Gemini

Fixed a hang on Enter keypress in interactive mode and stale cached credentials persisting when re-selecting Google login. Also isolates tool rejection to the active call in sequential batches and skips eager recursive file reading for @ references.

What's Changed

• fix(patch): cherry-pick 2ce1a69 to release/v0.64.0-preview.0-pr-29672 to patch version v0.64.0-preview.0 and create version 0.64.0-preview.1 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/29696

Telemetry configuration now supports custom OTLP headers. Also fixed infinite verification and OAuth retry loops, and enforced the terminal user turn invariant with normalized request contents.

Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) is generally available with improved visual quality, prompt adherence, multi-turn character consistency, text rendering, and wide and panoramic aspect ratios up to 8:1 across 1K, 2K, and 4K resolutions. The gemini-3.1-flash-image model is deprecated with no shutdown date announced.

Gemini Nano Banana 2.1 is now generally available, and gemini-3.1-flash-image is deprecated.

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.64.0-nightly.20261003.gfb972b2f8...v0.64.0-nightly.20261005.gfb972b2f8

Enter and Spacebar now reliably confirm selection list options in the CLI.

Gemini 3.8 Flash TTS and Gemini 3.8 Flash Lite TTS models are now available in the SDKs, alongside gcs_metrics_uri support for exporting tuning job metrics and label support in LiveClientSetup and Gemini API GenerateContent. Fixed Trigger.interaction and TriggerCreateParams.interaction to use CreateAgentInteraction.