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Gemini 3.1 Pro Preview

Google · Multimodal depth with Google-scale context.

Gemini's Pro tier pairs frontier reasoning with the strongest native multimodality — video, audio, images and documents in one 1M-token window.

Live OpenRouter pricing · capability ratings & benchmarks are indicative

Context window

1.0M

tokens

Input · $/1M

$2.00

per million tokens

Output · $/1M

$12.00

per million tokens

Vs. cost floor

41×

output cost vs DeepSeek V4.1 Flash

Capability profile

Editorial ratings across six axes (0–100), compiled from publisher reports and public evals — indicative, not measured by TrendNexus.

Benchmark highs

MMMU≈87%

leading multimodal reasoning

Video-MME≈88%

video understanding

GPQA Diamond≈88%

science reasoning

SWE-bench Verified≈72%

capable engineering

Where it sits in the field

Output cost per million tokens across all 15 tracked flagships — Gemini 3.1 Pro Preview highlighted.

Claude Fable 5.1$50.00GPT-5.5$30.00Claude Opus 5.5$20.00Kimi K3$15.00GPT-5.6 Terra Pro$12.00Gemini 3.1 Pro Preview$12.00GPT-6 Sol Pro$10.00Claude Sonnet 5$10.00GLM 5.3 Prime$8.80Grok 4.7$4.80Qwen3 Max Thinking$3.90Gemini 3.8 Flash$3.75DeepSeek V4 Pro 0423$0.696Llama 4 Maverick$0.652DeepSeek V4.1 Flash$0.29

What it's suited to build

Product classes where this model's profile wins — mockups are illustrative, not model output.

Research

Media intelligence

Video/audio libraries turned searchable and summarizable.

Data & analytics

Whole-corpus analysis

Drop an entire codebase or archive in one context window.

Product AI

Multimodal product features

Camera-first and document-first user experiences.

Benchmark figures and capability ratings are indicative — compiled from publisher reports and public leaderboards, refreshed editorially, and not independently measured by TrendNexus. Verify against your own evals before procurement decisions. Pricing updates with the daily build.