---
title: "Validate current API key"
method: GET
path: "/v1/auth/validate"
---

# Validate current API key

`GET /v1/auth/validate`

Returns metadata for the current API key, including the subject type and granted public scopes. Use this endpoint to confirm a key is active before making scoped API requests.

**[Required scope](/using-the-api/scopes/):** None

**[Rate limit category](/using-the-api/rate-limits/):** Read

## Headers

- `Lightfield-Version` '2026-03-01', required

## Response `200`

OK

- AuthValidateResponse
  - `active` boolean, required — Whether the current API key is valid. Always `true` on successful responses.
  - `tokenType` 'api_key', required — Credential family, always `api_key`.
  - `subjectType` 'user' | 'workspace', required — Whether the API key belongs to a `user` or `workspace`.
  - `scopes` string[], required — Granted public scopes for the current API key. Empty when the key has full access.

## Other responses

- `400` — 400
- `401` — 401
- `403` — 403
- `404` — 404
- `409` — 409
- `415` — 415
- `422` — 422
- `429` — 429
- `500` — 500
- `501` — 501
- `503` — 503
- `504` — 504

---

[API](https://skmtc.net/lightfld/apis/api-reference.md) · [All operations](https://skmtc.net/lightfld/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/lightfld/api-reference/versions/93b6c5de5463/schema)