Updated
Claude Fable 5.1 vs Claude Fable 5.2
Claude Fable 5.2 does not have enough reviewed code to rank yet.
| Claude Fable 5.1 | Claude Fable 5.2 | |
|---|---|---|
| Bug rate | ||
| Relative bug rate | 0.88 | Launch week |
| Details | ||
| Provider | Anthropic | Anthropic |
| Released | Sep 1, 2026 | Nov 9, 2026 |
| List price | $10 input / $50 output per 1M tokens | $8 input / $40 output per 1M tokens |
1.00 = average · lower is better
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Questions and answers
- Which has fewer bugs, Claude Fable 5.1 or Claude Fable 5.2?
- Claude Fable 5.2 does not have enough reviewed code to rank yet.
- Which is cheaper, Claude Fable 5.1 or Claude Fable 5.2?
- Claude Fable 5.1 lists at $10 input / $50 output per 1M tokens; Claude Fable 5.2 lists at $8 input / $40 output per 1M tokens. Claude Fable 5.2 has the lower list price.