GPT-5.1 Codex mini (High) vs Kimi K3 (Low)

GPT-5.1 Codex mini (High) vs Kimi K3 (Low). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.1 Codex mini (High)Not ranked · benchmark data missing
Intelligence
20.40
Total cost
-
KimiKimi K3 (Low)Off the frontier
Intelligence
30.10
Total cost
$1190
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-5.1 Codex mini (High)Kimi K3 (Low)Difference
Intelligence (higher is better)20.430.1+47.5% Kimi K3 (Low) is 47.5% more intelligent
Total AA cost (lower is better)Not reported$1,190.42— not comparable
End-to-end time (lower is better)13.09s57.21s+337.1% Kimi K3 (Low) is 337.1% slower
Price per 1M tokens (in / out)$0.25 / $2.00$3.00 / $15.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.1 Codex mini (High): what beats itKimi K3 (Low): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-1-codex-mini/kimi-k3-low · Markdown: /api/v1/compare/gpt-5-1-codex-mini/kimi-k3-low?format=md · llms.txt · agent skill