Claude Opus 4.5 (Non-reasoning) vs gpt-oss-20b (High)
Claude Opus 4.5 (Non-reasoning) vs gpt-oss-20b (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 | Claude Opus 4.5 (Non-reasoning) | gpt-oss-20b (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 23.7 | 9.0 | −62.0% gpt-oss-20b (High) is 62.0% less intelligent |
| Total AA cost (lower is better) | Not reported | $28.81 | — not comparable |
| End-to-end time (lower is better) | 11.40s | 15.23s | +33.6% gpt-oss-20b (High) is 33.6% slower |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $0.05 / $0.22 | |
| Input modalities | Text, Image | Text |
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-5/gpt-oss-20b · Markdown: /api/v1/compare/claude-opus-4-5/gpt-oss-20b?format=md · llms.txt · agent skill