OpenAI · Rate Limits

Openai Rate Limits

OpenAI rate limits scale by usage tier (Tier 1-5+) which advances automatically based on cumulative spend. Five metrics: RPM, RPD, TPM, TPD, IPM.

0 Limits Throttle: 429
Rate LimitingAI

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Auto tier advancement
Tier upgrades happen automatically when both spend and account-age thresholds are crossed.
Above Tier 5
Contact OpenAI sales for custom limits beyond Tier 5.
Per-model limits
Each model has its own RPM/TPM ceiling; check the platform.openai.com/account/limits page.

Sources