Gemini 3.8 Flash is now available. Try it out.

Gemini 3.8 Flash

Gemini 3.8 Flash is our most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows—all with the speed and cost efficiency of Flash.

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Documentation

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gemini-3.8-flash

Property	Description
Model code	`gemini-3.8-flash`
Supported data types	Inputs Text, Image, Video, Audio, and PDF Output Text
Token limits^[*]	Input token limit 1,048,576 Output token limit 65,536
Capabilities	Audio generation Not supported Caching Supported Code execution Supported Computer use Supported (Preview) File search Supported Function calling Supported Grounding with Google Maps Supported Image generation Not supported Live API Not supported Search grounding Supported Structured outputs Supported Thinking Supported (low, medium, high) Note: `minimal` is not supported and returns an error. URL context Supported
Consumption options	Batch API Supported Flex inference Supported Priority inference Supported
Versions	Read the model version patterns for more details. Stable: `gemini-3.8-flash`
Latest update	September 2026
Model card	Model card