Kimi K2.7 Code vs Kimi K3.1 Pro
Which is better for the money: Kimi K2.7 Code by Kimi or Kimi K3.1 Pro by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Kimi K3.1 Pro scores 29.3 points higher (55.1 vs 25.8) but costs 3.1× as much to run the benchmark ($3117 vs $993; flagship vs premium cost classes). They are not alternatives at one budget: pick Kimi K3.1 Pro when you need intelligence above 25.8, and Kimi K2.7 Code when 25.8 is enough.
| Metric | Kimi K2.7 Code | Kimi K3.1 Pro | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 25.8 | 55.1 | +113.6% Kimi K3.1 Pro is 2.1× more intelligent |
| Total AA cost (lower is better) | $992.88 | $3,117.31 | +214.0% Kimi K3.1 Pro is 3.1× more expensive |
| End-to-end time (lower is better) | 46.45s | 44.78s | −3.6% Kimi K3.1 Pro is 3.6% faster |
| Price per 1M tokens (in / out) | $0.95 / $4.00 | $2.00 / $10.0 | |
| Input modalities | Text, Image, Video | Text, Image |
Kimi K3.1 Pro vs Kimi K2.7 Code: 113.6% more intelligence, 214.0% more cost to run the AA benchmark, and 3.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
Kimi K2.7 CodeKimi K3.1 ProToday'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/kimi-k2-7-code/kimi-k3-1-pro · Markdown: /api/v1/compare/kimi-k2-7-code/kimi-k3-1-pro?format=md · llms.txt · agent skill