Release 2.2.0

Added models

Text models

• gemini-3.6-flash — Stable.


• gemini-3.5-flash — Stable.


• gemini-3.5-flash-lite — Stable.


• gemini-3.1-flash-lite — Stable replacement for the deprecated preview model.


• gemini-3.1-pro-preview — Preview.


• gemini-3-flash-preview — Preview.

Image models

• gemini-3.1-flash-lite-image


• gemini-3.1-flash-image


• gemini-3-pro-image

Removed models

• gemini-2.5-flash


• gemini-2.5-flash-lite


• gemini-2.5-pro


• imagen-4.0-generate-001


• imagen-4.0-fast-generate-001


• imagen-4.0-ultra-generate-001


• gemini-2.5-flash-image


• gemini-3.1-flash-lite-preview

API updates

• Added Interactions API support for the new Gemini models.


• Continued support for compatible generateContent endpoints.


• Removed deprecated temperature, top_p, and top_k parameters.


• Added model tracking using model and modelVersion, with fallback to the configured model.


• Improved network, HTTP, and incomplete image-response error handling.

Compatibility

Existing configurations referencing removed models remain available as custom configurations and are not migrated automatically.