Model comparison

Claude Fable 5.1 vs Claude Fable 5

Compare listed prices, context windows and vision support.

Side-by-side comparison

SpecClaude Fable 5.1Claude Fable 5
Listed input price$10/M$10/M
Listed output price$50/M$50/M
Context window1M tokens1M tokens
VisionYesYes
AvailabilityLiveRetired 17 September 2026

Good for

Claude Fable 5.1

Its listed input price places it in the catalog's tier for the hardest reasoning, architecture and review work. Vision support fits UI screenshots, browser and visual tasks, while the 1M tokens context window suits large monorepos and long sessions.

Claude Fable 5

Its listed input price places it in the catalog's tier for the hardest reasoning, architecture and review work. Vision support fits UI screenshots, browser and visual tasks, while the 1M tokens context window suits large monorepos and long sessions.

Data summary

Claude Fable 5.1 and Claude Fable 5 list the same input and output prices. Both models have a 1M tokens context window. Both models support vision.

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Catalog updated 2026-10-21