Google: Gemini 3.1 Pro Preview
google/gemini-3.1-pro-previewGemini 3.1 Pro is Google’s flagship frontier model for high-precision multimodal reasoning, combining strong performance across text, image, video, audio, and code with a 1M-token context window. It delivers state-of-the-art benchmark results in general reasoning, STEM problem solving, factual QA, and multimodal understanding, including leading scores on LMArena, GPQA Diamond, MathArena Apex, MMMU-Pro, and Video-MMMU. Interactions emphasize depth and interpretability: the model is designed to infer intent with minimal prompting and produce direct, insight-focused responses.
Built for advanced development and agentic workflows, Gemini 3.1 Pro provides robust tool-calling, long-horizon planning stability, and strong zero-shot generation for complex UI, visualization, and coding tasks. It excels at agentic coding (SWE-Bench Verified, Terminal-Bench 2.0), multimodal analysis, and structured long-form tasks such as research synthesis, planning, and interactive learning experiences. Suitable applications include autonomous agents, coding assistants, multimodal analytics, scientific reasoning, and high-context information processing.
Providers for Gemini 3.1 Pro Preview
Routes requests to the best providers that are able to handle your prompt size and parameters.
| Provider | Context Window | Max Output | Input Price | Output Price | Cache Read | Cache Write |
|---|---|---|---|---|---|---|
GCP Vertex | 1000K | 65K | $2 | $12 >200K: $4 | $0 | — |