Hiro · Rate Limits

Hiro Rate Limits

Hiro APIs enforce per-IP and per-API-key rate limits. Authenticated keys get higher limits.

Hiro Rate Limits is the machine-readable rate-limit profile for Hiro on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 2 rate-limit definitions, measuring requests_per_minute.

The profile also includes 2 backoff/retry policies defined and response codes documented for throttled.

Tagged areas include Web3, Blockchain, Bitcoin, Stacks, and sBTC.

2 Limits Throttle: 429
Web3BlockchainBitcoinStackssBTCIndexingRate Limiting

Limits

Anonymous Per-IP ip
requests_per_minute
50
Default per-IP limit for unauthenticated requests.
Authenticated Per-Key api_key
requests_per_minute
500
Higher limit with x-api-key header.

Policies

Backoff Strategy
Exponential backoff on 429.
Use API Key
Authenticate to lift IP-based limits.

Sources