Gemini 2.5 Flash

gemini-2.5-flash is now used by default!

Ref: https://blog.google/products/gemini/gemini-2-5-model-family-expands/

Other improvements:

• Support extra_body, reasoning_effort and seed params
• Implement tools handling
• Support web search
• Support gemma-... models
• Support gemini-... embeddings models
• Misc. enhancements

Full Changelog: gemini-2.0-flash-thinking-exp...gemini-2.5-flash

Gemini 2.0 Flash Thinking Mode

gemini-2.0-flash-thinking-exp is supported!

Ref: https://ai.google.dev/gemini-api/docs/thinking-mode

Other improvements:

• Support frequency_penalty, presence_penalty and max_completion_tokens
• Improve response_format handling, support "json_schema"
• Support responseMimeType: "text/x.enum"
• Misc. important fixes

Full Changelog: learnlm-1.5-pro-experimental...gemini-2.0-flash-thinking-exp

LearnLM - for teaching and learning

learnlm-1.5-pro-experimental model is supported!

Ref:

• https://ai.google.dev/gemini-api/docs/learnlm
• https://blog.google/outreach-initiatives/education/google-learnlm-gemini-generative-ai/

Other improvements:

• Support embeddings and models API endpoints.
• Serve locally with Node, Deno, Bun.
• Deploy to Deno instruction.
• Support audio input.

Full Changelog: gemini-1.5-x-002...learnlm-1.5-pro-experimental

Gemini 1.5 Flash & Pro 002

Ready for updated models:

• gemini-1.5-pro-002
• gemini-1.5-flash-002
• gemini-1.5-flash-8b-exp-0924

https://developers.googleblog.com/en/updated-production-ready-gemini-models-reduced-15-pro-pricing-increased-rate-limits-and-more/

Full Changelog: gemini-1.5-flash...gemini-1.5-x-002

Gemini 1.5 Flash

Use gemini-1.5-flash-latest (and other models), specifying it in request.

https://developers.googleblog.com/en/gemini-15-pro-and-15-flash-now-available/

Also: response object now contains usage info.

Full Changelog: gemini-1.5-pro...gemini-1.5-flash

Gemini 1.5 Pro

Use gemini-1.5-pro-latest model!

https://developers.googleblog.com/2024/04/gemini-15-pro-in-public-preview-with-new-features.html

Full Changelog: https://github.com/PublicAffairs/openai-gemini/commits/gemini-1.5-pro