Gemini 3.1 Flash Lite

gemini-3.1-flash-lite · Google

gemini-3.1-flash-lite is currently Google's latest and most cost-effective model, optimized for large-scale agent-based tasks, translation, and simple data processing.

API Pricing

Input$0.25 / 1M tokens
Output$1.5 / 1M tokens
Cache read$0.025 / 1M tokens

Specifications

Context1.05M tokens
Modalitiestext, image, video, audio, PDF
CapabilitiesThinking, Tool calling, Web search, URL context, Code interpreter, File search, Structured outputs, Prompt caching
Endpointschat_completions, gemini_api, claude_api

Frequently asked questions

What is Gemini 3.1 Flash Lite?

gemini-3.1-flash-lite is currently Google's latest and most cost-effective model, optimized for large-scale agent-based tasks, translation, and simple data processing.

What is the context length of Gemini 3.1 Flash Lite?

Gemini 3.1 Flash Lite has a 1,048,576 token context window.

How much does Gemini 3.1 Flash Lite cost?

On AIHubMix, Gemini 3.1 Flash Lite costs $0.25 per million input tokens and $1.5 per million output tokens. Cached input reads are billed at $0.025 per million tokens.

What modalities does Gemini 3.1 Flash Lite support?

Gemini 3.1 Flash Lite accepts text, image, video, audio and PDF input.

What capabilities does Gemini 3.1 Flash Lite support?

Gemini 3.1 Flash Lite supports thinking, tool calling, function calling, structured outputs, web search, deep search and long context. Per-protocol parameter support is listed in the capability table on this page.

How do I call Gemini 3.1 Flash Lite via API?

Gemini 3.1 Flash Lite is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to gemini-3.1-flash-lite — no other code changes needed.

Who created Gemini 3.1 Flash Lite?

Gemini 3.1 Flash Lite is developed by Google. AIHubMix aggregates it alongside models from other providers behind one API and one bill.

When was Gemini 3.1 Flash Lite released?

Gemini 3.1 Flash Lite was released on May 7, 2026 by Google.

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Use Gemini 3.1 Flash Lite via the AIHubMix unified API — one interface for every major LLM.