Gemini 3 series yet. Priced at just $0.25 per 1M input tokens and $1.50 per 1M output tokensthis lightweight powerhouse delivers strong multimodal performance for high-volume tasks like translation, classification, content moderation, UI generation, and agentic workflows — all with low latency and massive scale in mind.

Released on March 3, 2026, Gemini 3.1 Flash-Lite is immediately accessible to developers via Google AI Studio (using the Gemini API) and to enterprises through Vertex AI. Whether you’re prototyping prompts or deploying production apps, here’s your complete guide on how to access and start using Gemini 3.1 Flash-Lite right now.

Access Gemini 3.1 Flash-Lite in Google AI Studio (Free & Fast for Developers)

1. Go to Google AI Studio.
2. Sign in with your Google account (free tier available).
3. Click New chat or Create prompt to start a new session.
4. In the model selector dropdown (usually at the top), choose gemini-3.1-flash-lite-preview.
5. Start prompting! Upload files (images, audio, PDFs) or paste text/code — the model supports multimodal inputs.
6. (Optional) Get an API key for programmatic access:
   • Click your profile → Get API key (or visit
   • Create a new key and copy it securely.
   • Use it in your code with the Gemini API SDK.

Example quick test prompt in AI Studio:

You’ll see instant, concise outputs — perfect for rapid iteration.