GPT-6 Astra (Xhigh) vs Kimi K2.7 Code
Which is better for the money: GPT-6 Astra (Xhigh) by OpenAI or Kimi K2.7 Code 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
GPT-6 Astra (Xhigh) scores 26.6 points higher (52.4 vs 25.8) but costs 3.8× as much to run the benchmark ($3803 vs $993; flagship vs premium cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Xhigh) when you need intelligence above 25.8, and Kimi K2.7 Code when 25.8 is enough.
| Metric | GPT-6 Astra (Xhigh) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 52.4 | 25.8 | −50.8% Kimi K2.7 Code is 50.8% less intelligent |
| Total AA cost (lower is better) | $3,802.98 | $992.88 | −73.9% Kimi K2.7 Code is 73.9% cheaper |
| End-to-end time (lower is better) | 141.33s | 45.91s | −67.5% Kimi K2.7 Code is 67.5% faster |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.95 / $4.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Kimi K2.7 Code vs GPT-6 Astra (Xhigh): 50.8% less intelligence, 73.9% less cost to run the AA benchmark, and 67.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
GPT-6 Astra (Xhigh)Kimi K2.7 CodeToday'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/gpt-6-astra-xhigh/kimi-k2-7-code · Markdown: /api/v1/compare/gpt-6-astra-xhigh/kimi-k2-7-code?format=md · llms.txt · agent skill