API usage tiers graduate automatically with spend
Catalog row in Vendor License Rules · Cited
- Kind
- Counting
- Statement
- Rate limits guide (as published on 2026-09-26): limits are measured in RPM, RPD, TPM, TPD and IPM and "are defined at the organization level and at the project level, not user level." "As your spend on our API goes up, we automatically graduate you to the next usage tier." Tier qualification and monthly usage limits: Free (allowed geography) $100; Tier 1 $5 paid, $100; Tier 2 $50 paid, $500; Tier 3 $100 paid, $1,000; Tier 4 $250 paid, $5,000; Tier 5 $1,000 paid, $200,000.
- Applies when
- Planning API throughput and monthly spend ceilings.
- Applies to
- OpenAI API organizations and projects.
- Related metrics