diff --git a/examples/ex_openai.py b/examples/ex_openai.py
index 50c453c..93ff12a 100644
--- a/examples/ex_openai.py
+++ b/examples/ex_openai.py
@@ -1,3 +1,5 @@
+import os
+
 import logfire
 from devtools import debug
 from openai import OpenAI
@@ -5,8 +7,12 @@
 logfire.configure()
 logfire.instrument_httpx(capture_all=True)
 
+
+GATEWAY_API_KEY = os.getenv('GATEWAY_API_KEY')
+assert GATEWAY_API_KEY, 'GATEWAY_API_KEY is not set'
+
 client = OpenAI(
-    api_key='VOE4JMpVGr71RgvEEidPCXd4ov42L24ODw9q5RI7uYc',
+    api_key=GATEWAY_API_KEY,
     base_url='http://localhost:8787/openai',
     # base_url='https://pydantic-ai-gateway.pydantic.workers.dev/openai',
 )
diff --git a/examples/pai_anthropic_vertex.py b/examples/pai_anthropic_vertex.py
new file mode 100644
index 0000000..df28125
--- /dev/null
+++ b/examples/pai_anthropic_vertex.py
@@ -0,0 +1,49 @@
+import os
+from datetime import date
+
+import logfire
+from anthropic import AnthropicVertex
+from google.auth.api_key import Credentials
+from pydantic import BaseModel, field_validator
+from pydantic_ai import Agent
+from pydantic_ai.models.anthropic import AnthropicModel
+from pydantic_ai.providers.anthropic import AnthropicProvider
+
+logfire.configure(service_name='testing')
+logfire.instrument_pydantic_ai()
+
+GATEWAY_API_KEY = os.getenv('GATEWAY_API_KEY')
+assert GATEWAY_API_KEY, 'GATEWAY_API_KEY is not set'
+
+
+class Person(BaseModel, use_attribute_docstrings=True):
+    name: str
+    """The name of the person."""
+    dob: date
+    """The date of birth of the person. MUST BE A VALID ISO 8601 date."""
+    city: str
+    """The city where the person lives."""
+
+    @field_validator('dob')
+    def validate_dob(cls, v: date) -> date:
+        if v >= date(1900, 1, 1):
+            raise ValueError('The person must be born in the 19th century')
+        return v
+
+
+client = AnthropicVertex(
+    base_url='http://localhost:8787/google-vertex',
+    region='unset',
+    project_id='unset',
+    credentials=Credentials(token=GATEWAY_API_KEY),
+)
+provider = AnthropicProvider(anthropic_client=client)
+model = AnthropicModel('claude-sonnet-4-20250514', provider=provider)
+
+person_agent = Agent(
+    model=model,
+    output_type=Person,
+    instructions='Extract information about the person',
+)
+result = person_agent.run_sync("Samuel lived in London and was born on Jan 28th '87")
+print(repr(result.output))
diff --git a/gateway/src/providers/google/auth.ts b/gateway/src/providers/google/auth.ts
index 243859e..4c2b9d8 100644
--- a/gateway/src/providers/google/auth.ts
+++ b/gateway/src/providers/google/auth.ts
@@ -14,7 +14,7 @@ export async function authToken(credentials: string, kv: KVNamespace): Promise<s
   return token
 }
 
-function getServiceAccount(credentials: string): ServiceAccount {
+export function getServiceAccount(credentials: string): ServiceAccount {
   let sa
   try {
     sa = JSON.parse(credentials) as ServiceAccount
@@ -27,12 +27,16 @@ function getServiceAccount(credentials: string): ServiceAccount {
   if (typeof sa.private_key !== 'string') {
     throw new ResponseError(400, `"private_key" should be a string, not ${typeof sa.private_key}`)
   }
-  return { client_email: sa.client_email, private_key: sa.private_key }
+  if (typeof sa.project_id !== 'string') {
+    throw new ResponseError(400, `"project_id" should be a string, not ${typeof sa.project_id}`)
+  }
+  return { client_email: sa.client_email, private_key: sa.private_key, project_id: sa.project_id }
 }
 
 interface ServiceAccount {
   client_email: string
   private_key: string
+  project_id: string
 }
 
 const encoder = new TextEncoder()
diff --git a/gateway/src/providers/google/index.ts b/gateway/src/providers/google/index.ts
index 82dde3e..7ee2280 100644
--- a/gateway/src/providers/google/index.ts
+++ b/gateway/src/providers/google/index.ts
@@ -1,5 +1,5 @@
 import { DefaultProviderProxy, JsonData, isMapping } from '../default'
-import { authToken } from './auth'
+import { authToken, getServiceAccount } from './auth'
 import { otelEvents, GoogleRequest, GenerateContentResponse } from './otel'
 
 export class GoogleVertexProvider extends DefaultProviderProxy {
@@ -7,12 +7,19 @@ export class GoogleVertexProvider extends DefaultProviderProxy {
 
   url() {
     if (this.providerProxy.baseUrl) {
-      const extra = this.restOfPath
-        // I think this regex is for GLA aka the google developer API
-        .replace(/^v1beta\/models\//, '')
-        // this is for requests expecting google vertex
-        .replace(/^v1beta1\/publishers\/google\/models\//, '')
-      return `${this.providerProxy.baseUrl}/${extra}`
+      // Extract project ID from credentials
+      const projectId = getServiceAccount(this.providerProxy.credentials).project_id
+
+      // Extract location from baseUrl (e.g., us-central1 from https://us-central1-aiplatform.googleapis.com)
+      // If no location is found, use "global"
+      const locationMatch = /https:\/\/(.+)-aiplatform\.googleapis\.com/.exec(this.providerProxy.baseUrl)
+      const location = locationMatch ? locationMatch[1] : 'global'
+
+      // Transform the path to inject correct project and location
+      const extra = transformPath(this.restOfPath, projectId, location!)
+      const finalUrl = `${this.providerProxy.baseUrl}/${extra}`
+      console.log('Final URL:', finalUrl)
+      return finalUrl
     } else {
       return { error: 'baseUrl is required for the Google Provider' }
     }
@@ -47,3 +54,12 @@ export class GoogleVertexProvider extends DefaultProviderProxy {
     return isMapping(responseBody) && typeof responseBody.responseId === 'string' ? responseBody.responseId : undefined
   }
 }
+
+function transformPath(restOfPath: string, projectId: string, location: string): string {
+  return restOfPath
+    .replace(
+      /^v1beta1\/publishers\/google\/models/,
+      `v1beta1/projects/${projectId}/locations/${location}/publishers/google/models`,
+    )
+    .replace(/^projects\/unset\/locations\/unset/, `projects/${projectId}/locations/${location}`)
+}
diff --git a/proxy-vcr/proxy_vcr/main.py b/proxy-vcr/proxy_vcr/main.py
index 77c5526..ab73fcf 100644
--- a/proxy-vcr/proxy_vcr/main.py
+++ b/proxy-vcr/proxy_vcr/main.py
@@ -51,14 +51,12 @@ async def proxy(request: Request) -> JSONResponse:
         with vcr.use_cassette(f'{body_hash}.yaml'):  # type: ignore[reportUnknownReturnType]
             headers = {'Authorization': auth_header, 'content-type': 'application/json'}
             response = await client.post(url, content=body, headers=headers)
-        return JSONResponse(response.json(), status_code=response.status_code)
     elif request.url.path.startswith('/groq'):
         client = cast(httpx.AsyncClient, request.scope['state']['httpx_client'])
         url = GROQ_BASE_URL + request.url.path[len('/groq') :]
         with vcr.use_cassette(f'{body_hash}.yaml'):  # type: ignore[reportUnknownReturnType]
             headers = {'Authorization': auth_header, 'content-type': 'application/json'}
             response = await client.post(url, content=body, headers=headers)
-        return JSONResponse(response.json(), status_code=response.status_code)
     elif request.url.path.startswith('/anthropic'):
         client = cast(httpx.AsyncClient, request.scope['state']['httpx_client'])
         url = ANTHROPIC_BASE_URL + request.url.path[len('/anthropic') :]
@@ -70,9 +68,9 @@ async def proxy(request: Request) -> JSONResponse:
                 'anthropic-version': request.headers.get('anthropic-version', '2023-06-01'),
             }
             response = await client.post(url, content=body, headers=headers)
-        return JSONResponse(response.json(), status_code=response.status_code)
-    raise HTTPException(status_code=400, detail='Invalid user agent')
-    # raise HTTPException(status_code=404, detail=f'Path {request.url.path} not supported')
+    else:
+        raise HTTPException(status_code=404, detail=f'Path {request.url.path} not supported')
+    return JSONResponse(response.json(), status_code=response.status_code)
 
 
 async def health_check(_: Request) -> Response:
diff --git a/pyproject.toml b/pyproject.toml
index 9cc40a4..37ffb2f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,6 @@ dev = ["pyright>=1.1.341", "ruff>=0.12.8"]
 [tool.uv.sources]
 proxy-vcr = { workspace = true }
 examples = { workspace = true }
-pydantic-ai = { git = "https://github.com/pydantic/pydantic-ai.git", branch = "support-anthropic-gateway" }
 
 [tool.uv.workspace]
 members = ["proxy-vcr", "examples"]
diff --git a/uv.lock b/uv.lock
index 3113fdc..944762f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -272,7 +272,7 @@ wheels = [
 
 [[package]]
 name = "cohere"
-version = "5.17.0"
+version = "5.18.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "fastavro" },
@@ -286,9 +286,9 @@ dependencies = [
     { name = "types-requests", version = "2.32.4.20250809", source = { registry = "https://pypi.org/simple" }, marker = "platform_python_implementation != 'PyPy'" },
     { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/8a/ea/0b4bfb4b7f0f445db97acc979308f80ed5ab31df3786b1951d6e48b30d27/cohere-5.17.0.tar.gz", hash = "sha256:70d2fb7bccf8c9de77b07e1c0b3d93accf6346242e3cdc6ce293b577afa74a63", size = 164665, upload-time = "2025-08-13T06:58:00.608Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/0d/f5/4682a965449826044c853c82796805f8d3e9214471e2f120db3063116584/cohere-5.18.0.tar.gz", hash = "sha256:93a7753458a45cd30c796300182d22bb1889eadc510727e1de3d8342cb2bc0bf", size = 164340, upload-time = "2025-09-12T14:17:16.776Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/aa/21/d0eb7c8e5b3bb748190c59819928c38cafcdf8f8aaca9d21074c64cf1cae/cohere-5.17.0-py3-none-any.whl", hash = "sha256:fe7d8228cda5335a7db79a828893765a4d5a40b7f7a43443736f339dc7813fa4", size = 295301, upload-time = "2025-08-13T06:57:59.072Z" },
+    { url = "https://files.pythonhosted.org/packages/23/9b/3dc80542e60c711d57777b836a64345dda28f826c14fd64d9123278fcbfe/cohere-5.18.0-py3-none-any.whl", hash = "sha256:885e7be360206418db39425faa60dbcd7f38e39e7f84b824ee68442e6a436e93", size = 295384, upload-time = "2025-09-12T14:17:15.421Z" },
 ]
 
 [[package]]
@@ -346,7 +346,7 @@ dependencies = [
 requires-dist = [
     { name = "devtools", specifier = ">=0.12.2" },
     { name = "logfire", extras = ["httpx"], specifier = ">=4.3.3" },
-    { name = "pydantic-ai", git = "https://github.com/pydantic/pydantic-ai.git?branch=support-anthropic-gateway" },
+    { name = "pydantic-ai" },
 ]
 
 [[package]]
@@ -1246,11 +1246,15 @@ wheels = [
 
 [[package]]
 name = "pydantic-ai"
-version = "1.0.4.dev5+7c50b1e"
-source = { git = "https://github.com/pydantic/pydantic-ai.git?branch=support-anthropic-gateway#7c50b1ec2bd80963a3f6595241defe26a763296a" }
+version = "1.0.8"
+source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "pydantic-ai-slim", extra = ["ag-ui", "anthropic", "bedrock", "cli", "cohere", "evals", "google", "groq", "huggingface", "logfire", "mcp", "mistral", "openai", "retries", "temporal", "vertexai"] },
 ]
+sdist = { url = "https://files.pythonhosted.org/packages/21/26/f350b31a8988c51a0daf52582b2d9d9301d1361a423e27410ce456d5babc/pydantic_ai-1.0.8.tar.gz", hash = "sha256:36d649a279126b0c4303572e0c6bb8b134b9c7874127c2f97efec996253c767d", size = 43978617, upload-time = "2025-09-17T01:22:28.917Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/b4/fe/5eb4b314c06c178d038433123f8ade25ce3de19ed44bd52ea351ae9f1210/pydantic_ai-1.0.8-py3-none-any.whl", hash = "sha256:b0c403c7f6dd7f900e04cdc08379413820f5d6ca10d5aec5b1f1c5d354c70649", size = 11668, upload-time = "2025-09-17T01:22:16.474Z" },
+]
 
 [[package]]
 name = "pydantic-ai-gateway"
@@ -1273,8 +1277,8 @@ dev = [
 
 [[package]]
 name = "pydantic-ai-slim"
-version = "1.0.4.dev5+7c50b1e"
-source = { git = "https://github.com/pydantic/pydantic-ai.git?subdirectory=pydantic_ai_slim&branch=support-anthropic-gateway#7c50b1ec2bd80963a3f6595241defe26a763296a" }
+version = "1.0.8"
+source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "genai-prices" },
     { name = "griffe" },
@@ -1284,6 +1288,10 @@ dependencies = [
     { name = "pydantic-graph" },
     { name = "typing-inspection" },
 ]
+sdist = { url = "https://files.pythonhosted.org/packages/f0/fa/0c9b5ff9cb9d062a7fb544d23752c984507cc7c7e8d0b83862192738ad79/pydantic_ai_slim-1.0.8.tar.gz", hash = "sha256:a0b7fc5ec23972e36f49e02f1198f591c09391a035481fd123e1123f309cc14e", size = 244202, upload-time = "2025-09-17T01:22:32.852Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/a6/99/1d4e3f0e58f6ab6aa384f0499a4994684eac7d5a384f79fb2b408c96d579/pydantic_ai_slim-1.0.8-py3-none-any.whl", hash = "sha256:d15fff2efbe940111503c16846bdd4ed5f5f519553c2e554599b3643925a86b4", size = 327113, upload-time = "2025-09-17T01:22:21.569Z" },
+]
 
 [package.optional-dependencies]
 ag-ui = [
@@ -1384,8 +1392,8 @@ wheels = [
 
 [[package]]
 name = "pydantic-evals"
-version = "1.0.4.dev5+7c50b1e"
-source = { git = "https://github.com/pydantic/pydantic-ai.git?subdirectory=pydantic_evals&branch=support-anthropic-gateway#7c50b1ec2bd80963a3f6595241defe26a763296a" }
+version = "1.0.8"
+source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
     { name = "logfire-api" },
@@ -1394,17 +1402,25 @@ dependencies = [
     { name = "pyyaml" },
     { name = "rich" },
 ]
+sdist = { url = "https://files.pythonhosted.org/packages/a9/64/ef54bddfc72f25319658d12a88518e0eac0d5c092865e4c147fb7f9aa162/pydantic_evals-1.0.8.tar.gz", hash = "sha256:38ff41b64f432a7eb9b35d66caf0d3c85478b26a43f312d76230f12aa8a7ce8a", size = 45500, upload-time = "2025-09-17T01:22:33.954Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/d7/80/f84e57bc6e9ea8e7fbf866c32d54463dcca53e9c43a2e11ab30ab0fede95/pydantic_evals-1.0.8-py3-none-any.whl", hash = "sha256:ececb6f5f902945a7f3660f40b8e58ddac257eea143965e0a1e5f9f0257014e1", size = 54600, upload-time = "2025-09-17T01:22:23.384Z" },
+]
 
 [[package]]
 name = "pydantic-graph"
-version = "1.0.4.dev5+7c50b1e"
-source = { git = "https://github.com/pydantic/pydantic-ai.git?subdirectory=pydantic_graph&branch=support-anthropic-gateway#7c50b1ec2bd80963a3f6595241defe26a763296a" }
+version = "1.0.8"
+source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
     { name = "logfire-api" },
     { name = "pydantic" },
     { name = "typing-inspection" },
 ]
+sdist = { url = "https://files.pythonhosted.org/packages/15/b2/607fd33cc7a378c014118a4273eb1a8e36a25cad3ac0a4a0ed559f1192aa/pydantic_graph-1.0.8.tar.gz", hash = "sha256:e053837c4b84cbcd45cb1d4115f930ec1d25d897843d81e2e93a9bdc7775dfe8", size = 21907, upload-time = "2025-09-17T01:22:35.194Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/fe/5d/6c50e0e90899339a9ef4f8f2a93a763eb91d3b66937e36b55c3ae5ae14d9/pydantic_graph-1.0.8-py3-none-any.whl", hash = "sha256:c3376c39e3d35f1bf23478db648303e089b73c6675703a4f987a04c81cfbf883", size = 27539, upload-time = "2025-09-17T01:22:24.814Z" },
+]
 
 [[package]]
 name = "pydantic-settings"