DeepSeek V3.1 Terminus (Reasoning) vs GPT-5.1 Codex (High)
DeepSeek V3.1 Terminus (Reasoning) vs GPT-5.1 Codex (High). 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 | DeepSeek V3.1 Terminus (Reasoning) | GPT-5.1 Codex (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 14.8 | 23.7 | +60.1% GPT-5.1 Codex (High) is 60.1% more intelligent |
| Total AA cost (lower is better) | Not reported | Not reported | — not comparable |
| End-to-end time (lower is better) | Not reported | 12.02s | — not comparable |
| Price per 1M tokens (in / out) | $1.64 / $2.75 | $1.25 / $10.0 | |
| Input modalities | Text | Text, Image |
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-v3-1-terminus-reasoning/gpt-5-1-codex · Markdown: /api/v1/compare/deepseek-v3-1-terminus-reasoning/gpt-5-1-codex?format=md · llms.txt · agent skill