Claude Fable 5.1 vs Nova Premier 1.0
Price, context window & benchmark comparison
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Verdict: Nova Premier 1.0 is 4.0× cheaper than Claude Fable 5.1 on a typical 3:1 input/output mix.
| Claude Fable 5.1 | Nova Premier 1.0 | |
|---|---|---|
| Input price / 1M | $10.00 | $2.50 |
| Output price / 1M | $50.00 | $12.50 |
| Blended price (3:1) | $20.00 | $5.00 |
| Cached input / 1M | $0.25 | $0.63 |
| Context window | 1M | 1M |
| Max output | 128K | 32K |
| Intelligence index | 53.4 | — |
| Coding index | 81.6 | — |
| Providers | 4 | 1 |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | Yes |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| Released | 2026-09-01 | 2025-10-31 |
| Retirement | — | — |
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FAQ
Which is cheaper, Claude Fable 5.1 or Nova Premier 1.0?
Nova Premier 1.0 is 4.0× cheaper than Claude Fable 5.1 on a typical 3:1 input/output mix.
Claude Fable 5.1 vs Nova Premier 1.0: which has a bigger context window?
Claude Fable 5.1: 1,000,000 tokens. Nova Premier 1.0: 1,000,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Claude Fable 5.1 ≈ $45,000, Nova Premier 1.0 ≈ $11,250.
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