GPT-6 Luna (Medium) vs Kimi K2.7 Code
Which is better for the money: GPT-6 Luna (Medium) by OpenAI or Kimi K2.7 Code by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick GPT-6 Luna (Medium)
Kimi K2.7 Code vs GPT-6 Luna (Medium): 13.7% less intelligence, 3085.4% more cost to run the AA benchmark, and 466.7% slower end-to-end.
| Metric | GPT-6 Luna (Medium) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.9 | 25.8 | −13.7% Kimi K2.7 Code is 13.7% less intelligent |
| Total AA cost (lower is better) | $31.17 | $992.88 | +3085.4% Kimi K2.7 Code is 32× more expensive |
| End-to-end time (lower is better) | 8.25s | 46.75s | +466.7% Kimi K2.7 Code is 466.7% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.95 / $4.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Medium) is on today's frontier: nothing is both smarter and cheaper.
- 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 Luna (Medium)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-luna-medium/kimi-k2-7-code · Markdown: /api/v1/compare/gpt-6-luna-medium/kimi-k2-7-code?format=md · llms.txt · agent skill