diff --git a/apps/api/src/types/x402.d.ts b/apps/api/src/types/x402.d.ts
new file mode 100644
index 000000000..06fd1df95
--- /dev/null
+++ b/apps/api/src/types/x402.d.ts
@@ -0,0 +1,34 @@
+declare module 'x402' {
+  export * from 'x402/dist/cjs/types/index';
+}
+
+declare module 'x402/dist/cjs/types/index' {
+  // Type definitions
+  export interface ChainConfig {
+    [key: string]: any;
+  }
+  
+  export interface ConnectedClient {
+    [key: string]: any;
+  }
+  
+  export interface SignerWallet {
+    [key: string]: any;
+  }
+  
+  // Value exports (constants)
+  export const index_ChainConfig: any;
+  export const index_ConnectedClient: any;
+  export const index_SignerWallet: any;
+  
+  // Re-export everything else that might be in the module
+  const _default: any;
+  export default _default;
+}
+
+declare module 'x402-express' {
+  export function paymentMiddleware(...args: any[]): any;
+  
+  // Export any other functions or types that might be used
+  export * from 'x402-express';
+} 
\ No newline at end of file
diff --git a/apps/api/tsconfig.json b/apps/api/tsconfig.json
index e220e2132..0bdf4200c 100644
--- a/apps/api/tsconfig.json
+++ b/apps/api/tsconfig.json
@@ -14,7 +14,14 @@
     "baseUrl": ".",
     "strictNullChecks": true,
 
-    "inlineSources": true
+    "inlineSources": true,
+
+    "typeRoots": ["./src/types", "./node_modules/@types"],
+    "paths": {
+      "x402": ["./src/types/x402"],
+      "x402/*": ["./src/types/x402"],
+      "x402-express": ["./src/types/x402"]
+    }
   },
   "include": [
     "src/",
@@ -23,6 +30,7 @@
     "utils/utils.ts",
     "services/db/supabaseEmbeddings.ts",
     "utils/EventEmmitter.ts",
-    "src/services/queue-service.ts"
+    "src/services/queue-service.ts",
+    "src/types/x402.d.ts"
   ]
 }