Anthropic
Claude Fable Latest (Claude Fable 5.1)
Claude model for demanding reasoning and long-horizon agentic work
Model facts
- Context window
- 1M tokens
- Maximum output
- 128K tokens
- Cheapest paid input
- $10 per 1M tokens
- Cheapest paid output
- $50 per 1M tokens
- Open weights
- no
- Providers
- 1
Capabilities and modalities
reasoning, tool calling, structured output, attachments, text, image, pdf.
Observed price history
- 2026-09-06: $10 input / $50 output per 1M tokens
API providers
- Eden AI — model id anthropic/claude-fable-latest; $10 input / $50 output per 1M tokens; provider documentation