GPT-5.6 Terra (Medium) vs Beam 1.0
Which is better for the money: GPT-5.6 Terra (Medium) by OpenAI or Beam 1.0 by Reflection? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Beam 1.0
Beam 1.0 vs GPT-5.6 Terra (Medium): 0.7% more intelligence, 28.6% less cost to run the AA benchmark, and 37.1% slower end-to-end.
| Metric | GPT-5.6 Terra (Medium) | Beam 1.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 30.1 | 30.3 | +0.7% Beam 1.0 is 0.7% more intelligent |
| Total AA cost (lower is better) | $446.53 | $318.73 | −28.6% Beam 1.0 is 28.6% cheaper |
| End-to-end time (lower is better) | 5.85s | 8.02s | +37.1% Beam 1.0 is 37.1% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.40 / $1.20 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- GPT-5.6 Terra (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
- Beam 1.0 is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-5.6 Terra (Medium)Beam 1.0Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-terra-medium/reflection-beam · Markdown: /api/v1/compare/gpt-5-6-terra-medium/reflection-beam?format=md · llms.txt · agent skill