GPT-5.1 Codex mini (High) vs GPT-6 Sol (High)

GPT-5.1 Codex mini (High) vs GPT-6 Sol (High). 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
-
OpenAIGPT-6 Sol (High)Off the frontier
Intelligence
42.40
Total cost
$605
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)GPT-6 Sol (High)Difference
Intelligence (higher is better)20.442.4+107.8% GPT-6 Sol (High) is 2.1× more intelligent
Total AA cost (lower is better)Not reported$604.52— not comparable
End-to-end time (lower is better)10.10s14.58s+44.4% GPT-6 Sol (High) is 44.4% slower
Price per 1M tokens (in / out)$0.25 / $2.00$2.00 / $10.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.1 Codex mini (High): what beats itGPT-6 Sol (High): 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/gpt-6-sol-high · Markdown: /api/v1/compare/gpt-5-1-codex-mini/gpt-6-sol-high?format=md · llms.txt · agent skill