Rate limits

TierPer-minutePer-dayNotes
anonymous6010 000shared per IP
free6010 000per API key
pro6001 000 000per API key
unlimitedinternal/system keys

When a key is created, its quota defaults to the tier's standard. Custom per-key quotas can be set on a request basis.

Every response carries X-RateLimit-Limit, X-RateLimit-Remaining, and (when the bucket has been touched) X-RateLimit-Reset. A 429 response carries Retry-After.