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

# Vertex Proxy Route

`POST /vertex_ai/{endpoint}`

## Request

- Base URL: `https://api.vibebrowser.app` (the document declares no server; this is the origin it was published from)
- URL: `https://api.vibebrowser.app/vertex_ai/{endpoint}`
- Auth: one of:
  - API key in header `x-litellm-api-key`
  - API key in header `x-litellm-api-key`
  - API key in header `x-litellm-api-key`
  - API key in header `x-litellm-api-key`
  - API key in header `x-litellm-api-key`
  - API key in header `x-litellm-api-key`

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

- **2026-10-20** `eea0b7e7b167`: 1 info
  - api operation id `vertex_proxy_route_vertex_ai__endpoint__delete` removed and replaced with `vertex_proxy_route_vertex_ai__endpoint__patch`

[Operation history](https://skmtc.dev/vibebrowser/apis/litellm-api/changes/vertex_ai/:endpoint/post.md)

---

[API](https://skmtc.dev/vibebrowser/apis/litellm-api.md) · [All operations](https://skmtc.dev/vibebrowser/apis/litellm-api/llms.txt) · [OpenAPI document](https://skmtc.dev/vibebrowser/apis/litellm-api/revisions/eea0b7e7b167?raw)