Claude Sonnet 5.5 (Xhigh, Default Fallback) vs Hy3
Which is better for the money: Claude Sonnet 5.5 (Xhigh, Default Fallback) by Anthropic or Hy3 by Tencent? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5.5 (Xhigh, Default Fallb… scores 26.6 points higher (51.9 vs 25.3) but costs 15× as much to run the benchmark ($2177 vs $150; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Sonnet 5.5 (Xhigh, Default Fallb… when you need intelligence above 25.3, and Hy3 when 25.3 is enough.
| Metric | Claude Sonnet 5.5 (Xhigh, Default Fallback) | Hy3 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 51.9 | 25.3 | −51.3% Hy3 is 51.3% less intelligent |
| Total AA cost (lower is better) | $2,176.82 | $149.61 | −93.1% Hy3 is 93.1% cheaper |
| End-to-end time (lower is better) | 32.10s | 33.29s | +3.7% Hy3 is 3.7% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.14 / $0.56 | |
| Input modalities | Text, Image | Text |
Hy3 vs Claude Sonnet 5.5 (Xhigh, Default Fallback): 51.3% less intelligence, 93.1% less cost to run the AA benchmark, and 3.7% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5.5 (Xhigh, Default Fallback) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
- Hy3 is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
Claude Sonnet 5.5 (Xhigh, Default Fallback)Hy3Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-5-xhigh/hy3 · Markdown: /api/v1/compare/claude-sonnet-5-5-xhigh/hy3?format=md · llms.txt · agent skill