Anthropic
Pro
Claude Fable 5.1
claude-fable-5.1
Anthropic's top-tier model: agentic coding, visual front-end work and knowledge work.
Technical Specifications
| API Identifier | claude-fable-5.1 |
|---|---|
| Plans | Pro |
| Maximum Context | 1M tokens |
| Vision (images) | ✓ Yes |
| Native Web Access | No |
| Image Generation | No |
| Input Cost | $10.00 / M tokens |
| Output Cost | $50.00 / M tokens |
Overview
Claude Fable 5.1 improves on Claude Fable 5 across the board, with the biggest gains in agentic coding, long-running autonomous workflows and knowledge work: large code refactors, front-end and visual development, professional documents. It is the most expensive model in the lineup ($10 / $50 per million tokens), so Mingo reserves it for the Pro plan on requests where quality comes first.
Strengths
Agentic codingFront-end and designProfessional deliverables
Ideal Use Cases
Front-end application
Design a complete, visually polished and functional interface.
Large-scale refactor
Modernize an entire codebase while preserving behavior.
Pricing
Input Tokens
$10.00
per million tokens
Output Tokens
$50.00
per million tokens
Related Models
Frequently Asked Questions
Which Mingo plan gives access to Claude Fable 5.1?
Claude Fable 5.1 is included in the following Mingo plans: Pro. Mingo's router selects it automatically when it is the best fit for your request, and you can also pick it manually.
Why does Claude Fable 5.1 cost more than Opus 5.5?
Fable is Anthropic's most powerful line, above Opus. It pays off on long, critical tasks; for most requests Opus 5.5 or Sonnet 5.5 offer better value, and Mingo's router makes that choice for you.
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