---
search:
  tags:
    - OAuth
    - GET
seo:
  description: >-
    Returns 503 temporarily_unavailable without OAUTH_SIGNING_STATE. Reference
    for the GET /oauth/jwks endpoint in the agentsub Gateway API.
sidebar:
  label: OAuth access-token signing JWKS
  badge: GET
title: OAuth access-token signing JWKS
type: openapi-operation
---
Returns `503 temporarily_unavailable` without `OAUTH_SIGNING_STATE`.

`GET /oauth/jwks`

**Responses**

- `200` — JWKS key set
- `503` — OAuth error JSON (\`temporarily\_unavailable\` — credentials or storage not configured)

Response example, 200:

```json
{
  "keys": [
    {}
  ]
}
```