---
title: "Vertex Proxy Route"
method: GET
path: "/vertex_ai/{endpoint}"
tags: ["Vertex AI Pass-through", "pass-through"]
---

# Vertex Proxy Route

`GET /vertex_ai/{endpoint}`

Call LiteLLM proxy via Vertex AI SDK.

[Docs](https://docs.litellm.ai/docs/pass_through/vertex_ai)

## Path parameters

- `endpoint` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-18** `082b5fabd909` — 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status

[Change history](https://skmtc.dev/flock/apis/litellm-api/changes/vertex_ai/:endpoint/get.md)

---

[API](https://skmtc.dev/flock/apis/litellm-api.md) · [All operations](https://skmtc.dev/flock/apis/litellm-api/llms.txt) · [OpenAPI document](https://skmtc.dev/flock/apis/litellm-api/revisions/7ed45f30a5f0?raw)