diff --git a/src/cloudflare/internal/ai-api.ts b/src/cloudflare/internal/ai-api.ts
index 7077e6765e8..cd7bd96059e 100644
--- a/src/cloudflare/internal/ai-api.ts
+++ b/src/cloudflare/internal/ai-api.ts
@@ -13,6 +13,7 @@ interface AiError {
   message: string;
   name: string;
   description: string;
+  errors?: Array<{ code: number; message: string }>;
 }
 
 export type SessionOptions = {
@@ -96,10 +97,12 @@ export class Ai {
       },
     };
 
-    const res = await this.fetcher.fetch(
-      'https://workers-binding.ai/run?version=3',
-      fetchOptions
-    );
+    let endpointUrl = 'https://workers-binding.ai/run?version=3';
+    if (options.gateway?.id) {
+      endpointUrl = 'https://workers-binding.ai/ai-gateway/run?version=3';
+    }
+
+    const res = await this.fetcher.fetch(endpointUrl, fetchOptions);
 
     this.lastRequestId = res.headers.get('cf-ai-req-id');
     this.aiGatewayLogId = res.headers.get('cf-aig-log-id');
@@ -138,11 +141,23 @@ export class Ai {
 
     try {
       const parsedContent = JSON.parse(content) as AiError;
-      this.lastRequestInternalStatusCode = parsedContent.internalCode;
-      return new InferenceUpstreamError(
-        `${parsedContent.internalCode}: ${parsedContent.description}`,
-        parsedContent.name
-      );
+      if (parsedContent.internalCode) {
+        this.lastRequestInternalStatusCode = parsedContent.internalCode;
+        return new InferenceUpstreamError(
+          `${parsedContent.internalCode}: ${parsedContent.description}`,
+          parsedContent.name
+        );
+      } else if (
+        parsedContent.errors &&
+        parsedContent.errors.length > 0 &&
+        parsedContent.errors[0]
+      ) {
+        return new InferenceUpstreamError(
+          `${parsedContent.errors[0].code}: ${parsedContent.errors[0].message}`
+        );
+      } else {
+        return new InferenceUpstreamError(content);
+      }
     } catch {
       return new InferenceUpstreamError(content);
     }
diff --git a/src/cloudflare/internal/test/ai/ai-api-test.js b/src/cloudflare/internal/test/ai/ai-api-test.js
index 49956a4521e..80f791814cd 100644
--- a/src/cloudflare/internal/test/ai/ai-api-test.js
+++ b/src/cloudflare/internal/test/ai/ai-api-test.js
@@ -91,7 +91,11 @@ export const tests = {
       // Test raw input
       const resp = await env.ai.run('rawInputs', { prompt: 'test' });
 
-      assert.deepStrictEqual(resp, { inputs: { prompt: 'test' }, options: {} });
+      assert.deepStrictEqual(resp, {
+        inputs: { prompt: 'test' },
+        options: {},
+        requestUrl: 'https://workers-binding.ai/run?version=3',
+      });
     }
 
     {
@@ -105,6 +109,7 @@ export const tests = {
       assert.deepStrictEqual(resp, {
         inputs: { prompt: 'test' },
         options: { gateway: { id: 'my-gateway', skipCache: true } },
+        requestUrl: 'https://workers-binding.ai/ai-gateway/run?version=3',
       });
     }
 
@@ -126,6 +131,7 @@ export const tests = {
           example: 123,
           gateway: { id: 'my-gateway', metadata: { employee: 1233 } },
         },
+        requestUrl: 'https://workers-binding.ai/ai-gateway/run?version=3',
       });
     }
   },
diff --git a/src/cloudflare/internal/test/ai/ai-mock.js b/src/cloudflare/internal/test/ai/ai-mock.js
index da07f77e752..c85c6f23017 100644
--- a/src/cloudflare/internal/test/ai/ai-mock.js
+++ b/src/cloudflare/internal/test/ai/ai-mock.js
@@ -22,9 +22,15 @@ export default {
     }
 
     if (modelName === 'rawInputs') {
-      return Response.json(data, {
-        headers: respHeaders,
-      });
+      return Response.json(
+        {
+          ...data,
+          requestUrl: request.url,
+        },
+        {
+          headers: respHeaders,
+        }
+      );
     }
 
     if (modelName === 'inputErrorModel') {