a3102814e20a",
+        "0x1dc1451029dc147105000ec4829814ec0a388280a55028001471051488048",
+        "0x28e20a2402882053d028e20a090288a053c828e20a0c0281c053c028e20a",
+        "0x28e20a029000a05388280a48029d4f67a3c8f81475051c41478050d80a7b",
+        "0x14900540a00907f3f1f49071241f02418070000a7c051c4147c051480a7c",
+        "0x15080a38828900a20815060a38828fc0a22815040a388280a7602814e20a",
+        "0x20c247902a1c1471050a0142d02a18147105080147802a141471052081477",
+        "0x231160a38921140a3d014fa0a38828fa0a07015148944038e20a43a190a84",
+        "0x291c0a3a8151c0a388280a3102814e20a45828f605029c41405240151a0a",
+        "0x248147105244147e02a44147105240147d02814e20a47828f8054823c9071",
+        "0x2882054a828e20a440288a054a028e20a3e8281c0549828e20a490290005",
+        "0x1440a05388280a4802a5d2c954a0f81497051c41493050d80a96051c41489",
+        "0x29120a20815320a38829100a22815300a38828fa0a07015180a388291a0a",
+        "0xa0142702814e20a029200a9b4d265303e0526c147105230143602a681471",
+        "0x285a054e828e20a02a040a9c051c41405188140a7105080142802814e20a",
+        "0x28fe9e2414c0a9e051c414052a814fe0a388293a9c241600a9d051c4149d",
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+            [
+                8,
+                "katana_messaging::contract_msg_l1::contract_msg_l1::ContractL1Impl::send_message_struct"
+            ],
+            [
+                9,
+                "katana_messaging::contract_msg_l1::contract_msg_l1::msg_handler_value"
+            ],
+            [
+                10,
+                "katana_messaging::contract_msg_l1::contract_msg_l1::msg_handler_struct"
+            ],
+            [
+                11,
+                "core::starknet::eth_address::Felt252TryIntoEthAddress::try_into"
+            ],
+            [
+                12,
+                "core::starknet::eth_address::EthAddressIntoFelt252::into"
+            ],
+            [
+                13,
+                "core::starknet::SyscallResultTraitImpl::<()>::unwrap_syscall"
+            ],
+            [
+                14,
+                "katana_messaging::contract_msg_l1::MyDataSerde::serialize"
+            ],
+            [
+                15,
+                "core::integer::u256_from_felt252"
+            ],
+            [
+                16,
+                "core::integer::U256PartialOrd::lt"
+            ],
+            [
+                17,
+                "core::Felt252Serde::serialize"
+            ]
+        ]
+    },
+    "contract_class_version": "0.1.0",
+    "entry_points_by_type": {
+        "EXTERNAL": [
+            {
+                "selector": "0x212a93940157a93c8f87d5c6d42475635ec6fa7e74bdcae09e26b162e3c3c8c",
+                "function_idx": 1
+            },
+            {
+                "selector": "0x38db96c707bc8d18f82750a60fb341e4e99c1ea20e3e902770a3b24bb039683",
+                "function_idx": 0
+            }
+        ],
+        "L1_HANDLER": [
+            {
+                "selector": "0x5421de947699472df434466845d68528f221a52fce7ad2934c5dae2e1f1cdc",
+                "function_idx": 2
+            },
+            {
+                "selector": "0xf1149cade9d692862ad41df96b108aa2c20af34f640457e781d166c98dc6b0",
+                "function_idx": 3
+            }
+        ],
+        "CONSTRUCTOR": []
+    },
+    "abi": [
+        {
+            "type": "impl",
+            "name": "ContractL1Impl",
+            "interface_name": "katana_messaging::contract_msg_l1::IContractL1"
+        },
+        {
+            "type": "struct",
+            "name": "core::starknet::eth_address::EthAddress",
+            "members": [
+                {
+                    "name": "address",
+                    "type": "core::felt252"
+                }
+            ]
+        },
+        {
+            "type": "struct",
+            "name": "katana_messaging::contract_msg_l1::MyData",
+            "members": [
+                {
+                    "name": "a",
+                    "type": "core::felt252"
+                },
+                {
+                    "name": "b",
+                    "type": "core::felt252"
+                }
+            ]
+        },
+        {
+            "type": "interface",
+            "name": "katana_messaging::contract_msg_l1::IContractL1",
+            "items": [
+                {
+                    "type": "function",
+                    "name": "send_message_value",
+                    "inputs": [
+                        {
+                            "name": "to_address",
+                            "type": "core::starknet::eth_address::EthAddress"
+                        },
+                        {
+                            "name": "value",
+                            "type": "core::felt252"
+                        }
+                    ],
+                    "outputs": [],
+                    "state_mutability": "external"
+                },
+                {
+                    "type": "function",
+                    "name": "send_message_struct",
+                    "inputs": [
+                        {
+                            "name": "to_address",
+                            "type": "core::starknet::eth_address::EthAddress"
+                        },
+                        {
+                            "name": "data",
+                            "type": "katana_messaging::contract_msg_l1::MyData"
+                        }
+                    ],
+                    "outputs": [],
+                    "state_mutability": "external"
+                }
+            ]
+        },
+        {
+            "type": "l1_handler",
+            "name": "msg_handler_value",
+            "inputs": [
+                {
+                    "name": "from_address",
+                    "type": "core::felt252"
+                },
+                {
+                    "name": "value",
+                    "type": "core::felt252"
+                }
+            ],
+            "outputs": [],
+            "state_mutability": "external"
+        },
+        {
+            "type": "l1_handler",
+            "name": "msg_handler_struct",
+            "inputs": [
+                {
+                    "name": "from_address",
+                    "type": "core::felt252"
+                },
+                {
+                    "name": "data",
+                    "type": "katana_messaging::contract_msg_l1::MyData"
+                }
+            ],
+            "outputs": [],
+            "state_mutability": "external"
+        },
+        {
+            "type": "event",
+            "name": "katana_messaging::contract_msg_l1::contract_msg_l1::Event",
+            "kind": "enum",
+            "variants": []
+        }
+    ]
+}
\ No newline at end of file
diff --git a/crates/katana/rpc/rpc/tests/test_data/solidity/Contract1Compiled.json b/crates/katana/rpc/rpc/tests/test_data/solidity/Contract1Compiled.json
new file mode 100644
index 0000000000..53d83462a6
--- /dev/null
+++ b/crates/katana/rpc/rpc/tests/test_data/solidity/Contract1Compiled.json
@@ -0,0 +1,76 @@
+{
+    "abi": [
+        {
+            "inputs": [
+                {
+                    "internalType": "address",
+                    "name": "snMessaging",
+                    "type": "address"
+                }
+            ],
+            "stateMutability": "nonpayable",
+            "type": "constructor"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "bytes32",
+                    "name": "hash1",
+                    "type": "bytes32"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "hash2",
+                    "type": "uint256"
+                }
+            ],
+            "name": "DebugEvent",
+            "type": "event"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "fromAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "consumeMessage",
+            "outputs": [],
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "contractAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "sendMessage",
+            "outputs": [],
+            "stateMutability": "payable",
+            "type": "function"
+        }
+    ],
+    "bin": "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"
+}
\ No newline at end of file
diff --git a/crates/katana/rpc/rpc/tests/test_data/solidity/StarknetMessagingLocalCompiled.json b/crates/katana/rpc/rpc/tests/test_data/solidity/StarknetMessagingLocalCompiled.json
new file mode 100644
index 0000000000..9b56fa941f
--- /dev/null
+++ b/crates/katana/rpc/rpc/tests/test_data/solidity/StarknetMessagingLocalCompiled.json
@@ -0,0 +1,457 @@
+{
+    "abi": [
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "fromAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "toAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "ConsumedMessageToL1",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "fromAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                }
+            ],
+            "name": "ConsumedMessageToL2",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "fromAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "toAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "LogMessageToL1",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "fromAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256",
+                    "name": "fee",
+                    "type": "uint256"
+                }
+            ],
+            "name": "LogMessageToL2",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "hashes",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "MessageHashesAddedFromL2",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "fromAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                }
+            ],
+            "name": "MessageToL2Canceled",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "internalType": "address",
+                    "name": "fromAddress",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "indexed": false,
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                }
+            ],
+            "name": "MessageToL2CancellationStarted",
+            "type": "event"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256[]",
+                    "name": "msgHashes",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "addMessageHashesFromL2",
+            "outputs": [],
+            "stateMutability": "payable",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                }
+            ],
+            "name": "cancelL1ToL2Message",
+            "outputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "fromAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "consumeMessageFromL2",
+            "outputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "inputs": [],
+            "name": "getMaxL1MsgFee",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "pure",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "msgHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "l1ToL2MessageCancellations",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [],
+            "name": "l1ToL2MessageNonce",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "msgHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "l1ToL2Messages",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "msgHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "l2ToL1Messages",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [],
+            "name": "messageCancellationDelay",
+            "outputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "sendMessageToL2",
+            "outputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "",
+                    "type": "bytes32"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "stateMutability": "payable",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "internalType": "uint256",
+                    "name": "toAddress",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "selector",
+                    "type": "uint256"
+                },
+                {
+                    "internalType": "uint256[]",
+                    "name": "payload",
+                    "type": "uint256[]"
+                },
+                {
+                    "internalType": "uint256",
+                    "name": "nonce",
+                    "type": "uint256"
+                }
+            ],
+            "name": "startL1ToL2MessageCancellation",
+            "outputs": [
+                {
+                    "internalType": "bytes32",
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "stateMutability": "nonpayable",
+            "type": "function"
+        }
+    ],
+    "bin": 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+}
\ No newline at end of file
diff --git a/crates/katana/runner/Cargo.toml b/crates/katana/runner/Cargo.toml
index f0a6787556..6f911fbe32 100644
--- a/crates/katana/runner/Cargo.toml
+++ b/crates/katana/runner/Cargo.toml
@@ -18,4 +18,4 @@ serde.workspace = true
 serde_json.workspace = true
 starknet.workspace = true
 tokio.workspace = true
-url.workspace = true
+url.workspace = true
\ No newline at end of file
diff --git a/crates/katana/runner/src/lib.rs b/crates/katana/runner/src/lib.rs
index 3ad87a63ef..342379f87a 100644
--- a/crates/katana/runner/src/lib.rs
+++ b/crates/katana/runner/src/lib.rs
@@ -47,6 +47,8 @@ pub struct KatanaRunnerConfig {
     pub port: Option<u16>,
     /// The path where to log info, if None, logs are stored in a temp dir.
     pub log_path: Option<PathBuf>,
+    /// The messaging config file
+    pub messaging: Option<String>,
 }
 
 impl Default for KatanaRunnerConfig {
@@ -59,6 +61,7 @@ impl Default for KatanaRunnerConfig {
             program_name: None,
             run_name: None,
             log_path: None,
+            messaging: None,
         }
     }
 }
@@ -100,6 +103,10 @@ impl KatanaRunner {
             command.args(["--disable-fee"]);
         }
 
+        if let Some(messaging_file) = config.messaging {
+            command.args(["--messaging", messaging_file.as_str()]);
+        }
+
         let mut child =
             command.stdout(Stdio::piped()).spawn().context("failed to start subprocess")?;
 
diff --git a/examples/spawn-and-move/Scarb.lock b/examples/spawn-and-move/Scarb.lock
index e9a0b90f18..aeef927011 100644
--- a/examples/spawn-and-move/Scarb.lock
+++ b/examples/spawn-and-move/Scarb.lock
@@ -10,7 +10,7 @@ dependencies = [
 
 [[package]]
 name = "dojo_examples"
-version = "0.7.1"
+version = "0.7.2"
 dependencies = [
  "dojo",
 ]