GPT-5.6 Terra (High) vs Hy3
Which is better for the money: GPT-5.6 Terra (High) by OpenAI or Hy3 by Tencent? 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 8.9 points higher (34.2 vs 25.3) but costs 5.1× as much to run the benchmark ($768 vs $150; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.6 Terra (High) when you need intelligence above 25.3, and Hy3 when 25.3 is enough.
| Metric | GPT-5.6 Terra (High) | Hy3 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.2 | 25.3 | −26.0% Hy3 is 26.0% less intelligent |
| Total AA cost (lower is better) | $767.78 | $149.61 | −80.5% Hy3 is 80.5% cheaper |
| End-to-end time (lower is better) | 6.57s | 33.69s | +412.8% Hy3 is 412.8% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.14 / $0.56 | |
| Input modalities | Text, Image | Text |
Hy3 vs GPT-5.6 Terra (High): 26.0% less intelligence, 80.5% less cost to run the AA benchmark, and 412.8% 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.
- Hy3 is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
GPT-5.6 Terra (High)Hy3Today'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/hy3 · Markdown: /api/v1/compare/gpt-5-6-terra-high/hy3?format=md · llms.txt · agent skill