GPT-5.5 (Medium) vs Kimi K2.5 (Reasoning)
GPT-5.5 (Medium) vs Kimi K2.5 (Reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
Verdict
Comparison incomplete
A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
| Metric | GPT-5.5 (Medium) | Kimi K2.5 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 33.8 | 23.5 | −30.5% Kimi K2.5 (Reasoning) is 30.5% less intelligent |
| Total AA cost (lower is better) | $2,095.12 | Not reported | — not comparable |
| End-to-end time (lower is better) | 9.73s | 44.11s | +353.3% Kimi K2.5 (Reasoning) is 353.3% slower |
| Price per 1M tokens (in / out) | $5.00 / $30.0 | $0.60 / $3.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-5-medium/kimi-k2-5 · Markdown: /api/v1/compare/gpt-5-5-medium/kimi-k2-5?format=md · llms.txt · agent skill