Unknown
Anthropic: Claude Fable 5.1 API pricing
Last updated
- Input / 1M tokens
- $10.00
- Output / 1M tokens
- $50.00
- Blended / 1M
- $20.00
- 3:1 input:output
- Context window
- 1M
- tokens
- Arena Elo
- 1200
Context window
How much text fits in a single request.
1,000,000 tokens, roughly 750K words or 1,500 pages of English text.
Estimate assumes ~0.75 words per token and 500 words per page. Input and output share this limit.
Price history
USD per 1M tokens at each recorded price change.
| Date | Input / 1M | Output / 1M | Blended / 1M | Change |
|---|---|---|---|---|
| $10.00 | $50.00 | $20.00 | Launch |
Changelog
Notable updates to Anthropic: Claude Fable 5.1.
Anthropic: Claude Fable 5.1 is now tracked, priced at 10 USD per 1M input tokens and 50 USD per 1M output tokens, with a 1,000,000-token context window and an Elo score of 1200.
Summaries are AI-generated from tracked data changes.