Claude Opus 5 vs Hy4 preview
Price, context window & benchmark comparison
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Verdict: Hy4 preview is 8.0× cheaper than Claude Opus 5 on a typical 3:1 input/output mix. Hy4 preview has the larger context window (1M vs 1M).
| Claude Opus 5 | Hy4 preview | |
|---|---|---|
| Input price / 1M | $5.00 | $0.83 |
| Output price / 1M | $25.00 | $2.50 |
| Blended price (3:1) | $10.00 | $1.25 |
| Cached input / 1M | $0.50 | $0.042 |
| Context window | 1M | 1M |
| Max output | 128K | 64K |
| Intelligence index | 50.8 | — |
| Coding index | 78 | — |
| Providers | 11 | 3 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-07-24 | 2026-08-28 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Claude Opus 5 or Hy4 preview?
Hy4 preview is 8.0× cheaper than Claude Opus 5 on a typical 3:1 input/output mix.
Claude Opus 5 vs Hy4 preview: which has a bigger context window?
Claude Opus 5: 1,000,000 tokens. Hy4 preview: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Claude Opus 5 ≈ $22,500, Hy4 preview ≈ $2,919.
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