Claude Haiku 5.5 (Low) vs Claude Opus 5 (High)
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or Claude Opus 5 (High) by Anthropic? 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
Claude Opus 5 (High) scores 18.6 points higher (48.1 vs 29.5) but costs 126× as much to run the benchmark ($4332 vs $34.3; flagship vs budget cost classes). They are not alternatives at one budget: pick Claude Opus 5 (High) when you need intelligence above 29.5, and Claude Haiku 5.5 (Low) when 29.5 is enough.
| Metric | Claude Haiku 5.5 (Low) | Claude Opus 5 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 48.1 | +63.1% Claude Opus 5 (High) is 63.1% more intelligent |
| Total AA cost (lower is better) | $34.31 | $4,331.68 | +12525.1% Claude Opus 5 (High) is 126× more expensive |
| End-to-end time (lower is better) | 11.45s | 29.14s | +154.5% Claude Opus 5 (High) is 154.5% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $5.00 / $25.0 | |
| Input modalities | Text, Image | Text, Image |
Claude Opus 5 (High) vs Claude Haiku 5.5 (Low): 63.1% more intelligence, 12525.1% more cost to run the AA benchmark, and 154.5% slower 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.
- 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.
Claude Haiku 5.5 (Low)Claude Opus 5 (High)Today's Pareto frontierEvery other model
Matchup
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