Model · Google · Text
Gemini 3.1 Pro Preview
Google's top Gemini 3-series model for advanced reasoning, coding, and agentic workflows. It improves the Gemini 3 Pro line with better thinking, tool use, and factual consistency.
- Modality
- Text
- License
- Proprietary (Proprietary)
- Context window
- 1,048,576 tokens
- Released
- May 7, 2026
- Last verified
- May 10, 2026
- Runs locally
- No
- Also handles
- vision
Strengths
- 1M-token context window
- Optimized for software engineering and multi-step agent workflows
- Supports code execution, function calling, grounding, and URL context
Weaknesses
- Preview model — production use needs rollout caution
- Closed weights
Try it
| Where | Type | Notes |
|---|---|---|
| Google AI Studio | hosted-api | Preview access |
| Vertex AI | hosted-api | GCP enterprise |
Version history
- Gemini 3.1 Flash-Lite May 2026
- Gemini 3.1 Flash Live Preview May 2026
- Gemini 3.1 Pro Preview May 2026 Current
- Gemini 3 Flash Preview May 2026
Official sources
- Model docs docs
Change log
- — Added after verification of the Gemini 3 family rollout in current Google model docs.
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