Anthropic Claude Fable 5.1
anthropic-claude-fable-5-1
Claude model for demanding reasoning and long-horizon agentic work
Specification
most-agreed values
Context
1M
Max output
128K
Released
2026-09-01
Knowledge cutoff
2026-06
Retires
—
Open weights
no
Input
text, image
Output
text
Price
US dollars per million tokens · most-agreed
Input
$10.00
Output
$50.00
Cache read
$0.25
Cache write
$12.50
Available from 1 host
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| digitalocean | $10.00 | $50.00 | $0.25 | $12.50 | 1M | 128K | — |