Claude Haiku 5.5 (High) vs GPT-5.6 Luna (Max)
Which is better for the money: Claude Haiku 5.5 (High) by Anthropic or GPT-5.6 Luna (Max) by OpenAI? 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 (High)
GPT-5.6 Luna (Max) vs Claude Haiku 5.5 (High): 1.3% less intelligence, 240.1% more cost to run the AA benchmark, and 336.9% slower end-to-end.
| Metric | Claude Haiku 5.5 (High) | GPT-5.6 Luna (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.8 | 37.3 | −1.3% GPT-5.6 Luna (Max) is 1.3% less intelligent |
| Total AA cost (lower is better) | $94.07 | $319.93 | +240.1% GPT-5.6 Luna (Max) is 3.4× more expensive |
| End-to-end time (lower is better) | 28.44s | 124.25s | +336.9% GPT-5.6 Luna (Max) is 336.9% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.20 / $1.20 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (High) is on today's frontier: nothing is both smarter and cheaper.
- GPT-5.6 Luna (Max) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Claude Haiku 5.5 (High)GPT-5.6 Luna (Max)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-haiku-5-5-high/gpt-5-6-luna · Markdown: /api/v1/compare/claude-haiku-5-5-high/gpt-5-6-luna?format=md · llms.txt · agent skill