Claude Fable 5.1

claude-fable-5-1

Modalities

Input

textimagepdf

Output

text

Pricing

Cost per 1 million tokens

Input

$12

Output

$60

Model Specs

Context Window

1,000,000

Max Output

128,000

Release Date

2026-09-01

Knowledge Cutoff

2026-06

Capabilities

Reasoning

Tool Calling

Vision

Last Updated: 2026-09-01

Provider: