Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation of the Gemini 3 series, it combines high-precision reasoning across text, image, video, audio, and code with a 1M-token context window.
Input
Output
Context
1049K
Max Output
66K
Parameters
—
Technical Specifications
Model TypeSpeech-to-text
Context Window1.0M
Max Output Tokens66K
Parameters—
Training Cutoff—
Licenseproprietary
Capabilities
Input Modalities
audiofileimagetextvideo
Output Modalities
text
Features
code_generationfunction_callingjson_modereasoningspeech_to_textstreamingtext_generationvision
Benchmarks
44.7%
HLE
94.1%
GPQA
58.9%
SciCode
55.5
Coding
57.2
Intelligence
141
Speed (tok/s)
22.8
TTFA (s)
22.8
TTFT (s)
Resources & Links
proprietary — Proprietary - API access only
Related Tools
Data sourced from official provider APIs and documentation
Last updated: May 5, 2026
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