Authentication with OAuth quickstart

Source: https://ai.google.dev/gemini-api/docs/oauth

Retrieved: 2025-08-15

Summary

Authenticate with OAuth for stricter access control than API keys.

Google AI Studio quickstart • Using Gemini API keys • API versions explained • Gemini API libraries (Google GenAI SDK) • Gemini models • OpenAI compatibility • Overview • Pricing • Quickstart • Rate limits

Notes

  • See Pricing and Rate limits for cost and throughput considerations.
  • Prefer the Google GenAI SDK unless you have a strong reason to use raw REST or compatibility layers.
  • Review Safety settings and Usage policies before shipping.