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Anthropic · Claude · Fable · Mythos

Claude 3.5 Sonnet (June '24)

Released 21 Jun 2024 · 109 days after Claude 3 Sonnet
Intelligence
—
no index score yet
Price
$6.00
per 1M tokens, 3:1 in/out · $3 in / $15 out
Speed
—
not measured
Weights
Closed
US lab

Anthropic’s best score over time

15 Oct 20257 Oct 2026