Bump x402 packages

typescript/.changeset/brown-pets-grow.md

@@ -0,0 +1,5 @@
+---
+"@coinbase/agentkit": patch
+---
+
+Bumped x402 packages and fix missing readContract interface

typescript/agentkit/package.json

@@ -51,9 +51,9 @@
     "@solana/spl-token": "^0.4.12",
     "@solana/web3.js": "^1.98.1",
     "@vaultsfyi/sdk": "^2.1.9",
-    "@x402/evm": "^2.2.0",
-    "@x402/fetch": "^2.2.0",
-    "@x402/svm": "^2.2.0",
+    "@x402/evm": "^2.4.0",
+    "@x402/fetch": "^2.4.0",
+    "@x402/svm": "^2.4.0",
     "@zerodev/ecdsa-validator": "^5.4.5",
     "@zerodev/intent": "^0.0.24",
     "@zerodev/sdk": "^5.4.28",

typescript/agentkit/src/action-providers/x402/x402ActionProvider.test.ts

@@ -9,6 +9,7 @@ import * as utils from "./utils";
 
 // Mock external modules
 jest.mock("@x402/fetch");
+jest.mock("@x402/evm");
 jest.mock("@x402/evm/exact/client");
 jest.mock("@x402/svm/exact/client");
 jest.mock("./utils");
@@ -76,6 +77,7 @@ global.fetch = mockFetch;
 const makeMockWalletProvider = (networkId: string) => {
   const mockProvider = Object.create(EvmWalletProvider.prototype);
   mockProvider.toSigner = jest.fn().mockReturnValue("mock-signer");
+  mockProvider.getPublicClient = jest.fn().mockReturnValue("mock-public-client");
   mockProvider.getNetwork = jest.fn().mockReturnValue({ protocolFamily: "evm", networkId });
   return mockProvider as EvmWalletProvider;
 };

typescript/agentkit/src/action-providers/x402/x402ActionProvider.ts

@@ -13,6 +13,7 @@ import {
 } from "./schemas";
 import { EvmWalletProvider, WalletProvider, SvmWalletProvider } from "../../wallet-providers";
 import { x402Client, wrapFetchWithPayment } from "@x402/fetch";
+import { toClientEvmSigner } from "@x402/evm";
 import { registerExactEvmScheme } from "@x402/evm/exact/client";
 import { registerExactSvmScheme } from "@x402/svm/exact/client";
 import {
@@ -88,8 +89,6 @@ export class X402ActionProvider extends ActionProvider<WalletProvider> {
     args: z.infer<typeof ListX402ServicesSchema>,
   ): Promise<string> {
     try {
-      console.log("args", args);
-
       // Validate facilitator is allowed (known name or registered name)
       const { isAllowed, resolvedUrl } = validateFacilitator(
         args.facilitator,
@@ -382,8 +381,6 @@ DO NOT use this action directly without first trying make_http_request!`,
     args: z.infer<typeof RetryWithX402Schema>,
   ): Promise<string> {
     try {
-      console.log("args", args);
-
       // Check if service is registered
       if (!isUrlAllowed(args.url, this.registeredServices)) {
         return JSON.stringify(
@@ -849,7 +846,7 @@ These are the only services that can be called using make_http_request or make_h
     const client = new x402Client();
 
     if (walletProvider instanceof EvmWalletProvider) {
-      const signer = walletProvider.toSigner();
+      const signer = toClientEvmSigner(walletProvider.toSigner(), walletProvider.getPublicClient());
       registerExactEvmScheme(client, { signer });
     } else if (walletProvider instanceof SvmWalletProvider) {
       const signer = await walletProvider.toSigner();

typescript/examples/langchain-cdp-chatbot/chatbot.ts

@@ -120,9 +120,7 @@ async function initializeAgent() {
       registeredServices: networkId === "base-sepolia" ? ["https://www.x402.org/protected"] : [], // add approved x402 services
       allowDynamicServiceRegistration: false, // set to true to allow registering services discovered through facilitators bazaar
       maxPaymentUsdc: 1.0, // maximum payment per request in USDC
-      registeredFacilitators: {
-        "my-custom-facilitator": "https://my-custom-facilitator.example.com",
-      }, // add custom facilitators for discovery (CDP and PayAI are pre-registered), format: { "name": "https://url" }
+      registeredFacilitators: {}, // add custom facilitators for discovery (CDP and PayAI are pre-registered), format: { "name": "https://url" }
     };
 
     // action providers

typescript/examples/langchain-cdp-smart-wallet-chatbot/chatbot.ts

@@ -123,9 +123,7 @@ async function initializeAgent() {
             networkId === "base-sepolia" ? ["https://www.x402.org/protected"] : [], // add approved x402 services
           allowDynamicServiceRegistration: false, // set to true to allow registering services discovered through facilitators bazaar
           maxPaymentUsdc: 1.0, // maximum payment per request in USDC
-          registeredFacilitators: {
-            "my-custom-facilitator": "https://my-custom-facilitator.example.com",
-          }, // add custom facilitators for discovery (CDP and PayAI are pre-registered), format: { "name": "https://url" }
+          registeredFacilitators: {}, // add custom facilitators for discovery (CDP and PayAI are pre-registered), format: { "name": "https://url" }
         }),
       ],
     });