Claude 4.5 Haiku (Reasoning) vs Claude Haiku 5.5 (Xhigh)
Which is better for the money: Claude 4.5 Haiku (Reasoning) by Anthropic or Claude Haiku 5.5 (Xhigh) by Anthropic? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Clear winner
Verdict
Pick Claude Haiku 5.5 (Xhigh)
Claude Haiku 5.5 (Xhigh) vs Claude 4.5 Haiku (Reasoning): 143.8% more intelligence, 71.2% less cost to run the AA benchmark, and 218.1% slower end-to-end.
| Metric | Claude 4.5 Haiku (Reasoning) | Claude Haiku 5.5 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.9 | 41.2 | +143.8% Claude Haiku 5.5 (Xhi… is 2.4× more intelligent |
| Total AA cost (lower is better) | $546.96 | $157.58 | −71.2% Claude Haiku 5.5 (Xhi… is 71.2% cheaper |
| End-to-end time (lower is better) | 23.69s | 75.35s | +218.1% Claude Haiku 5.5 (Xhi… is 218.1% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $0.10 / $0.50 | |
| Input modalities | Text, Image | Text, Image |
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.
- Claude Haiku 5.5 (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
Claude 4.5 Haiku (Reasoning)Claude Haiku 5.5 (Xhigh)Today's Pareto frontierEvery other model
Matchup
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