GeekRadar / The comparison desk

COMPARE.

AI

Filters

Filter AI models

Rank by benchmark Clear all filters

Best result per entry; configurations may differ.

anthropic

Claude Fable 5

Models

Context window: 1,000,000 tokens
Maximum output: 128,000 tokens
Open weights: No
Maximum input: 1,000,000 tokens^*

2026-06-09

WideSearch · version unreported · reported score · Claude Code · Average item F1 over four runs#1^* · 81.20^*Platform unreported

ECI 163.0^*General capability index

* Provisional data