Claude Fable 5 (batch)

Anthropic · released 9 Jun 2026

Input$5per 1M tokens

Output$25per 1M tokens

Context1,000Ktokens

WeightsClosed

context on a 1K–2M scale

About

Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...

Details

Lab: Anthropicopenrouter.ai · 3 Oct 2026
Context: 1,000Kopenrouter.ai · 3 Oct 2026
Input price: $5 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $25 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 128,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: text, image, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/anthropic/claude-fable-5:batch· checked 3 Oct 2026