Claude Haiku 5.5 (Max) vs GPT-6 Luna (Max)
Which is better for the money: Claude Haiku 5.5 (Max) by Anthropic or GPT-6 Luna (Max) 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
Claude Haiku 5.5 (Max) scores 5.3 points higher (43.4 vs 38.1) but costs 2.7× as much to run the benchmark ($330 vs $122; both mid-range class). Pick Claude Haiku 5.5 (Max) when the extra intelligence is worth the premium, otherwise GPT-6 Luna (Max).
| Metric | Claude Haiku 5.5 (Max) | GPT-6 Luna (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 43.4 | 38.1 | −12.2% GPT-6 Luna (Max) is 12.2% less intelligent |
| Total AA cost (lower is better) | $330.25 | $122.05 | −63.0% GPT-6 Luna (Max) is 63.0% cheaper |
| End-to-end time (lower is better) | 347.67s | 90.27s | −74.0% GPT-6 Luna (Max) is 74.0% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.10 / $0.50 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Luna (Max) vs Claude Haiku 5.5 (Max): 12.2% less intelligence, 63.0% less cost to run the AA benchmark, and 74.0% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Max) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- GPT-6 Luna (Max) is on today's frontier: nothing is both smarter and cheaper.
Claude Haiku 5.5 (Max)GPT-6 Luna (Max)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-haiku-5-5/gpt-6-luna · Markdown: /api/v1/compare/claude-haiku-5-5/gpt-6-luna?format=md · llms.txt · agent skill