Unit · Rate Limits

Unit Rate Limits

Unit enforces per-IP rate limits in addition to per-token throttling.

1 Limits Throttle: 429
FinTechBaaSBankingPaymentsCard IssuingACHRate Limiting

Limits

Per-IP RPS ip
requests_per_minute
1000
1000 requests per minute per IP, separate limits in sandbox vs production.

Policies

Backoff Strategy
Exponential backoff on 429.
Idempotency
Use idempotency-key headers on POST endpoints.
Customer Tokens
Use customer-scoped tokens for end-user actions per Unit security guidance.

Sources