diff --git a/cashu/core/models.py b/cashu/core/models.py
index 3c4cae6e..aeef9523 100644
--- a/cashu/core/models.py
+++ b/cashu/core/models.py
@@ -46,6 +46,8 @@ class GetInfoResponse(BaseModel):
     description_long: Optional[str] = None
     contact: Optional[List[MintInfoContact]] = None
     motd: Optional[str] = None
+    icon_url: Optional[str] = None
+    time: Optional[int] = None
     nuts: Optional[Dict[int, Any]] = None
 
     def supports(self, nut: int) -> Optional[bool]:
@@ -123,6 +125,9 @@ class KeysetsResponse_deprecated(BaseModel):
 class PostMintQuoteRequest(BaseModel):
     unit: str = Field(..., max_length=settings.mint_max_request_length)  # output unit
     amount: int = Field(..., gt=0)  # output amount
+    description: Optional[str] = Field(
+        default=None, max_length=settings.mint_max_request_length
+    )  # invoice description
 
 
 class PostMintQuoteResponse(BaseModel):
@@ -212,7 +217,7 @@ class PostMeltQuoteResponse(BaseModel):
     state: Optional[str]  # state of the quote
     expiry: Optional[int]  # expiry of the quote
     payment_preimage: Optional[str] = None  # payment preimage
-    change: Union[List[BlindedSignature], None] = None
+    change: Union[List[BlindedSignature], None] = None  # NUT-08 change
 
     @classmethod
     def from_melt_quote(self, melt_quote: MeltQuote) -> "PostMeltQuoteResponse":
diff --git a/cashu/core/settings.py b/cashu/core/settings.py
index 5104cf15..e7cf5d0c 100644
--- a/cashu/core/settings.py
+++ b/cashu/core/settings.py
@@ -144,6 +144,7 @@ class MintInformation(CashuSettings):
     mint_info_description_long: str = Field(default=None)
     mint_info_contact: List[List[str]] = Field(default=[])
     mint_info_motd: str = Field(default=None)
+    mint_info_icon_url: str = Field(default=None)
 
 
 class WalletSettings(CashuSettings):
@@ -201,11 +202,13 @@ class LndRestFundingSource(MintSettings):
     mint_lnd_rest_invoice_macaroon: Optional[str] = Field(default=None)
     mint_lnd_enable_mpp: bool = Field(default=False)
 
+
 class LndRPCFundingSource(MintSettings):
     mint_lnd_rpc_endpoint: Optional[str] = Field(default=None)
     mint_lnd_rpc_cert: Optional[str] = Field(default=None)
     mint_lnd_rpc_macaroon: Optional[str] = Field(default=None)
 
+
 class CLNRestFundingSource(MintSettings):
     mint_clnrest_url: Optional[str] = Field(default=None)
     mint_clnrest_cert: Optional[str] = Field(default=None)
diff --git a/cashu/lightning/base.py b/cashu/lightning/base.py
index 06fbe975..c1500baa 100644
--- a/cashu/lightning/base.py
+++ b/cashu/lightning/base.py
@@ -70,6 +70,7 @@ class LightningBackend(ABC):
     supports_mpp: bool = False
     supports_incoming_payment_stream: bool = False
     supported_units: set[Unit]
+    supports_description: bool = False
     unit: Unit
 
     def assert_unit_supported(self, unit: Unit):
diff --git a/cashu/lightning/blink.py b/cashu/lightning/blink.py
index 2320baad..1acb8a51 100644
--- a/cashu/lightning/blink.py
+++ b/cashu/lightning/blink.py
@@ -47,6 +47,7 @@ class BlinkWallet(LightningBackend):
     payment_statuses = {"SUCCESS": True, "PENDING": None, "FAILURE": False}
 
     supported_units = set([Unit.sat, Unit.msat])
+    supports_description: bool = True
     unit = Unit.sat
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
diff --git a/cashu/lightning/clnrest.py b/cashu/lightning/clnrest.py
index 129c4d7f..0dcb68eb 100644
--- a/cashu/lightning/clnrest.py
+++ b/cashu/lightning/clnrest.py
@@ -31,6 +31,7 @@ class CLNRestWallet(LightningBackend):
     unit = Unit.sat
     supports_mpp = settings.mint_clnrest_enable_mpp
     supports_incoming_payment_stream: bool = True
+    supports_description: bool = True
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
         self.assert_unit_supported(unit)
diff --git a/cashu/lightning/corelightningrest.py b/cashu/lightning/corelightningrest.py
index 94dcf6f8..51a1ac23 100644
--- a/cashu/lightning/corelightningrest.py
+++ b/cashu/lightning/corelightningrest.py
@@ -30,6 +30,7 @@ class CoreLightningRestWallet(LightningBackend):
     supported_units = set([Unit.sat, Unit.msat])
     unit = Unit.sat
     supports_incoming_payment_stream: bool = True
+    supports_description: bool = True
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
         self.assert_unit_supported(unit)
diff --git a/cashu/lightning/fake.py b/cashu/lightning/fake.py
index 7517bfe3..b9d3cb39 100644
--- a/cashu/lightning/fake.py
+++ b/cashu/lightning/fake.py
@@ -48,6 +48,7 @@ class FakeWallet(LightningBackend):
     unit = Unit.sat
 
     supports_incoming_payment_stream: bool = True
+    supports_description: bool = True
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
         self.assert_unit_supported(unit)
diff --git a/cashu/lightning/lnbits.py b/cashu/lightning/lnbits.py
index d231e043..7daff1fe 100644
--- a/cashu/lightning/lnbits.py
+++ b/cashu/lightning/lnbits.py
@@ -28,6 +28,7 @@ class LNbitsWallet(LightningBackend):
     supported_units = set([Unit.sat])
     unit = Unit.sat
     supports_incoming_payment_stream: bool = True
+    supports_description: bool = True
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
         self.assert_unit_supported(unit)
diff --git a/cashu/lightning/lnd_grpc/lnd_grpc.py b/cashu/lightning/lnd_grpc/lnd_grpc.py
index 0c38e623..fa667ee0 100644
--- a/cashu/lightning/lnd_grpc/lnd_grpc.py
+++ b/cashu/lightning/lnd_grpc/lnd_grpc.py
@@ -45,39 +45,43 @@
     lnrpc.Invoice.InvoiceState.ACCEPTED: None,
 }
 
-class LndRPCWallet(LightningBackend):
 
+class LndRPCWallet(LightningBackend):
     supports_mpp = settings.mint_lnd_enable_mpp
     supports_incoming_payment_stream = True
     supported_units = set([Unit.sat, Unit.msat])
+    supports_description: bool = True
+
     unit = Unit.sat
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
         self.assert_unit_supported(unit)
         self.unit = unit
-        self.endpoint = settings.mint_lnd_rpc_endpoint
         cert_path = settings.mint_lnd_rpc_cert
 
         macaroon_path = settings.mint_lnd_rpc_macaroon
 
-        if not self.endpoint:
+        if not settings.mint_lnd_rpc_endpoint:
             raise Exception("cannot initialize LndRPCWallet: no endpoint")
 
+        self.endpoint = settings.mint_lnd_rpc_endpoint
+
         if not macaroon_path:
             raise Exception("cannot initialize LndRPCWallet: no macaroon")
 
         if not cert_path:
             raise Exception("no certificate for LndRPCWallet provided")
 
-        self.macaroon = codecs.encode(open(macaroon_path, 'rb').read(), 'hex')
+        self.macaroon = codecs.encode(open(macaroon_path, "rb").read(), "hex")
 
         def metadata_callback(context, callback):
-            callback([('macaroon', self.macaroon)], None)
+            callback([("macaroon", self.macaroon)], None)
+
         auth_creds = grpc.metadata_call_credentials(metadata_callback)
 
         # create SSL credentials
-        os.environ['GRPC_SSL_CIPHER_SUITES'] = 'HIGH+ECDSA'
-        cert = open(cert_path, 'rb').read()
+        os.environ["GRPC_SSL_CIPHER_SUITES"] = "HIGH+ECDSA"
+        cert = open(cert_path, "rb").read()
         ssl_creds = grpc.ssl_channel_credentials(cert)
 
         # combine macaroon and SSL credentials
@@ -86,11 +90,12 @@ def metadata_callback(context, callback):
         if self.supports_mpp:
             logger.info("LndRPCWallet enabling MPP feature")
 
-
     async def status(self) -> StatusResponse:
         r = None
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 lnstub = lightningstub.LightningStub(channel)
                 r = await lnstub.ChannelBalance(lnrpc.ChannelBalanceRequest())
         except AioRpcError as e:
@@ -98,9 +103,8 @@ async def status(self) -> StatusResponse:
                 error_message=f"Error calling Lnd gRPC: {e}", balance=0
             )
         # NOTE: `balance` field is deprecated. Change this.
-        return StatusResponse(error_message=None, balance=r.balance*1000)
+        return StatusResponse(error_message=None, balance=r.balance * 1000)
 
-    
     async def create_invoice(
         self,
         amount: Amount,
@@ -124,7 +128,9 @@ async def create_invoice(
 
         r = None
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 lnstub = lightningstub.LightningStub(channel)
                 r = await lnstub.AddInvoice(data)
         except AioRpcError as e:
@@ -144,7 +150,7 @@ async def create_invoice(
             payment_request=payment_request,
             error_message=None,
         )
-    
+
     async def pay_invoice(
         self, quote: MeltQuote, fee_limit_msat: int
     ) -> PaymentResponse:
@@ -159,12 +165,12 @@ async def pay_invoice(
                 )
 
         # set the fee limit for the payment
-        feelimit = lnrpc.FeeLimit(
-            fixed_msat=fee_limit_msat
-        )
+        feelimit = lnrpc.FeeLimit(fixed_msat=fee_limit_msat)
         r = None
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 lnstub = lightningstub.LightningStub(channel)
                 r = await lnstub.SendPaymentSync(
                     lnrpc.SendRequest(
@@ -195,14 +201,12 @@ async def pay_invoice(
             preimage=preimage,
             error_message=None,
         )
-    
+
     async def pay_partial_invoice(
         self, quote: MeltQuote, amount: Amount, fee_limit_msat: int
     ) -> PaymentResponse:
         # set the fee limit for the payment
-        feelimit = lnrpc.FeeLimit(
-            fixed_msat=fee_limit_msat
-        )
+        feelimit = lnrpc.FeeLimit(fixed_msat=fee_limit_msat)
         invoice = bolt11.decode(quote.request)
 
         invoice_amount = invoice.amount_msat
@@ -220,7 +224,9 @@ async def pay_partial_invoice(
         # get the route
         r = None
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 lnstub = lightningstub.LightningStub(channel)
                 router_stub = routerstub.RouterStub(channel)
                 r = await lnstub.QueryRoutes(
@@ -230,23 +236,27 @@ async def pay_partial_invoice(
                         fee_limit=feelimit,
                     )
                 )
-                '''
+                """
                 # We need to set the mpp_record for a partial payment
                 mpp_record = lnrpc.MPPRecord(
                     payment_addr=bytes.fromhex(payer_addr),
                     total_amt_msat=total_amount_msat,
                 )
-                '''
+                """
                 # modify the mpp_record in the last hop
                 route_nr = 0
-                r.routes[route_nr].hops[-1].mpp_record.payment_addr = bytes.fromhex(payer_addr)
-                r.routes[route_nr].hops[-1].mpp_record.total_amt_msat = total_amount_msat
+                r.routes[route_nr].hops[-1].mpp_record.payment_addr = bytes.fromhex(  # type: ignore
+                    payer_addr
+                )
+                r.routes[route_nr].hops[  # type: ignore
+                    -1
+                ].mpp_record.total_amt_msat = total_amount_msat
 
                 # Send to route request
                 r = await router_stub.SendToRouteV2(
                     routerrpc.SendToRouteRequest(
                         payment_hash=bytes.fromhex(invoice.payment_hash),
-                        route=r.routes[route_nr],
+                        route=r.routes[route_nr],  # type: ignore
                     )
                 )
         except AioRpcError as e:
@@ -275,16 +285,16 @@ async def pay_partial_invoice(
             preimage=preimage,
             error_message=None,
         )
-    
+
     async def get_invoice_status(self, checking_id: str) -> PaymentStatus:
         r = None
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 lnstub = lightningstub.LightningStub(channel)
                 r = await lnstub.LookupInvoice(
-                    lnrpc.PaymentHash(
-                        r_hash=bytes.fromhex(checking_id)
-                    )
+                    lnrpc.PaymentHash(r_hash=bytes.fromhex(checking_id))
                 )
         except AioRpcError as e:
             error_message = f"LookupInvoice failed: {e}"
@@ -292,7 +302,7 @@ async def get_invoice_status(self, checking_id: str) -> PaymentStatus:
             return PaymentStatus(paid=None)
 
         return PaymentStatus(paid=INVOICE_STATUSES[r.state])
-    
+
     async def get_payment_status(self, checking_id: str) -> PaymentStatus:
         """
         This routine checks the payment status using routerpc.TrackPaymentV2.
@@ -307,7 +317,9 @@ async def get_payment_status(self, checking_id: str) -> PaymentStatus:
         request = routerrpc.TrackPaymentRequest(payment_hash=checking_id_bytes)
 
         try:
-            async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+            async with grpc.aio.secure_channel(
+                self.endpoint, self.combined_creds
+            ) as channel:
                 router_stub = routerstub.RouterStub(channel)
                 async for payment in router_stub.TrackPaymentV2(request):
                     if payment is not None and payment.status:
@@ -325,21 +337,23 @@ async def get_payment_status(self, checking_id: str) -> PaymentStatus:
             logger.error(error_message)
 
         return PaymentStatus(paid=None)
-    
+
     async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
         while True:
             try:
-                async with grpc.aio.secure_channel(self.endpoint, self.combined_creds) as channel:
+                async with grpc.aio.secure_channel(
+                    self.endpoint, self.combined_creds
+                ) as channel:
                     lnstub = lightningstub.LightningStub(channel)
-                    async for invoice in lnstub.SubscribeInvoices(lnrpc.InvoiceSubscription()):
+                    async for invoice in lnstub.SubscribeInvoices(
+                        lnrpc.InvoiceSubscription()
+                    ):
                         if invoice.state != lnrpc.Invoice.InvoiceState.SETTLED:
                             continue
                         payment_hash = invoice.r_hash.hex()
                         yield payment_hash
             except AioRpcError as exc:
-                logger.error(
-                    f"SubscribeInvoices failed: {exc}. Retrying in 1 sec..."
-                )
+                logger.error(f"SubscribeInvoices failed: {exc}. Retrying in 1 sec...")
                 await asyncio.sleep(1)
 
     async def get_payment_quote(
diff --git a/cashu/lightning/lndrest.py b/cashu/lightning/lndrest.py
index 3274da97..18dbcd49 100644
--- a/cashu/lightning/lndrest.py
+++ b/cashu/lightning/lndrest.py
@@ -33,6 +33,7 @@ class LndRestWallet(LightningBackend):
     supports_mpp = settings.mint_lnd_enable_mpp
     supports_incoming_payment_stream = True
     supported_units = set([Unit.sat, Unit.msat])
+    supports_description: bool = True
     unit = Unit.sat
 
     def __init__(self, unit: Unit = Unit.sat, **kwargs):
diff --git a/cashu/lightning/strike.py b/cashu/lightning/strike.py
index cf35cb4a..2103c2ce 100644
--- a/cashu/lightning/strike.py
+++ b/cashu/lightning/strike.py
@@ -1,6 +1,6 @@
 # type: ignore
 import secrets
-from typing import AsyncGenerator, Dict, Optional
+from typing import AsyncGenerator, Optional
 
 import httpx
 
@@ -23,6 +23,7 @@ class StrikeWallet(LightningBackend):
     """https://docs.strike.me/api/"""
 
     supported_units = [Unit.sat, Unit.usd, Unit.eur]
+    supports_description: bool = False
     currency_map = {Unit.sat: "BTC", Unit.usd: "USD", Unit.eur: "EUR"}
 
     def __init__(self, unit: Unit, **kwargs):
@@ -95,13 +96,6 @@ async def create_invoice(
     ) -> InvoiceResponse:
         self.assert_unit_supported(amount.unit)
 
-        data: Dict = {"out": False, "amount": amount}
-        if description_hash:
-            data["description_hash"] = description_hash.hex()
-        if unhashed_description:
-            data["unhashed_description"] = unhashed_description.hex()
-
-        data["memo"] = memo or ""
         payload = {
             "correlationId": secrets.token_hex(16),
             "description": "Invoice for order 123",
diff --git a/cashu/mint/ledger.py b/cashu/mint/ledger.py
index d3926370..92a12552 100644
--- a/cashu/mint/ledger.py
+++ b/cashu/mint/ledger.py
@@ -418,6 +418,12 @@ async def mint_quote(self, quote_request: PostMintQuoteRequest) -> MintQuote:
             quote_request.unit, Method.bolt11.name
         )
 
+        if (
+            quote_request.description
+            and not self.backends[method][unit].supports_description
+        ):
+            raise NotAllowedError("Backend does not support descriptions.")
+
         if settings.mint_max_balance:
             balance = await self.get_balance()
             if balance + quote_request.amount > settings.mint_max_balance:
@@ -426,7 +432,10 @@ async def mint_quote(self, quote_request: PostMintQuoteRequest) -> MintQuote:
         logger.trace(f"requesting invoice for {unit.str(quote_request.amount)}")
         invoice_response: InvoiceResponse = await self.backends[method][
             unit
-        ].create_invoice(Amount(unit=unit, amount=quote_request.amount))
+        ].create_invoice(
+            amount=Amount(unit=unit, amount=quote_request.amount),
+            memo=quote_request.description,
+        )
         logger.trace(
             f"got invoice {invoice_response.payment_request} with checking id"
             f" {invoice_response.checking_id}"
diff --git a/cashu/mint/router.py b/cashu/mint/router.py
index fd6d7626..3aaa0b80 100644
--- a/cashu/mint/router.py
+++ b/cashu/mint/router.py
@@ -1,4 +1,5 @@
 import asyncio
+import time
 
 from fastapi import APIRouter, Request, WebSocket
 from loguru import logger
@@ -60,7 +61,9 @@ async def info() -> GetInfoResponse:
         description_long=settings.mint_info_description_long,
         contact=contact_info,
         nuts=mint_features,
+        icon_url=settings.mint_info_icon_url,
         motd=settings.mint_info_motd,
+        time=int(time.time()),
     )
 
 
diff --git a/cashu/wallet/cli/cli.py b/cashu/wallet/cli/cli.py
index 4eef2b22..9f1f4f20 100644
--- a/cashu/wallet/cli/cli.py
+++ b/cashu/wallet/cli/cli.py
@@ -241,6 +241,7 @@ async def pay(
 
 @cli.command("invoice", help="Create Lighting invoice.")
 @click.argument("amount", type=float)
+@click.option("memo", "-m", default="", help="Memo for the invoice.", type=str)
 @click.option("--id", default="", help="Id of the paid invoice.", type=str)
 @click.option(
     "--split",
@@ -259,7 +260,14 @@ async def pay(
 )
 @click.pass_context
 @coro
-async def invoice(ctx: Context, amount: float, id: str, split: int, no_check: bool):
+async def invoice(
+    ctx: Context,
+    amount: float,
+    memo: str,
+    id: str,
+    split: int,
+    no_check: bool,
+):
     wallet: Wallet = ctx.obj["WALLET"]
     await wallet.load_mint()
     await print_balance(ctx)
@@ -324,11 +332,11 @@ def mint_invoice_callback(msg: JSONRPCNotficationParams):
         )
         if mint_supports_websockets and not no_check:
             invoice, subscription = await wallet.request_mint_with_callback(
-                amount, callback=mint_invoice_callback
+                amount, callback=mint_invoice_callback, memo=memo
             )
             invoice_nonlocal, subscription_nonlocal = invoice, subscription
         else:
-            invoice = await wallet.request_mint(amount)
+            invoice = await wallet.request_mint(amount, memo=memo)
         if invoice.bolt11:
             print("")
             print(f"Pay invoice to mint {wallet.unit.str(amount)}:")
@@ -1014,6 +1022,8 @@ async def info(ctx: Context, mint: bool, mnemonic: bool):
                         print(f"        - Version: {mint_info['version']}")
                     if mint_info.get("motd"):
                         print(f"        - Message of the day: {mint_info['motd']}")
+                    if mint_info.get("time"):
+                        print(f"        - Server time: {mint_info['time']}")
                     if mint_info.get("nuts"):
                         print(
                             "        - Supported NUTS:"
diff --git a/cashu/wallet/lightning/lightning.py b/cashu/wallet/lightning/lightning.py
index 56ab06aa..3e5489d7 100644
--- a/cashu/wallet/lightning/lightning.py
+++ b/cashu/wallet/lightning/lightning.py
@@ -1,3 +1,5 @@
+from typing import Optional
+
 import bolt11
 
 from ...core.base import Amount, ProofSpentState, Unit
@@ -33,15 +35,18 @@ def __init__(self, *args, **kwargs):
             pass
         super().__init__(*args, **kwargs)
 
-    async def create_invoice(self, amount: int) -> InvoiceResponse:
+    async def create_invoice(
+        self, amount: int, memo: Optional[str] = None
+    ) -> InvoiceResponse:
         """Create lightning invoice
 
         Args:
             amount (int): amount in satoshis
+            memo (str, optional): invoice memo. Defaults to None.
         Returns:
             str: invoice
         """
-        invoice = await self.request_mint(amount)
+        invoice = await self.request_mint(amount, memo)
         return InvoiceResponse(
             ok=True, payment_request=invoice.bolt11, checking_id=invoice.payment_hash
         )
diff --git a/cashu/wallet/mint_info.py b/cashu/wallet/mint_info.py
index 760f43c9..ccd00087 100644
--- a/cashu/wallet/mint_info.py
+++ b/cashu/wallet/mint_info.py
@@ -15,6 +15,8 @@ class MintInfo(BaseModel):
     description_long: Optional[str]
     contact: Optional[List[MintInfoContact]]
     motd: Optional[str]
+    icon_url: Optional[str]
+    time: Optional[int]
     nuts: Optional[Dict[int, Any]]
 
     def __str__(self):
diff --git a/cashu/wallet/utils.py b/cashu/wallet/utils.py
new file mode 100644
index 00000000..b5b1115b
--- /dev/null
+++ b/cashu/wallet/utils.py
@@ -0,0 +1,10 @@
+def sanitize_url(url: str) -> str:
+    # extract host from url and lower case it, remove trailing slash from url
+    protocol = url.split("://")[0]
+    host = url.split("://")[1].split("/")[0].lower()
+    path = (
+        url.split("://")[1].split("/", 1)[1].rstrip("/")
+        if "/" in url.split("://")[1]
+        else ""
+    )
+    return f"{protocol}://{host}{'/' + path if path else ''}"
diff --git a/cashu/wallet/v1_api.py b/cashu/wallet/v1_api.py
index d5d9ce50..f1a8bb16 100644
--- a/cashu/wallet/v1_api.py
+++ b/cashu/wallet/v1_api.py
@@ -283,11 +283,15 @@ async def _get_info(self) -> GetInfoResponse:
 
     @async_set_httpx_client
     @async_ensure_mint_loaded
-    async def mint_quote(self, amount: int, unit: Unit) -> PostMintQuoteResponse:
+    async def mint_quote(
+        self, amount: int, unit: Unit, memo: Optional[str] = None
+    ) -> PostMintQuoteResponse:
         """Requests a mint quote from the server and returns a payment request.
 
         Args:
             amount (int): Amount of tokens to mint
+            unit (Unit): Unit of the amount
+            memo (Optional[str], optional): Memo to attach to Lightning invoice. Defaults to None.
 
         Returns:
             PostMintQuoteResponse: Mint Quote Response
@@ -295,8 +299,8 @@ async def mint_quote(self, amount: int, unit: Unit) -> PostMintQuoteResponse:
         Raises:
             Exception: If the mint request fails
         """
-        logger.trace("Requesting mint: GET /v1/mint/bolt11")
-        payload = PostMintQuoteRequest(unit=unit.name, amount=amount)
+        logger.trace("Requesting mint: POST /v1/mint/bolt11")
+        payload = PostMintQuoteRequest(unit=unit.name, amount=amount, description=memo)
         resp = await self.httpx.post(
             join(self.url, "/v1/mint/quote/bolt11"), json=payload.dict()
         )
diff --git a/cashu/wallet/wallet.py b/cashu/wallet/wallet.py
index c44d6964..71bb838a 100644
--- a/cashu/wallet/wallet.py
+++ b/cashu/wallet/wallet.py
@@ -8,9 +8,6 @@
 from bip32 import BIP32
 from loguru import logger
 
-from cashu.core.crypto.keys import derive_keyset_id
-from cashu.core.json_rpc.base import JSONRPCSubscriptionKinds
-
 from ..core.base import (
     BlindedMessage,
     BlindedSignature,
@@ -22,10 +19,16 @@
     WalletKeyset,
 )
 from ..core.crypto import b_dhke
+from ..core.crypto.keys import derive_keyset_id
 from ..core.crypto.secp import PrivateKey, PublicKey
 from ..core.db import Database
 from ..core.errors import KeysetNotFoundError
-from ..core.helpers import amount_summary, calculate_number_of_blank_outputs, sum_proofs
+from ..core.helpers import (
+    amount_summary,
+    calculate_number_of_blank_outputs,
+    sum_proofs,
+)
+from ..core.json_rpc.base import JSONRPCSubscriptionKinds
 from ..core.migrations import migrate_databases
 from ..core.models import (
     PostCheckStateResponse,
@@ -34,7 +37,8 @@
 from ..core.p2pk import Secret
 from ..core.settings import settings
 from ..core.split import amount_split
-from ..wallet.crud import (
+from . import migrations
+from .crud import (
     bump_secret_derivation,
     get_keysets,
     get_proofs,
@@ -48,7 +52,6 @@
     update_lightning_invoice,
     update_proof,
 )
-from . import migrations
 from .dlc import WalletSCT
 from .htlc import WalletHTLC
 from .mint_info import MintInfo
@@ -57,6 +60,7 @@
 from .secrets import WalletSecrets
 from .subscriptions import SubscriptionManager
 from .transactions import WalletTransactions
+from .utils import sanitize_url
 from .v1_api import LedgerAPI
 
 
@@ -108,7 +112,8 @@ def __init__(self, url: str, db: str, name: str = "no_name", unit: str = "sat"):
         self.proofs: List[Proof] = []
         self.name = name
         self.unit = Unit[unit]
-        url = url.rstrip("/")
+        url = sanitize_url(url)
+
         super().__init__(url=url, db=self.db)
         logger.debug("Wallet initialized")
         logger.debug(f"Mint URL: {url}")
@@ -375,18 +380,19 @@ async def _check_used_secrets(self, secrets):
         logger.trace("Secret check complete.")
 
     async def request_mint_with_callback(
-        self, amount: int, callback: Callable
+        self, amount: int, callback: Callable, memo: Optional[str] = None
     ) -> Tuple[Invoice, SubscriptionManager]:
         """Request a Lightning invoice for minting tokens.
 
         Args:
             amount (int): Amount for Lightning invoice in satoshis
             callback (Callable): Callback function to be called when the invoice is paid.
+            memo (Optional[str], optional): Memo for the Lightning invoice. Defaults
 
         Returns:
             Invoice: Lightning invoice
         """
-        mint_qoute = await super().mint_quote(amount, self.unit)
+        mint_qoute = await super().mint_quote(amount, self.unit, memo)
         subscriptions = SubscriptionManager(self.url)
         threading.Thread(
             target=subscriptions.connect, name="SubscriptionManager", daemon=True
@@ -409,17 +415,18 @@ async def request_mint_with_callback(
         await store_lightning_invoice(db=self.db, invoice=invoice)
         return invoice, subscriptions
 
-    async def request_mint(self, amount: int) -> Invoice:
+    async def request_mint(self, amount: int, memo: Optional[str] = None) -> Invoice:
         """Request a Lightning invoice for minting tokens.
 
         Args:
             amount (int): Amount for Lightning invoice in satoshis
             callback (Optional[Callable], optional): Callback function to be called when the invoice is paid. Defaults to None.
+            memo (Optional[str], optional): Memo for the Lightning invoice. Defaults to None.
 
         Returns:
             PostMintQuoteResponse: Mint Quote Response
         """
-        mint_quote_response = await super().mint_quote(amount, self.unit)
+        mint_quote_response = await super().mint_quote(amount, self.unit, memo)
         decoded_invoice = bolt11.decode(mint_quote_response.request)
         invoice = Invoice(
             amount=amount,
@@ -476,11 +483,12 @@ def split_wallet_state(self, amount: int) -> List[int]:
 
         return amounts
 
-    async def mint_quote(self, amount: int) -> Invoice:
+    async def mint_quote(self, amount: int, memo: Optional[str] = None) -> Invoice:
         """Request a Lightning invoice for minting tokens.
 
         Args:
             amount (int): Amount for Lightning invoice in satoshis
+            memo (Optional[str], optional): Memo for the Lightning invoice. Defaults to None.
 
         Returns:
             Invoice: Lightning invoice for minting tokens
diff --git a/mypy.ini b/mypy.ini
index 0df56bd0..087ac3c0 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -6,3 +6,6 @@ ignore_missing_imports = True
 
 [mypy-cashu.nostr.*]
 ignore_errors = True
+
+[mypy-cashu.lightning.lnd_grpc.protos.*]
+ignore_errors = True
diff --git a/poetry.lock b/poetry.lock
index a488b045..09fc43d1 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -145,18 +145,17 @@ files = [
 
 [[package]]
 name = "bip32"
-version = "3.4"
+version = "4.0"
 description = "Minimalistic implementation of the BIP32 key derivation scheme"
 optional = false
 python-versions = "*"
 files = [
-    {file = "bip32-3.4-py3-none-any.whl", hash = "sha256:c18099c25cabc087d081142d040eacb6fdf09f2c61fde3247e1f61313d1c0d26"},
-    {file = "bip32-3.4.tar.gz", hash = "sha256:09213225d99ede936c39a4f5a520549d8ecc49ebe3fa15608a17ea4aa9f61a10"},
+    {file = "bip32-4.0-py3-none-any.whl", hash = "sha256:9728b38336129c00e1f870bbb3e328c9632d51c1bddeef4011fd3115cb3aeff9"},
+    {file = "bip32-4.0.tar.gz", hash = "sha256:8035588f252f569bb414bc60df151ae431fc1c6789a19488a32890532ef3a2fc"},
 ]
 
 [package.dependencies]
-base58 = ">=2.0,<3.0"
-coincurve = ">=15.0,<19"
+coincurve = ">=15.0,<21"
 
 [[package]]
 name = "bitstring"
@@ -341,59 +340,70 @@ colorama = {version = "*", markers = "platform_system == \"Windows\""}
 
 [[package]]
 name = "coincurve"
-version = "18.0.0"
+version = "20.0.0"
 description = "Cross-platform Python CFFI bindings for libsecp256k1"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
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+    {file = "coincurve-20.0.0-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:4870047704cddaae7f0266a549c927407c2ba0ec92d689e3d2b511736812a905"},
+    {file = "coincurve-20.0.0-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:81ce41263517b0a9f43cd570c87720b3c13324929584fa28d2e4095969b6015d"},
+    {file = "coincurve-20.0.0-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:572083ccce6c7b514d482f25f394368f4ae888f478bd0b067519d33160ea2fcc"},
+    {file = "coincurve-20.0.0-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:ee5bc78a31a2f1370baf28aaff3949bc48f940a12b0359d1cd2c4115742874e6"},
+    {file = "coincurve-20.0.0-cp39-cp39-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:f2895d032e281c4e747947aae4bcfeef7c57eabfd9be22886c0ca4e1365c7c1f"},
+    {file = "coincurve-20.0.0-cp39-cp39-musllinux_1_1_aarch64.whl", hash = "sha256:d3e2f21957ada0e1742edbde117bb41758fa8691b69c8d186c23e9e522ea71cd"},
+    {file = "coincurve-20.0.0-cp39-cp39-musllinux_1_1_i686.whl", hash = "sha256:c2baa26b1aad1947ca07b3aa9e6a98940c5141c6bdd0f9b44d89e36da7282ffa"},
+    {file = "coincurve-20.0.0-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:7eacc7944ddf9e2b7448ecbe84753841ab9874b8c332a4f5cc3b2f184db9f4a2"},
+    {file = "coincurve-20.0.0-cp39-cp39-win_amd64.whl", hash = "sha256:c293c095dc690178b822cadaaeb81de3cc0d28f8bdf8216ed23551dcce153a26"},
+    {file = "coincurve-20.0.0-cp39-cp39-win_arm64.whl", hash = "sha256:11a47083a0b7092d3eb50929f74ffd947c4a5e7035796b81310ea85289088c7a"},
+    {file = "coincurve-20.0.0.tar.gz", hash = "sha256:872419e404300302e938849b6b92a196fabdad651060b559dc310e52f8392829"},
 ]
 
 [package.dependencies]
 asn1crypto = "*"
 cffi = ">=1.3.0"
 
+[package.extras]
+dev = ["coverage", "pytest", "pytest-benchmark"]
+
 [[package]]
 name = "colorama"
 version = "0.4.6"
@@ -1496,7 +1506,6 @@ files = [
     {file = "PyYAML-6.0.1-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:69b023b2b4daa7548bcfbd4aa3da05b3a74b772db9e23b982788168117739938"},
     {file = "PyYAML-6.0.1-cp310-cp310-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:81e0b275a9ecc9c0c0c07b4b90ba548307583c125f54d5b6946cfee6360c733d"},
     {file = "PyYAML-6.0.1-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:ba336e390cd8e4d1739f42dfe9bb83a3cc2e80f567d8805e11b46f4a943f5515"},
-    {file = "PyYAML-6.0.1-cp310-cp310-musllinux_1_1_x86_64.whl", hash = "sha256:326c013efe8048858a6d312ddd31d56e468118ad4cdeda36c719bf5bb6192290"},
     {file = "PyYAML-6.0.1-cp310-cp310-win32.whl", hash = "sha256:bd4af7373a854424dabd882decdc5579653d7868b8fb26dc7d0e99f823aa5924"},
     {file = "PyYAML-6.0.1-cp310-cp310-win_amd64.whl", hash = "sha256:fd1592b3fdf65fff2ad0004b5e363300ef59ced41c2e6b3a99d4089fa8c5435d"},
     {file = "PyYAML-6.0.1-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:6965a7bc3cf88e5a1c3bd2e0b5c22f8d677dc88a455344035f03399034eb3007"},
@@ -1504,16 +1513,8 @@ files = [
     {file = "PyYAML-6.0.1-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:42f8152b8dbc4fe7d96729ec2b99c7097d656dc1213a3229ca5383f973a5ed6d"},
     {file = "PyYAML-6.0.1-cp311-cp311-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:062582fca9fabdd2c8b54a3ef1c978d786e0f6b3a1510e0ac93ef59e0ddae2bc"},
     {file = "PyYAML-6.0.1-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:d2b04aac4d386b172d5b9692e2d2da8de7bfb6c387fa4f801fbf6fb2e6ba4673"},
-    {file = "PyYAML-6.0.1-cp311-cp311-musllinux_1_1_x86_64.whl", hash = "sha256:e7d73685e87afe9f3b36c799222440d6cf362062f78be1013661b00c5c6f678b"},
     {file = "PyYAML-6.0.1-cp311-cp311-win32.whl", hash = "sha256:1635fd110e8d85d55237ab316b5b011de701ea0f29d07611174a1b42f1444741"},
     {file = "PyYAML-6.0.1-cp311-cp311-win_amd64.whl", hash = "sha256:bf07ee2fef7014951eeb99f56f39c9bb4af143d8aa3c21b1677805985307da34"},
-    {file = "PyYAML-6.0.1-cp312-cp312-macosx_10_9_x86_64.whl", hash = "sha256:855fb52b0dc35af121542a76b9a84f8d1cd886ea97c84703eaa6d88e37a2ad28"},
-    {file = "PyYAML-6.0.1-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:40df9b996c2b73138957fe23a16a4f0ba614f4c0efce1e9406a184b6d07fa3a9"},
-    {file = "PyYAML-6.0.1-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:a08c6f0fe150303c1c6b71ebcd7213c2858041a7e01975da3a99aed1e7a378ef"},
-    {file = "PyYAML-6.0.1-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:6c22bec3fbe2524cde73d7ada88f6566758a8f7227bfbf93a408a9d86bcc12a0"},
-    {file = "PyYAML-6.0.1-cp312-cp312-musllinux_1_1_x86_64.whl", hash = "sha256:8d4e9c88387b0f5c7d5f281e55304de64cf7f9c0021a3525bd3b1c542da3b0e4"},
-    {file = "PyYAML-6.0.1-cp312-cp312-win32.whl", hash = "sha256:d483d2cdf104e7c9fa60c544d92981f12ad66a457afae824d146093b8c294c54"},
-    {file = "PyYAML-6.0.1-cp312-cp312-win_amd64.whl", hash = "sha256:0d3304d8c0adc42be59c5f8a4d9e3d7379e6955ad754aa9d6ab7a398b59dd1df"},
     {file = "PyYAML-6.0.1-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:50550eb667afee136e9a77d6dc71ae76a44df8b3e51e41b77f6de2932bfe0f47"},
     {file = "PyYAML-6.0.1-cp36-cp36m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:1fe35611261b29bd1de0070f0b2f47cb6ff71fa6595c077e42bd0c419fa27b98"},
     {file = "PyYAML-6.0.1-cp36-cp36m-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:704219a11b772aea0d8ecd7058d0082713c3562b4e271b849ad7dc4a5c90c13c"},
@@ -1530,7 +1531,6 @@ files = [
     {file = "PyYAML-6.0.1-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:a0cd17c15d3bb3fa06978b4e8958dcdc6e0174ccea823003a106c7d4d7899ac5"},
     {file = "PyYAML-6.0.1-cp38-cp38-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:28c119d996beec18c05208a8bd78cbe4007878c6dd15091efb73a30e90539696"},
     {file = "PyYAML-6.0.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:7e07cbde391ba96ab58e532ff4803f79c4129397514e1413a7dc761ccd755735"},
-    {file = "PyYAML-6.0.1-cp38-cp38-musllinux_1_1_x86_64.whl", hash = "sha256:49a183be227561de579b4a36efbb21b3eab9651dd81b1858589f796549873dd6"},
     {file = "PyYAML-6.0.1-cp38-cp38-win32.whl", hash = "sha256:184c5108a2aca3c5b3d3bf9395d50893a7ab82a38004c8f61c258d4428e80206"},
     {file = "PyYAML-6.0.1-cp38-cp38-win_amd64.whl", hash = "sha256:1e2722cc9fbb45d9b87631ac70924c11d3a401b2d7f410cc0e3bbf249f2dca62"},
     {file = "PyYAML-6.0.1-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:9eb6caa9a297fc2c2fb8862bc5370d0303ddba53ba97e71f08023b6cd73d16a8"},
@@ -1538,7 +1538,6 @@ files = [
     {file = "PyYAML-6.0.1-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:5773183b6446b2c99bb77e77595dd486303b4faab2b086e7b17bc6bef28865f6"},
     {file = "PyYAML-6.0.1-cp39-cp39-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:b786eecbdf8499b9ca1d697215862083bd6d2a99965554781d0d8d1ad31e13a0"},
     {file = "PyYAML-6.0.1-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:bc1bf2925a1ecd43da378f4db9e4f799775d6367bdb94671027b73b393a7c42c"},
-    {file = "PyYAML-6.0.1-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:04ac92ad1925b2cff1db0cfebffb6ffc43457495c9b3c39d3fcae417d7125dc5"},
     {file = "PyYAML-6.0.1-cp39-cp39-win32.whl", hash = "sha256:faca3bdcf85b2fc05d06ff3fbc1f83e1391b3e724afa3feba7d13eeab355484c"},
     {file = "PyYAML-6.0.1-cp39-cp39-win_amd64.whl", hash = "sha256:510c9deebc5c0225e8c96813043e62b680ba2f9c50a08d3724c7f28a747d1486"},
     {file = "PyYAML-6.0.1.tar.gz", hash = "sha256:bfdf460b1736c775f2ba9f6a92bca30bc2095067b8a9d77876d1fad6cc3b4a43"},
@@ -2076,4 +2075,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8.1"
-content-hash = "54e4b2461b7a222dc287c8e9da19edaa3a18268a2f0da4230b7613fa6ef884ec"
+content-hash = "38db19797cb04d1f941f6f58c56c8dfe09ac34d45ac2f654bc97dd8110912da8"
diff --git a/pyproject.toml b/pyproject.toml
index 1bf7810a..b650750e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ setuptools = "^68.1.2"
 wheel = "^0.41.1"
 importlib-metadata = "^6.8.0"
 httpx = {extras = ["socks"], version = "^0.25.1"}
-bip32 = "^3.4"
+bip32 = "^4.0"
 mnemonic = "^0.20"
 bolt11 = "^2.0.5"
 pre-commit = "^3.5.0"
diff --git a/requirements.txt b/requirements.txt
index 7139a70b..84819b60 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ certifi==2024.7.4 ; python_full_version >= "3.8.1" and python_full_version < "4.
 cffi==1.16.0 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
 cfgv==3.4.0 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
 click==8.1.7 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
-coincurve==18.0.0 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
+coincurve==20.0.0 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
 colorama==0.4.6 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0" and (platform_system == "Windows" or sys_platform == "win32")
 cryptography==41.0.7 ; python_full_version >= "3.8.1" and python_full_version < "4.0.0"
 deprecated==1.2.14 ; python_full_version >= "3.8.1" and python_version < "4.0"
diff --git a/tests/test_mint.py b/tests/test_mint.py
index f5976a82..9d097296 100644
--- a/tests/test_mint.py
+++ b/tests/test_mint.py
@@ -86,6 +86,22 @@ async def test_mint(ledger: Ledger):
     )
 
 
+@pytest.mark.asyncio
+async def test_mint_invalid_quote(ledger: Ledger):
+    await assert_err(
+        ledger.get_mint_quote(quote_id="invalid_quote_id"),
+        "quote not found",
+    )
+
+
+@pytest.mark.asyncio
+async def test_melt_invalid_quote(ledger: Ledger):
+    await assert_err(
+        ledger.get_melt_quote(quote_id="invalid_quote_id"),
+        "quote not found",
+    )
+
+
 @pytest.mark.asyncio
 async def test_mint_invalid_blinded_message(ledger: Ledger):
     quote = await ledger.mint_quote(PostMintQuoteRequest(amount=8, unit="sat"))
diff --git a/tests/test_wallet_cli.py b/tests/test_wallet_cli.py
index 81a2e4b6..995518dd 100644
--- a/tests/test_wallet_cli.py
+++ b/tests/test_wallet_cli.py
@@ -1,6 +1,7 @@
 import asyncio
 from typing import Tuple
 
+import bolt11
 import pytest
 from click.testing import CliRunner
 
@@ -8,7 +9,7 @@
 from cashu.core.settings import settings
 from cashu.wallet.cli.cli import cli
 from cashu.wallet.wallet import Wallet
-from tests.helpers import is_fake, pay_if_regtest
+from tests.helpers import is_deprecated_api_only, is_fake, is_regtest, pay_if_regtest
 
 
 @pytest.fixture(autouse=True, scope="session")
@@ -107,6 +108,19 @@ def test_balance(cli_prefix):
     assert result.exit_code == 0
 
 
+@pytest.mark.skipif(is_regtest, reason="only works with FakeWallet")
+def test_invoice(mint, cli_prefix):
+    runner = CliRunner()
+    result = runner.invoke(
+        cli,
+        [*cli_prefix, "invoice", "1000"],
+    )
+
+    wallet = asyncio.run(init_wallet())
+    assert wallet.available_balance >= 1000
+    assert result.exit_code == 0
+
+
 def test_invoice_return_immediately(mint, cli_prefix):
     runner = CliRunner()
     result = runner.invoke(
@@ -130,6 +144,30 @@ def test_invoice_return_immediately(mint, cli_prefix):
     assert result.exit_code == 0
 
 
+@pytest.mark.skipif(is_deprecated_api_only, reason="only works with v1 API")
+def test_invoice_with_memo(mint, cli_prefix):
+    runner = CliRunner()
+    result = runner.invoke(
+        cli,
+        [*cli_prefix, "invoice", "-n", "1000", "-m", "test memo"],
+    )
+    assert result.exception is None
+
+    # find word starting with ln in the output
+    lines = result.output.split("\n")
+    invoice_str = ""
+    for line in lines:
+        for word in line.split(" "):
+            if word.startswith("ln"):
+                invoice_str = word
+                break
+    if not invoice_str:
+        raise Exception("No invoice found in the output")
+    invoice_obj = bolt11.decode(invoice_str)
+    assert invoice_obj.amount_msat == 1000_000
+    assert invoice_obj.description == "test memo"
+
+
 def test_invoice_with_split(mint, cli_prefix):
     runner = CliRunner()
     result = runner.invoke(
diff --git a/tests/test_wallet_lightning.py b/tests/test_wallet_lightning.py
index 3b3cdd48..5dd567f8 100644
--- a/tests/test_wallet_lightning.py
+++ b/tests/test_wallet_lightning.py
@@ -1,5 +1,6 @@
 from typing import List, Union
 
+import bolt11
 import pytest
 import pytest_asyncio
 
@@ -7,7 +8,13 @@
 from cashu.core.errors import CashuError
 from cashu.wallet.lightning import LightningWallet
 from tests.conftest import SERVER_ENDPOINT
-from tests.helpers import get_real_invoice, is_fake, is_regtest, pay_if_regtest
+from tests.helpers import (
+    get_real_invoice,
+    is_deprecated_api_only,
+    is_fake,
+    is_regtest,
+    pay_if_regtest,
+)
 
 
 async def assert_err(f, msg: Union[str, CashuError]):
@@ -58,6 +65,16 @@ async def test_create_invoice(wallet: LightningWallet):
     assert invoice.payment_request.startswith("ln")
 
 
+@pytest.mark.asyncio
+@pytest.mark.skipif(is_deprecated_api_only, reason="only works with v1 API")
+async def test_create_invoice_with_description(wallet: LightningWallet):
+    invoice = await wallet.create_invoice(64, "test description")
+    assert invoice.payment_request
+    assert invoice.payment_request.startswith("ln")
+    invoiceObj = bolt11.decode(invoice.payment_request)
+    assert invoiceObj.description == "test description"
+
+
 @pytest.mark.asyncio
 @pytest.mark.skipif(is_regtest, reason="only works with FakeWallet")
 async def test_check_invoice_internal(wallet: LightningWallet):
diff --git a/tests/test_wallet_utils.py b/tests/test_wallet_utils.py
new file mode 100644
index 00000000..534db8df
--- /dev/null
+++ b/tests/test_wallet_utils.py
@@ -0,0 +1,63 @@
+from typing import List, Union
+
+from cashu.core.errors import CashuError
+from cashu.wallet.utils import sanitize_url
+
+
+async def assert_err(f, msg: Union[str, CashuError]):
+    """Compute f() and expect an error message 'msg'."""
+    try:
+        await f
+    except Exception as exc:
+        error_message: str = str(exc.args[0])
+        if isinstance(msg, CashuError):
+            if msg.detail not in error_message:
+                raise Exception(
+                    f"CashuError. Expected error: {msg.detail}, got: {error_message}"
+                )
+            return
+        if msg not in error_message:
+            raise Exception(f"Expected error: {msg}, got: {error_message}")
+        return
+    raise Exception(f"Expected error: {msg}, got no error")
+
+
+async def assert_err_multiple(f, msgs: List[str]):
+    """Compute f() and expect an error message 'msg'."""
+    try:
+        await f
+    except Exception as exc:
+        for msg in msgs:
+            if msg in str(exc.args[0]):
+                return
+        raise Exception(f"Expected error: {msgs}, got: {exc.args[0]}")
+    raise Exception(f"Expected error: {msgs}, got no error")
+
+
+def test_sanitize_url():
+    url = "https://localhost:3338"
+    assert sanitize_url(url) == "https://localhost:3338"
+
+    url = "https://mint.com:3338"
+    assert sanitize_url(url) == "https://mint.com:3338"
+
+    url = "https://Mint.com:3338"
+    assert sanitize_url(url) == "https://mint.com:3338"
+
+    url = "https://mint.com:3338/"
+    assert sanitize_url(url) == "https://mint.com:3338"
+
+    url = "https://mint.com:3338/abc"
+    assert sanitize_url(url) == "https://mint.com:3338/abc"
+
+    url = "https://mint.com:3338/Abc"
+    assert sanitize_url(url) == "https://mint.com:3338/Abc"
+
+    url = "https://mint.com:3338/abc/"
+    assert sanitize_url(url) == "https://mint.com:3338/abc"
+
+    url = "https://mint.com:3338/Abc/"
+    assert sanitize_url(url) == "https://mint.com:3338/Abc"
+
+    url = "https://Mint.com:3338/Abc/def"
+    assert sanitize_url(url) == "https://mint.com:3338/Abc/def"