Devstral Medium vs GPT-5.5 Instant (May 2026)
Devstral Medium vs GPT-5.5 Instant (May 2026). 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 | Devstral Medium | GPT-5.5 Instant (May 2026) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.0 | 22.7 | +152.2% GPT-5.5 Instant (May … is 2.5× more intelligent |
| Total AA cost (lower is better) | Not reported | Not reported | — not comparable |
| End-to-end time (lower is better) | Not reported | Not reported | — not comparable |
| Price per 1M tokens (in / out) | — | $5.00 / $30.0 | |
| 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/devstral-medium/gpt-5-5-instant-05-26 · Markdown: /api/v1/compare/devstral-medium/gpt-5-5-instant-05-26?format=md · llms.txt · agent skill