Claude Opus 5 (High) vs GPT-5.6 Sol (High)
Which is better for the money: Claude Opus 5 (High) by Anthropic or GPT-5.6 Sol (High) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Opus 5 (High) scores 5.8 points higher (48.1 vs 42.3) but costs 2.9× as much to run the benchmark ($4332 vs $1487; flagship vs premium cost classes). Pick Claude Opus 5 (High) when the extra intelligence is worth the premium, otherwise GPT-5.6 Sol (High).
| Metric | Claude Opus 5 (High) | GPT-5.6 Sol (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 48.1 | 42.3 | −12.1% GPT-5.6 Sol (High) is 12.1% less intelligent |
| Total AA cost (lower is better) | $4,331.68 | $1,487.34 | −65.7% GPT-5.6 Sol (High) is 65.7% cheaper |
| End-to-end time (lower is better) | 20.99s | 13.77s | −34.4% GPT-5.6 Sol (High) is 34.4% faster |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $4.00 / $20.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.6 Sol (High) vs Claude Opus 5 (High): 12.1% less intelligence, 65.7% less cost to run the AA benchmark, and 34.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5 (High) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- GPT-5.6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Opus 5 (High)GPT-5.6 Sol (High)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-high/gpt-5-6-sol-high · Markdown: /api/v1/compare/claude-opus-5-high/gpt-5-6-sol-high?format=md · llms.txt · agent skill