GPT-5.6 Terra (High) vs Beam 1.0
Which is better for the money: GPT-5.6 Terra (High) by OpenAI or Beam 1.0 by Reflection? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Terra (High) scores 3.9 points higher (34.2 vs 30.3) but costs 2.4× as much to run the benchmark ($768 vs $319; premium vs mid-range cost classes). Pick GPT-5.6 Terra (High) when the extra intelligence is worth the premium, otherwise Beam 1.0.
| Metric | GPT-5.6 Terra (High) | Beam 1.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.2 | 30.3 | −11.4% Beam 1.0 is 11.4% less intelligent |
| Total AA cost (lower is better) | $767.78 | $318.73 | −58.5% Beam 1.0 is 58.5% cheaper |
| End-to-end time (lower is better) | 6.28s | 7.58s | +20.7% Beam 1.0 is 20.7% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.40 / $1.20 | |
| Input modalities | Text, Image | Text |
Beam 1.0 vs GPT-5.6 Terra (High): 11.4% less intelligence, 58.5% less cost to run the AA benchmark, and 20.7% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Terra (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- 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 (High)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-high/reflection-beam · Markdown: /api/v1/compare/gpt-5-6-terra-high/reflection-beam?format=md · llms.txt · agent skill