---
title: "Validate OAuth Access Token"
method: POST
path: "/opik/auth-oauth"
tags: ["MCP OAuth"]
---

# Validate OAuth Access Token

`POST /opik/auth-oauth`

Introspects a bearer access token and returns the identity it resolves to

## Headers

- `Authorization` string

## Response `200`

Validated token identity

- ValidatedToken
  - `user_name` string
  - `workspace_id` string
  - `workspace_name` string
  - `resource` string

## Other responses

- `401` — Missing, malformed, or unknown access token

## Changes

- **2026-06-17** `cc3d16e25f83` — 1 info
  - endpoint added
- **2026-05-04** `d606e84c75e4` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/comet-ml/apis/opik-rest-api/changes/opik/auth-oauth/post.md)

---

[API](https://skmtc.dev/comet-ml/apis/opik-rest-api.md) · [All operations](https://skmtc.dev/comet-ml/apis/opik-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/comet-ml/opik-rest-api/revisions/0739fa5022ca/schema)