What is Fable 5?
Independent guide to Anthropic's Fable 5 model — specs, API pricing, access channels, 42 prompt templates, and a free playground…
A plain-language guide to Anthropic’s Fable 5 model: what it is, what it…
Claude Fable 5 is Anthropic's flagship AI model, released on June 9, 2026. Anthropic…
Frequently asked questions
What is Fable 5?
Fable 5 (Claude Fable 5) is Anthropic's most powerful generally available AI model, released on June 9, 2026. It is a Mythos-class conversational…
Is fable5.io an official Anthropic or Fable 5 site?
No. fable5.io is an independent community guide and prompt workspace. It is not affiliated with, endorsed by, or operated by Anthropic. Claude and Fable…
Pricing and availability
Fable 5 offers a 1M-token context window and up to 128K output tokens. API pricing is $10 per million…
Prices and limits may change. Check the official website for current terms.
Official website & sources
Sources
Updated on 2026-10-20
