Claude 4.5 Sonnet (Reasoning) vs Kimi K2.7 Code
Which is better for the money: Claude 4.5 Sonnet (Reasoning) by Anthropic or Kimi K2.7 Code by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-08-07.
Clear winner
Verdict
Pick Kimi K2.7 Code
Kimi K2.7 Code vs Claude 4.5 Sonnet (Reasoning): 15.0% more intelligence, 47.5% less cost to run the AA benchmark, and 188.0% slower end-to-end.
| Metric | Claude 4.5 Sonnet (Reasoning) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.4 | 43.0 | +15.0% Kimi K2.7 Code is 15.0% more intelligent |
| Total AA cost (lower is better) | $1,036.95 | $544.58 | −47.5% Kimi K2.7 Code is 47.5% cheaper |
| End-to-end time (lower is better) | 23.20s | 66.82s | +188.0% Kimi K2.7 Code is 188.0% slower |
| Price per 1M tokens (in / out) | $3.00 / $15.0 | $0.95 / $4.00 | |
| Input modalities | Not reported | Not reported |
Today's Pareto frontier
Against the frontier
- Claude 4.5 Sonnet (Reasoning) is off the frontier: at the same or lower cost, GPT-5.6 Sol (high) scores 57.30 for $955.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GPT-5.6 Luna (max) scores 52.30 for $172.
Claude 4.5 Sonnet (Reasoning)Kimi K2.7 CodeToday's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-4-5-sonnet-thinking/kimi-k2-7-code · Markdown: /api/v1/compare/claude-4-5-sonnet-thinking/kimi-k2-7-code?format=md · llms.txt · agent skill