Gemini 3.8 Flash is a general-purpose model in the Gemini 3.8 family, generally available on 2 September 2026 under the model ID gemini-3.8-flash. Google positions it as its most intelligent workhorse, with improved response quality, more reliable code generation and stronger multimodal reasoning for long-horizon coding and autonomous agents.
On 8 October 2026 gemini-3.7-flash was deprecated and API requests were routed automatically to Gemini 3.8 Flash. The same family includes Gemini 3.8 Live for real-time voice and the Gemini 3.8 Flash TTS speech models.