Claude Haiku 5.5 (Low) vs GPT-6.1 Terra (Medium)
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or GPT-6.1 Terra (Medium) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
GPT-6.1 Terra (Medium) scores 11.8 points higher (41.3 vs 29.5) but costs 5.1× as much to run the benchmark ($175 vs $34.3; mid-range vs budget cost classes). They are not alternatives at one budget: pick GPT-6.1 Terra (Medium) when you need intelligence above 29.5, and Claude Haiku 5.5 (Low) when 29.5 is enough.
| Metric | Claude Haiku 5.5 (Low) | GPT-6.1 Terra (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 41.3 | +40.0% GPT-6.1 Terra (Medium) is 40.0% more intelligent |
| Total AA cost (lower is better) | $34.31 | $175.20 | +410.6% GPT-6.1 Terra (Medium) is 5.1× more expensive |
| End-to-end time (lower is better) | 11.45s | 6.95s | −39.3% GPT-6.1 Terra (Medium) is 39.3% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $1.00 / $5.00 | |
| Input modalities | Text, Image | Text, Image |
GPT-6.1 Terra (Medium) vs Claude Haiku 5.5 (Low): 40.0% more intelligence, 410.6% more cost to run the AA benchmark, and 39.3% faster 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.
- GPT-6.1 Terra (Medium) is on today's frontier: nothing is both smarter and cheaper.
Claude Haiku 5.5 (Low)GPT-6.1 Terra (Medium)Today's Pareto frontierEvery other model
Matchup
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