diff --git a/cspell-custom-words.txt b/cspell-custom-words.txt
index 9f2c427770..33017133b6 100644
--- a/cspell-custom-words.txt
+++ b/cspell-custom-words.txt
@@ -109,6 +109,8 @@ Metaplex
 mindshare
 mlock
 moby
+monad
+Monad
 moonscan
 moretags
 Neodyme
diff --git a/ethereum/env/.env.monad_devnet.testnet b/ethereum/env/.env.monad_devnet.testnet
new file mode 100644
index 0000000000..42a0991fb6
--- /dev/null
+++ b/ethereum/env/.env.monad_devnet.testnet
@@ -0,0 +1,14 @@
+# Monad devnet env
+# Rename to .env
+
+# Common config for forge deployment
+RPC_URL=public_url
+
+# Wormhole Core Migrations
+INIT_SIGNERS=["0x13947Bd48b18E53fdAeEe77F3473391aC727C638"]
+INIT_CHAIN_ID=10008
+INIT_GOV_CHAIN_ID=0x1
+INIT_GOV_CONTRACT=0x0000000000000000000000000000000000000000000000000000000000000004
+INIT_EVM_CHAIN_ID=41454
+
+# Not deploying the token bridge at this time.
\ No newline at end of file
diff --git a/node/cmd/guardiand/adminnodes.go b/node/cmd/guardiand/adminnodes.go
index e3c0add21a..a110a4bc40 100644
--- a/node/cmd/guardiand/adminnodes.go
+++ b/node/cmd/guardiand/adminnodes.go
@@ -129,6 +129,7 @@ func runListNodes(cmd *cobra.Command, args []string) {
 		{"BaseSepolia", vaa.ChainIDBaseSepolia},
 		{"OptimismSepolia", vaa.ChainIDOptimismSepolia},
 		{"PolygonSepolia", vaa.ChainIDPolygonSepolia},
+		{"MonadDevnet", vaa.ChainIDMonadDevnet},
 	}
 
 	if len(only) > 0 {
diff --git a/node/cmd/guardiand/node.go b/node/cmd/guardiand/node.go
index 1d99e4c684..c1c4581a6c 100644
--- a/node/cmd/guardiand/node.go
+++ b/node/cmd/guardiand/node.go
@@ -195,6 +195,9 @@ var (
 	worldchainRPC      *string
 	worldchainContract *string
 
+	monadDevnetRPC      *string
+	monadDevnetContract *string
+
 	sepoliaRPC      *string
 	sepoliaContract *string
 
@@ -424,6 +427,9 @@ func init() {
 	polygonSepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "polygonSepoliaRPC", "Polygon on Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
 	polygonSepoliaContract = NodeCmd.Flags().String("polygonSepoliaContract", "", "Polygon on Sepolia contract address")
 
+	monadDevnetRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "monadDevnetRPC", "Monad Devnet RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
+	monadDevnetContract = NodeCmd.Flags().String("monadDevnetContract", "", "Monad Devnet contract address")
+
 	logLevel = NodeCmd.Flags().String("logLevel", "info", "Logging level (debug, info, warn, error, dpanic, panic, fatal)")
 	publicRpcLogDetailStr = NodeCmd.Flags().String("publicRpcLogDetail", "full", "The detail with which public RPC requests shall be logged (none=no logging, minimal=only log gRPC methods, full=log gRPC method, payload (up to 200 bytes) and user agent (up to 200 bytes))")
 	publicRpcLogToTelemetry = NodeCmd.Flags().Bool("logPublicRpcToTelemetry", true, "whether or not to include publicRpc request logs in telemetry")
@@ -801,6 +807,7 @@ func runNode(cmd *cobra.Command, args []string) {
 	*optimismSepoliaContract = checkEvmArgs(logger, *optimismSepoliaRPC, *optimismSepoliaContract, "optimismSepolia", false)
 	*holeskyContract = checkEvmArgs(logger, *holeskyRPC, *holeskyContract, "holesky", false)
 	*polygonSepoliaContract = checkEvmArgs(logger, *polygonSepoliaRPC, *polygonSepoliaContract, "polygonSepolia", false)
+	*monadDevnetContract = checkEvmArgs(logger, *monadDevnetRPC, *monadDevnetContract, "monadDevnet", false)
 
 	if !argsConsistent([]string{*solanaContract, *solanaRPC}) {
 		logger.Fatal("Both --solanaContract and --solanaRPC must be set or both unset")
@@ -927,6 +934,7 @@ func runNode(cmd *cobra.Command, args []string) {
 		rpcMap["baseSepoliaRPC"] = *baseSepoliaRPC
 		rpcMap["optimismSepoliaRPC"] = *optimismSepoliaRPC
 		rpcMap["polygonSepoliaRPC"] = *polygonSepoliaRPC
+		rpcMap["monadDevnetRPC"] = *monadDevnetRPC
 	}
 	rpcMap["scrollRPC"] = *scrollRPC
 	rpcMap["solanaRPC"] = *solanaRPC
@@ -1612,6 +1620,18 @@ func runNode(cmd *cobra.Command, args []string) {
 
 			watcherConfigs = append(watcherConfigs, wc)
 		}
+
+		if shouldStart(monadDevnetRPC) {
+			wc := &evm.WatcherConfig{
+				NetworkID:        "monad_devnet",
+				ChainID:          vaa.ChainIDMonadDevnet,
+				Rpc:              *monadDevnetRPC,
+				Contract:         *monadDevnetContract,
+				CcqBackfillCache: *ccqBackfillCache,
+			}
+
+			watcherConfigs = append(watcherConfigs, wc)
+		}
 	}
 
 	var ibcWatcherConfig *node.IbcWatcherConfig = nil
diff --git a/node/pkg/proto/publicrpc/v1/publicrpc.pb.go b/node/pkg/proto/publicrpc/v1/publicrpc.pb.go
index 79324214c9..da82dce970 100644
--- a/node/pkg/proto/publicrpc/v1/publicrpc.pb.go
+++ b/node/pkg/proto/publicrpc/v1/publicrpc.pb.go
@@ -83,6 +83,7 @@ const (
 	ChainID_CHAIN_ID_OPTIMISM_SEPOLIA ChainID = 10005
 	ChainID_CHAIN_ID_HOLESKY          ChainID = 10006
 	ChainID_CHAIN_ID_POLYGON_SEPOLIA  ChainID = 10007
+	ChainID_CHAIN_ID_MONAD_DEVNET     ChainID = 10008
 )
 
 // Enum value maps for ChainID.
@@ -145,6 +146,7 @@ var (
 		10005: "CHAIN_ID_OPTIMISM_SEPOLIA",
 		10006: "CHAIN_ID_HOLESKY",
 		10007: "CHAIN_ID_POLYGON_SEPOLIA",
+		10008: "CHAIN_ID_MONAD_DEVNET",
 	}
 	ChainID_value = map[string]int32{
 		"CHAIN_ID_UNSPECIFIED":      0,
@@ -204,6 +206,7 @@ var (
 		"CHAIN_ID_OPTIMISM_SEPOLIA": 10005,
 		"CHAIN_ID_HOLESKY":          10006,
 		"CHAIN_ID_POLYGON_SEPOLIA":  10007,
+		"CHAIN_ID_MONAD_DEVNET":     10008,
 	}
 )
 
@@ -1394,7 +1397,7 @@ var file_publicrpc_v1_publicrpc_proto_rawDesc = []byte{
 	0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0d, 0x6f,
 	0x72, 0x69, 0x67, 0x69, 0x6e, 0x41, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x12, 0x14, 0x0a, 0x05,
 	0x70, 0x72, 0x69, 0x63, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x02, 0x52, 0x05, 0x70, 0x72, 0x69,
-	0x63, 0x65, 0x2a, 0x87, 0x0a, 0x0a, 0x07, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x49, 0x44, 0x12, 0x18,
+	0x63, 0x65, 0x2a, 0xa3, 0x0a, 0x0a, 0x07, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x49, 0x44, 0x12, 0x18,
 	0x0a, 0x14, 0x43, 0x48, 0x41, 0x49, 0x4e, 0x5f, 0x49, 0x44, 0x5f, 0x55, 0x4e, 0x53, 0x50, 0x45,
 	0x43, 0x49, 0x46, 0x49, 0x45, 0x44, 0x10, 0x00, 0x12, 0x13, 0x0a, 0x0f, 0x43, 0x48, 0x41, 0x49,
 	0x4e, 0x5f, 0x49, 0x44, 0x5f, 0x53, 0x4f, 0x4c, 0x41, 0x4e, 0x41, 0x10, 0x01, 0x12, 0x15, 0x0a,
@@ -1474,89 +1477,91 @@ var file_publicrpc_v1_publicrpc_proto_rawDesc = []byte{
 	0x4c, 0x49, 0x41, 0x10, 0x95, 0x4e, 0x12, 0x15, 0x0a, 0x10, 0x43, 0x48, 0x41, 0x49, 0x4e, 0x5f,
 	0x49, 0x44, 0x5f, 0x48, 0x4f, 0x4c, 0x45, 0x53, 0x4b, 0x59, 0x10, 0x96, 0x4e, 0x12, 0x1d, 0x0a,
 	0x18, 0x43, 0x48, 0x41, 0x49, 0x4e, 0x5f, 0x49, 0x44, 0x5f, 0x50, 0x4f, 0x4c, 0x59, 0x47, 0x4f,
-	0x4e, 0x5f, 0x53, 0x45, 0x50, 0x4f, 0x4c, 0x49, 0x41, 0x10, 0x97, 0x4e, 0x32, 0xc6, 0x09, 0x0a,
-	0x10, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x52, 0x50, 0x43, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63,
-	0x65, 0x12, 0x7c, 0x0a, 0x11, 0x47, 0x65, 0x74, 0x4c, 0x61, 0x73, 0x74, 0x48, 0x65, 0x61, 0x72,
-	0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x12, 0x26, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72,
-	0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x4c, 0x61, 0x73, 0x74, 0x48, 0x65, 0x61,
-	0x72, 0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x27,
-	0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x65,
-	0x74, 0x4c, 0x61, 0x73, 0x74, 0x48, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x52,
-	0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x16, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x10, 0x12,
-	0x0e, 0x2f, 0x76, 0x31, 0x2f, 0x68, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x12,
-	0xbb, 0x01, 0x0a, 0x0c, 0x47, 0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41,
-	0x12, 0x21, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e,
-	0x47, 0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41, 0x52, 0x65, 0x71, 0x75,
-	0x65, 0x73, 0x74, 0x1a, 0x22, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
-	0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41, 0x52,
-	0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x64, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x5e, 0x12,
-	0x5c, 0x2f, 0x76, 0x31, 0x2f, 0x73, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x5f, 0x76, 0x61, 0x61, 0x2f,
-	0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74,
-	0x74, 0x65, 0x72, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e, 0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73,
-	0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74, 0x74, 0x65, 0x72, 0x5f, 0x61,
-	0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65,
-	0x5f, 0x69, 0x64, 0x2e, 0x73, 0x65, 0x71, 0x75, 0x65, 0x6e, 0x63, 0x65, 0x7d, 0x12, 0x91, 0x01,
-	0x0a, 0x15, 0x47, 0x65, 0x74, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x47, 0x75, 0x61, 0x72,
-	0x64, 0x69, 0x61, 0x6e, 0x53, 0x65, 0x74, 0x12, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63,
-	0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e,
-	0x74, 0x47, 0x75, 0x61, 0x72, 0x64, 0x69, 0x61, 0x6e, 0x53, 0x65, 0x74, 0x52, 0x65, 0x71, 0x75,
-	0x65, 0x73, 0x74, 0x1a, 0x2b, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
+	0x4e, 0x5f, 0x53, 0x45, 0x50, 0x4f, 0x4c, 0x49, 0x41, 0x10, 0x97, 0x4e, 0x12, 0x1a, 0x0a, 0x15,
+	0x43, 0x48, 0x41, 0x49, 0x4e, 0x5f, 0x49, 0x44, 0x5f, 0x4d, 0x4f, 0x4e, 0x41, 0x44, 0x5f, 0x44,
+	0x45, 0x56, 0x4e, 0x45, 0x54, 0x10, 0x98, 0x4e, 0x32, 0xc6, 0x09, 0x0a, 0x10, 0x50, 0x75, 0x62,
+	0x6c, 0x69, 0x63, 0x52, 0x50, 0x43, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x7c, 0x0a,
+	0x11, 0x47, 0x65, 0x74, 0x4c, 0x61, 0x73, 0x74, 0x48, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65, 0x61,
+	0x74, 0x73, 0x12, 0x26, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76,
+	0x31, 0x2e, 0x47, 0x65, 0x74, 0x4c, 0x61, 0x73, 0x74, 0x48, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65,
+	0x61, 0x74, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x27, 0x2e, 0x70, 0x75, 0x62,
+	0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x4c, 0x61, 0x73,
+	0x74, 0x48, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x52, 0x65, 0x73, 0x70, 0x6f,
+	0x6e, 0x73, 0x65, 0x22, 0x16, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x10, 0x12, 0x0e, 0x2f, 0x76, 0x31,
+	0x2f, 0x68, 0x65, 0x61, 0x72, 0x74, 0x62, 0x65, 0x61, 0x74, 0x73, 0x12, 0xbb, 0x01, 0x0a, 0x0c,
+	0x47, 0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41, 0x12, 0x21, 0x2e, 0x70,
+	0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x53,
+	0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x22, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47,
+	0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x56, 0x41, 0x41, 0x52, 0x65, 0x73, 0x70, 0x6f,
+	0x6e, 0x73, 0x65, 0x22, 0x64, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x5e, 0x12, 0x5c, 0x2f, 0x76, 0x31,
+	0x2f, 0x73, 0x69, 0x67, 0x6e, 0x65, 0x64, 0x5f, 0x76, 0x61, 0x61, 0x2f, 0x7b, 0x6d, 0x65, 0x73,
+	0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74, 0x74, 0x65, 0x72, 0x5f,
+	0x63, 0x68, 0x61, 0x69, 0x6e, 0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f,
+	0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74, 0x74, 0x65, 0x72, 0x5f, 0x61, 0x64, 0x64, 0x72, 0x65,
+	0x73, 0x73, 0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e,
+	0x73, 0x65, 0x71, 0x75, 0x65, 0x6e, 0x63, 0x65, 0x7d, 0x12, 0x91, 0x01, 0x0a, 0x15, 0x47, 0x65,
+	0x74, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x47, 0x75, 0x61, 0x72, 0x64, 0x69, 0x61, 0x6e,
+	0x53, 0x65, 0x74, 0x12, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
 	0x76, 0x31, 0x2e, 0x47, 0x65, 0x74, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x47, 0x75, 0x61,
-	0x72, 0x64, 0x69, 0x61, 0x6e, 0x53, 0x65, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65,
-	0x22, 0x1f, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x19, 0x12, 0x17, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x75,
-	0x61, 0x72, 0x64, 0x69, 0x61, 0x6e, 0x73, 0x65, 0x74, 0x2f, 0x63, 0x75, 0x72, 0x72, 0x65, 0x6e,
-	0x74, 0x12, 0xcc, 0x01, 0x0a, 0x23, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65,
-	0x74, 0x41, 0x76, 0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74, 0x69, 0x6f, 0x6e,
-	0x61, 0x6c, 0x42, 0x79, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x12, 0x38, 0x2e, 0x70, 0x75, 0x62, 0x6c,
-	0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f,
-	0x72, 0x47, 0x65, 0x74, 0x41, 0x76, 0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74,
-	0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x42, 0x79, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x52, 0x65, 0x71, 0x75,
-	0x65, 0x73, 0x74, 0x1a, 0x39, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
-	0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x41, 0x76,
-	0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x42,
-	0x79, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x30,
-	0x82, 0xd3, 0xe4, 0x93, 0x02, 0x2a, 0x12, 0x28, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65,
-	0x72, 0x6e, 0x6f, 0x72, 0x2f, 0x61, 0x76, 0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x5f, 0x6e,
-	0x6f, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x5f, 0x62, 0x79, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e,
-	0x12, 0x9a, 0x01, 0x0a, 0x17, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74,
-	0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x56, 0x41, 0x41, 0x73, 0x12, 0x2c, 0x2e, 0x70,
-	0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65,
-	0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x56,
-	0x41, 0x41, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x2d, 0x2e, 0x70, 0x75, 0x62,
-	0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e,
-	0x6f, 0x72, 0x47, 0x65, 0x74, 0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x56, 0x41, 0x41,
-	0x73, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x22, 0x82, 0xd3, 0xe4, 0x93, 0x02,
-	0x1c, 0x12, 0x1a, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x2f,
-	0x65, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x5f, 0x76, 0x61, 0x61, 0x73, 0x12, 0xe4, 0x01,
-	0x0a, 0x15, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49, 0x73, 0x56, 0x41, 0x41, 0x45,
-	0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x12, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63,
-	0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49,
-	0x73, 0x56, 0x41, 0x41, 0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x52, 0x65, 0x71, 0x75,
-	0x65, 0x73, 0x74, 0x1a, 0x2b, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
-	0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49, 0x73, 0x56, 0x41, 0x41,
-	0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65,
-	0x22, 0x72, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x6c, 0x12, 0x6a, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f,
-	0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x2f, 0x69, 0x73, 0x5f, 0x76, 0x61, 0x61, 0x5f, 0x65, 0x6e,
-	0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f,
-	0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74, 0x74, 0x65, 0x72, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e,
-	0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65, 0x6d,
-	0x69, 0x74, 0x74, 0x65, 0x72, 0x5f, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x7d, 0x2f, 0x7b,
-	0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x73, 0x65, 0x71, 0x75, 0x65,
-	0x6e, 0x63, 0x65, 0x7d, 0x12, 0x8e, 0x01, 0x0a, 0x14, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f,
-	0x72, 0x47, 0x65, 0x74, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73, 0x74, 0x12, 0x29, 0x2e,
-	0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76,
-	0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73,
-	0x74, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69,
+	0x72, 0x64, 0x69, 0x61, 0x6e, 0x53, 0x65, 0x74, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x2b, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47,
+	0x65, 0x74, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x47, 0x75, 0x61, 0x72, 0x64, 0x69, 0x61,
+	0x6e, 0x53, 0x65, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x1f, 0x82, 0xd3,
+	0xe4, 0x93, 0x02, 0x19, 0x12, 0x17, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x75, 0x61, 0x72, 0x64, 0x69,
+	0x61, 0x6e, 0x73, 0x65, 0x74, 0x2f, 0x63, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x12, 0xcc, 0x01,
+	0x0a, 0x23, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x41, 0x76, 0x61,
+	0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x42, 0x79,
+	0x43, 0x68, 0x61, 0x69, 0x6e, 0x12, 0x38, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70,
+	0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74,
+	0x41, 0x76, 0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74, 0x69, 0x6f, 0x6e, 0x61,
+	0x6c, 0x42, 0x79, 0x43, 0x68, 0x61, 0x69, 0x6e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x39, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47,
+	0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x41, 0x76, 0x61, 0x69, 0x6c, 0x61,
+	0x62, 0x6c, 0x65, 0x4e, 0x6f, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x42, 0x79, 0x43, 0x68, 0x61,
+	0x69, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x30, 0x82, 0xd3, 0xe4, 0x93,
+	0x02, 0x2a, 0x12, 0x28, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72,
+	0x2f, 0x61, 0x76, 0x61, 0x69, 0x6c, 0x61, 0x62, 0x6c, 0x65, 0x5f, 0x6e, 0x6f, 0x74, 0x69, 0x6f,
+	0x6e, 0x61, 0x6c, 0x5f, 0x62, 0x79, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e, 0x12, 0x9a, 0x01, 0x0a,
+	0x17, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x45, 0x6e, 0x71, 0x75,
+	0x65, 0x75, 0x65, 0x64, 0x56, 0x41, 0x41, 0x73, 0x12, 0x2c, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69,
 	0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72,
-	0x47, 0x65, 0x74, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73, 0x74, 0x52, 0x65, 0x73, 0x70,
-	0x6f, 0x6e, 0x73, 0x65, 0x22, 0x1f, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x19, 0x12, 0x17, 0x2f, 0x76,
-	0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x2f, 0x74, 0x6f, 0x6b, 0x65, 0x6e,
-	0x5f, 0x6c, 0x69, 0x73, 0x74, 0x42, 0x47, 0x5a, 0x45, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e,
-	0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x65, 0x72, 0x74, 0x75, 0x73, 0x6f, 0x6e, 0x65, 0x2f, 0x77, 0x6f,
-	0x72, 0x6d, 0x68, 0x6f, 0x6c, 0x65, 0x2f, 0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x70, 0x6b, 0x67, 0x2f,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2f,
-	0x76, 0x31, 0x3b, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x76, 0x31, 0x62, 0x06,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x47, 0x65, 0x74, 0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x56, 0x41, 0x41, 0x73, 0x52,
+	0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x2d, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72,
+	0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65,
+	0x74, 0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x56, 0x41, 0x41, 0x73, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x22, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x1c, 0x12, 0x1a, 0x2f,
+	0x76, 0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x2f, 0x65, 0x6e, 0x71, 0x75,
+	0x65, 0x75, 0x65, 0x64, 0x5f, 0x76, 0x61, 0x61, 0x73, 0x12, 0xe4, 0x01, 0x0a, 0x15, 0x47, 0x6f,
+	0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49, 0x73, 0x56, 0x41, 0x41, 0x45, 0x6e, 0x71, 0x75, 0x65,
+	0x75, 0x65, 0x64, 0x12, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e,
+	0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49, 0x73, 0x56, 0x41, 0x41,
+	0x45, 0x6e, 0x71, 0x75, 0x65, 0x75, 0x65, 0x64, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x2b, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47,
+	0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x49, 0x73, 0x56, 0x41, 0x41, 0x45, 0x6e, 0x71, 0x75,
+	0x65, 0x75, 0x65, 0x64, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x72, 0x82, 0xd3,
+	0xe4, 0x93, 0x02, 0x6c, 0x12, 0x6a, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e,
+	0x6f, 0x72, 0x2f, 0x69, 0x73, 0x5f, 0x76, 0x61, 0x61, 0x5f, 0x65, 0x6e, 0x71, 0x75, 0x65, 0x75,
+	0x65, 0x64, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65,
+	0x6d, 0x69, 0x74, 0x74, 0x65, 0x72, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e, 0x7d, 0x2f, 0x7b, 0x6d,
+	0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x65, 0x6d, 0x69, 0x74, 0x74, 0x65,
+	0x72, 0x5f, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x7d, 0x2f, 0x7b, 0x6d, 0x65, 0x73, 0x73,
+	0x61, 0x67, 0x65, 0x5f, 0x69, 0x64, 0x2e, 0x73, 0x65, 0x71, 0x75, 0x65, 0x6e, 0x63, 0x65, 0x7d,
+	0x12, 0x8e, 0x01, 0x0a, 0x14, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74,
+	0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73, 0x74, 0x12, 0x29, 0x2e, 0x70, 0x75, 0x62, 0x6c,
+	0x69, 0x63, 0x72, 0x70, 0x63, 0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f,
+	0x72, 0x47, 0x65, 0x74, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73, 0x74, 0x52, 0x65, 0x71,
+	0x75, 0x65, 0x73, 0x74, 0x1a, 0x2a, 0x2e, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63,
+	0x2e, 0x76, 0x31, 0x2e, 0x47, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x47, 0x65, 0x74, 0x54,
+	0x6f, 0x6b, 0x65, 0x6e, 0x4c, 0x69, 0x73, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65,
+	0x22, 0x1f, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x19, 0x12, 0x17, 0x2f, 0x76, 0x31, 0x2f, 0x67, 0x6f,
+	0x76, 0x65, 0x72, 0x6e, 0x6f, 0x72, 0x2f, 0x74, 0x6f, 0x6b, 0x65, 0x6e, 0x5f, 0x6c, 0x69, 0x73,
+	0x74, 0x42, 0x47, 0x5a, 0x45, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f,
+	0x63, 0x65, 0x72, 0x74, 0x75, 0x73, 0x6f, 0x6e, 0x65, 0x2f, 0x77, 0x6f, 0x72, 0x6d, 0x68, 0x6f,
+	0x6c, 0x65, 0x2f, 0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x70, 0x6b, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x2f, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x2f, 0x76, 0x31, 0x3b, 0x70,
+	0x75, 0x62, 0x6c, 0x69, 0x63, 0x72, 0x70, 0x63, 0x76, 0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x33,
 }
 
 var (
diff --git a/node/pkg/query/query.go b/node/pkg/query/query.go
index f7728c6fa3..8a7924d833 100644
--- a/node/pkg/query/query.go
+++ b/node/pkg/query/query.go
@@ -139,6 +139,7 @@ var perChainConfig = map[vaa.ChainID]PerChainConfig{
 	vaa.ChainIDBaseSepolia:     {NumWorkers: 1, TimestampCacheSupported: true},
 	vaa.ChainIDOptimismSepolia: {NumWorkers: 1, TimestampCacheSupported: true},
 	vaa.ChainIDPolygonSepolia:  {NumWorkers: 1, TimestampCacheSupported: true},
+	vaa.ChainIDMonadDevnet:     {NumWorkers: 1, TimestampCacheSupported: true},
 }
 
 // GetPerChainConfig returns the config for the specified chain. If the chain is not configured it returns an empty struct,
diff --git a/node/pkg/watchers/evm/watcher.go b/node/pkg/watchers/evm/watcher.go
index baff5e4205..739c5563de 100644
--- a/node/pkg/watchers/evm/watcher.go
+++ b/node/pkg/watchers/evm/watcher.go
@@ -722,6 +722,7 @@ func (w *Watcher) getFinality(ctx context.Context) (bool, bool, error) {
 		w.chainID == vaa.ChainIDHolesky ||
 		w.chainID == vaa.ChainIDKarura ||
 		w.chainID == vaa.ChainIDMantle ||
+		w.chainID == vaa.ChainIDMonadDevnet ||
 		w.chainID == vaa.ChainIDMoonbeam ||
 		w.chainID == vaa.ChainIDOptimism ||
 		w.chainID == vaa.ChainIDOptimismSepolia ||
diff --git a/proto/publicrpc/v1/publicrpc.proto b/proto/publicrpc/v1/publicrpc.proto
index e8ef0e65ed..56bd5a0659 100644
--- a/proto/publicrpc/v1/publicrpc.proto
+++ b/proto/publicrpc/v1/publicrpc.proto
@@ -66,6 +66,7 @@ enum ChainID {
   CHAIN_ID_OPTIMISM_SEPOLIA = 10005;
   CHAIN_ID_HOLESKY = 10006;
   CHAIN_ID_POLYGON_SEPOLIA = 10007;
+  CHAIN_ID_MONAD_DEVNET = 10008;
 }
 
 // MessageID is a VAA's globally unique identifier (see data availability design document).
diff --git a/sdk/vaa/structs.go b/sdk/vaa/structs.go
index 214cbafc99..05590e26f9 100644
--- a/sdk/vaa/structs.go
+++ b/sdk/vaa/structs.go
@@ -245,6 +245,8 @@ func (c ChainID) String() string {
 		return "holesky"
 	case ChainIDPolygonSepolia:
 		return "polygon_sepolia"
+	case ChainIDMonadDevnet:
+		return "monad_devnet"
 	default:
 		return fmt.Sprintf("unknown chain ID: %d", c)
 	}
@@ -366,6 +368,8 @@ func ChainIDFromString(s string) (ChainID, error) {
 		return ChainIDHolesky, nil
 	case "polygon_sepolia":
 		return ChainIDPolygonSepolia, nil
+	case "monad_devnet":
+		return ChainIDMonadDevnet, nil
 	default:
 		return ChainIDUnset, fmt.Errorf("unknown chain ID: %s", s)
 	}
@@ -428,6 +432,7 @@ func GetAllNetworkIDs() []ChainID {
 		ChainIDOptimismSepolia,
 		ChainIDHolesky,
 		ChainIDPolygonSepolia,
+		ChainIDMonadDevnet,
 	}
 }
 
@@ -546,6 +551,8 @@ const (
 	ChainIDHolesky ChainID = 10006
 	// ChainIDPolygonSepolia is the ChainID of Polygon on Sepolia
 	ChainIDPolygonSepolia ChainID = 10007
+	// ChainIDMonadDevnet is the ChainID of Monad Devnet
+	ChainIDMonadDevnet ChainID = 10008
 
 	// Minimum VAA size is derrived from the following assumptions:
 	//  HEADER
diff --git a/sdk/vaa/structs_test.go b/sdk/vaa/structs_test.go
index 0eea302af9..df1aa75f56 100644
--- a/sdk/vaa/structs_test.go
+++ b/sdk/vaa/structs_test.go
@@ -85,6 +85,7 @@ func TestChainIDFromString(t *testing.T) {
 		{input: "optimism_sepolia", output: ChainIDOptimismSepolia},
 		{input: "holesky", output: ChainIDHolesky},
 		{input: "polygon_sepolia", output: ChainIDPolygonSepolia},
+		{input: "monad_devnet", output: ChainIDMonadDevnet},
 
 		{input: "Solana", output: ChainIDSolana},
 		{input: "Ethereum", output: ChainIDEthereum},
@@ -142,6 +143,7 @@ func TestChainIDFromString(t *testing.T) {
 		{input: "Optimism_Sepolia", output: ChainIDOptimismSepolia},
 		{input: "Holesky", output: ChainIDHolesky},
 		{input: "Polygon_Sepolia", output: ChainIDPolygonSepolia},
+		{input: "Monad_Devnet", output: ChainIDMonadDevnet},
 	}
 
 	// Negative Test Cases
@@ -337,6 +339,7 @@ func TestChainId_String(t *testing.T) {
 		{input: 10005, output: "optimism_sepolia"},
 		{input: 10006, output: "holesky"},
 		{input: 10007, output: "polygon_sepolia"},
+		{input: 10008, output: "monad_devnet"},
 		{input: 10000, output: "unknown chain ID: 10000"},
 	}