GPT-5.6 Sol (Xhigh) vs Kimi K2.5 (Reasoning)

GPT-5.6 Sol (Xhigh) 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.

OpenAIGPT-5.6 Sol (Xhigh)Off the frontier
Intelligence
44.00
Total cost
$2082
KimiKimi K2.5 (Reasoning)Not ranked · benchmark data missing
Intelligence
23.50
Total cost
-
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.

MetricGPT-5.6 Sol (Xhigh)Kimi K2.5 (Reasoning)Difference
Intelligence (higher is better)44.023.5−46.6% Kimi K2.5 (Reasoning) is 46.6% less intelligent
Total AA cost (lower is better)$2,082.28Not reported— not comparable
End-to-end time (lower is better)28.41s44.11s+55.3% Kimi K2.5 (Reasoning) is 55.3% slower
Price per 1M tokens (in / out)$4.00 / $20.0$0.60 / $3.00
Input modalitiesText, ImageText, Image, Video
Open this matchup in the interactive pickerGPT-5.6 Sol (Xhigh): what beats itKimi K2.5 (Reasoning): what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-sol-xhigh/kimi-k2-5 · Markdown: /api/v1/compare/gpt-5-6-sol-xhigh/kimi-k2-5?format=md · llms.txt · agent skill