Gemini 3.1 Pro Preview vs Step 5 Preview
Which is better for the money: Gemini 3.1 Pro Preview by Google or Step 5 Preview by StepFun? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Step 5 Preview
Step 5 Preview vs Gemini 3.1 Pro Preview: 47.1% more intelligence, 38.5% less cost to run the AA benchmark, and 50.3% faster end-to-end.
| Metric | Gemini 3.1 Pro Preview | Step 5 Preview | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.7 | 43.7 | +47.1% Step 5 Preview is 47.1% more intelligent |
| Total AA cost (lower is better) | $1,935.39 | $1,190.26 | −38.5% Step 5 Preview is 38.5% cheaper |
| End-to-end time (lower is better) | 24.32s | 12.08s | −50.3% Step 5 Preview is 50.3% faster |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $1.00 / $2.70 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Today's Pareto frontier
Against the frontier
- Gemini 3.1 Pro Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Step 5 Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Gemini 3.1 Pro PreviewStep 5 PreviewToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-1-pro-preview/step-5 · Markdown: /api/v1/compare/gemini-3-1-pro-preview/step-5?format=md · llms.txt · agent skill