Claude 4.5 Haiku (Reasoning) vs GPT-5.6 Sol (High)
Which is better for the money: Claude 4.5 Haiku (Reasoning) 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 2026-10-26.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Sol (High) scores 25.4 points higher (42.3 vs 16.9) but costs 2.5× as much to run the benchmark ($1487 vs $594; both premium class). Pick GPT-5.6 Sol (High) when the extra intelligence is worth the premium, otherwise Claude 4.5 Haiku (Reasoning).
| Metric | Claude 4.5 Haiku (Reasoning) | GPT-5.6 Sol (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.9 | 42.3 | +150.3% GPT-5.6 Sol (High) is 2.5× more intelligent |
| Total AA cost (lower is better) | $594.08 | $1,487.34 | +150.4% GPT-5.6 Sol (High) is 2.5× more expensive |
| End-to-end time (lower is better) | 23.70s | 15.10s | −36.3% GPT-5.6 Sol (High) is 36.3% faster |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $4.00 / $20.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.6 Sol (High) vs Claude 4.5 Haiku (Reasoning): 150.3% more intelligence, 150.4% more cost to run the AA benchmark, and 36.3% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude 4.5 Haiku (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- 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 4.5 Haiku (Reasoning)GPT-5.6 Sol (High)Today's Pareto frontierEvery other model
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