Claude Haiku 5.5 (High) vs GPT-6.1 Terra (Medium)
Which is better for the money: Claude Haiku 5.5 (High) 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 3.5 points higher (41.3 vs 37.8) but costs 1.9× as much to run the benchmark ($175 vs $94.1; both mid-range class). Pick GPT-6.1 Terra (Medium) when the extra intelligence is worth the premium, otherwise Claude Haiku 5.5 (High).
| Metric | Claude Haiku 5.5 (High) | GPT-6.1 Terra (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.8 | 41.3 | +9.3% GPT-6.1 Terra (Medium) is 9.3% more intelligent |
| Total AA cost (lower is better) | $94.07 | $175.20 | +86.2% GPT-6.1 Terra (Medium) is 86.2% more expensive |
| End-to-end time (lower is better) | 28.44s | 6.93s | −75.6% GPT-6.1 Terra (Medium) is 75.6% 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 (High): 9.3% more intelligence, 86.2% more cost to run the AA benchmark, and 75.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (High) is on today's frontier: nothing is both smarter and cheaper.
- GPT-6.1 Terra (Medium) is on today's frontier: nothing is both smarter and cheaper.
Claude Haiku 5.5 (High)GPT-6.1 Terra (Medium)Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-haiku-5-5-high/gpt-6-1-terra-medium · Markdown: /api/v1/compare/claude-haiku-5-5-high/gpt-6-1-terra-medium?format=md · llms.txt · agent skill