Home / Compare / Claude Opus 5 vs Hy4 preview

Claude Opus 5 vs Hy4 preview

For a typical chat reply (2,000 tokens in, 400 out), Claude Opus 5 costs 7.5× as much as Hy4 preview: $20.00 against $2.67 per 1,000 requests at list price on 2026-09-28.

Claude Opus 5Hy4 preview
Input, per 1M tokens$5.00$0.834
Output, per 1M tokens$25.00$2.50
Context window1M1.05M
Classification or routing (600 tokens in, 10 out), per 1,000$3.25$0.525
Chat reply (2,000 in, 400 out), per 1,000$20.00$2.67
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$52.50$7.92
Confidence signalnono
Tool callingyesyes

Which one should carry your traffic?

If Hy4 preview answers your requests as well as Claude Opus 5, moving that traffic saves 87% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Hy4 preview does not expose a confidence signal through OpenRouter, so Gimbix would test it as a full replacement rather than a first answer.

Claude Opus 5 profile · Hy4 preview profile · Measure it on your traffic