Claude 4.5 Haiku (Reasoning) vs GPT-6.1 Sol (Xhigh)
Which is better for the money: Claude 4.5 Haiku (Reasoning) by Anthropic or GPT-6.1 Sol (Xhigh) 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-6.1 Sol (Xhigh) scores 34.1 points higher (51.0 vs 16.9) but costs 1.1× as much to run the benchmark ($662 vs $594; both premium class). Pick GPT-6.1 Sol (Xhigh) when the extra intelligence is worth the premium, otherwise Claude 4.5 Haiku (Reasoning).
| Metric | Claude 4.5 Haiku (Reasoning) | GPT-6.1 Sol (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.9 | 51.0 | +201.8% GPT-6.1 Sol (Xhigh) is 3.0× more intelligent |
| Total AA cost (lower is better) | $594.08 | $662.28 | +11.5% GPT-6.1 Sol (Xhigh) is 11.5% more expensive |
| End-to-end time (lower is better) | 24.36s | 143.74s | +490.1% GPT-6.1 Sol (Xhigh) is 490.1% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6.1 Sol (Xhigh) vs Claude 4.5 Haiku (Reasoning): 201.8% more intelligence, 11.5% more cost to run the AA benchmark, and 490.1% slower 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-6.1 Sol (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
Claude 4.5 Haiku (Reasoning)GPT-6.1 Sol (Xhigh)Today's Pareto frontierEvery other model
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