Comment by jdietrich

The rate limits for Gemini 1.5 Flash are 2000 requests per minute and 4 million tokens per minute. Higher limits are available on request.

https://ai.google.dev/pricing#1_5flash

4o-mini's rate limits scale based on your account history, from 500RPM/200,000TPM to 30,000RPM/150,000,000TPM.

https://platform.openai.com/docs/guides/rate-limits