diff --git a/configs/featured-networks/optimism-sepolia.json b/configs/featured-networks/optimism-sepolia.json
new file mode 100644
index 00000000..6ebd76c6
--- /dev/null
+++ b/configs/featured-networks/optimism-sepolia.json
@@ -0,0 +1,32 @@
+[{
+		"title": "Optimism",
+		"url": "https://optimism.blockscout.com/",
+		"group": "Mainnets",
+		"icon": "https://raw.githubusercontent.com/blockscout/frontend-configs/main/configs/network-icons/optimism.svg"
+	},
+	{
+		"title": "Optimism Sepolia",
+		"url": "https://optimism-sepolia.blockscout.com/",
+		"group": "Testnets",
+		"icon": "https://raw.githubusercontent.com/blockscout/frontend-configs/main/configs/network-icons/optimism.svg",
+		"isActive": true
+	},
+	{
+		"title": "Optimism Goerli",
+		"url": "https://optimism-goerli.blockscout.com/",
+		"group": "Testnets",
+		"icon": "https://raw.githubusercontent.com/blockscout/frontend-configs/main/configs/network-icons/optimism.svg"
+	},
+	{
+		"title": "Optimism Bedrock Beta",
+		"url": "https://blockscout.com/optimism/bedrock-beta",
+		"group": "Testnets",
+		"icon": "https://raw.githubusercontent.com/blockscout/frontend-configs/main/configs/network-icons/optimism.svg"
+	},
+	{
+		"title": "Optimism Opcraft",
+		"url": "https://blockscout.com/optimism/opcraft",
+		"group": "Other",
+		"icon": "https://raw.githubusercontent.com/blockscout/frontend-configs/main/configs/network-icons/optimism_opcraft.svg"
+	}
+]