Claude Haiku 5.5 (Low) vs GPT-5.6 Sol (Low)
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or GPT-5.6 Sol (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Sol (Low) scores 4.0 points higher (33.5 vs 29.5) but costs 19× as much to run the benchmark ($637 vs $34.3; premium vs budget cost classes). They are not alternatives at one budget: pick GPT-5.6 Sol (Low) when you need intelligence above 29.5, and Claude Haiku 5.5 (Low) when 29.5 is enough.
| Metric | Claude Haiku 5.5 (Low) | GPT-5.6 Sol (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 33.5 | +13.6% GPT-5.6 Sol (Low) is 13.6% more intelligent |
| Total AA cost (lower is better) | $34.31 | $637.28 | +1757.4% GPT-5.6 Sol (Low) is 19× more expensive |
| End-to-end time (lower is better) | 11.45s | 8.52s | −25.6% GPT-5.6 Sol (Low) is 25.6% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $4.00 / $20.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.6 Sol (Low) vs Claude Haiku 5.5 (Low): 13.6% more intelligence, 1757.4% more cost to run the AA benchmark, and 25.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Low) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- GPT-5.6 Sol (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Claude Haiku 5.5 (Low)GPT-5.6 Sol (Low)Today's Pareto frontierEvery other model
Matchup
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