# Rate Limits

| Tier   | Credential                          | Limit                 |
| ------ | ----------------------------------- | --------------------- |
| Tier   | Credential                          | Limit                 |
| ---    | ---                                 | ---                   |
| Tier 1 | No key                              | 60 req/min per IP     |
| Tier 2 | API key (`X-API-Key` header)        | 600 req/min           |
| Tier 3 | Privy JWT (`Authorization: Bearer`) | 1200 req/min per user |

Rate limit state is returned in every response via standard headers:

* `X-RateLimit-Limit` — maximum requests allowed in the current window
* `X-RateLimit-Remaining` — requests remaining in the current window
* `X-RateLimit-Reset` — Unix timestamp when the window resets


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