Rate Limits
Each principal (API key holder) is limited by a per-process token bucket.
Default
60 requests per minute per principal (capacity 60, refill 1 token/second).
Response when limited
HTTP 429
{ "ok": false, "error": { "code": "RATE_LIMITED", "message": "..." } } Scope of this guarantee
This is a per-process limiter, not a distributed one — accurate for a current single-instance deployment. It is not yet a claim of production-grade multi-instance abuse protection; that is a known, explicit limitation rather than an unstated gap.