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Google: gemini-3.8-flash
gemini-3.8-flash
1M context65.5K outReasoningToolsParallel toolsVisionAudio inVideoFilesCacheStructuredWeb searchURL contextStreamingSystem msg
Released Sep 2, 2026Knowledge cutoff Aug 2026Updated Oct 29, 2026
Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.
Mode chatTokenizer Gemini
Inputs used for the providers' own purposes
At least one provider of this model uses your inputs for its own purposes, for example to train AI models. Do not enter personal data of third parties or sensitive data. You can object to this use at any time in your account settings or via "Manage consents" in the chat.
Read the privacy policyPricing
Input price
$0.06/ 1M tokens92% off
Output price
$0.32/ 1M tokens92% off
Compatible endpoints openaiVendor GoogleProvider Routerah
Uptime
Performance
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Supported parameters
All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.
| Parameter | Providers | Default |
|---|---|---|
| include_reasoning | All providers | - |
| max_tokens | All providers | - |
| reasoning | All providers | - |
| reasoning_effort | All providers | - |
| response_format | All providers | - |
| seed | All providers | - |
| stop | All providers | - |
| structured_outputs | All providers | - |
| temperature | Some providers | - |
| tool_choice | All providers | - |
| tools | All providers | - |
| top_p | Some providers | - |