AnthropicGA
Claude Fable 5.1
Context
1M
Max output
128K
Input /1M
$10.00
Output /1M
$50.00
Capabilities
- Text and image input; text output
- 1M-token context and 128K maximum output
- Adaptive thinking is always on; effort controls reasoning depth
- Long-running agentic coding, research, and document workflows
- Cache reads cost $0.25 per million tokens; input and output prices are unchanged from Fable 5