Claude Opus 5.5 (Medium, Default Fallback) vs Devstral Small (Jul '25)
Claude Opus 5.5 (Medium, Default Fallback) vs Devstral Small (Jul '25). 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 | Claude Opus 5.5 (Medium, Default Fallback) | Devstral Small (Jul '25) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 51.2 | 7.6 | −85.2% Devstral Small (Jul '… is 85.2% less intelligent |
| Total AA cost (lower is better) | $1,626.81 | Not reported | — not comparable |
| End-to-end time (lower is better) | 20.28s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | — | |
| Input modalities | Text, Image | Text |
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-medium/devstral-small · Markdown: /api/v1/compare/claude-opus-5-5-medium/devstral-small?format=md · llms.txt · agent skill