Checked fact 439710 Nov 2026Models and releases

Anthropic's launch post says Fable 5.2 and Mythos 5.2 come with an optional fast mode that speeds up token generation by up to 2.5 times.

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The exact words it rests on

Fable 5.2 and Mythos 5.2 also come with an optional fast mode, which speeds up token generation by up to 2.5 times.

What the source said when we opened it, on 10 Nov 2026.

The source

Claude Fable 5.2 and Claude Mythos 5.2
Anthropic · 2026-11-09

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Checked

Checked by the notis newsroom on 10 Nov 2026, against the source above.

In the story

Claude Fable 5.2 costs $8 per million input tokens; Mythos 5.2 is vetted-only 10 Nov 2026

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In a sentence

“Anthropic's launch post says Fable 5.2 and Mythos 5.2 come with an optional fast mode that speeds up token generation by up to 2.5 times.” ai notis, checked 10 Nov 2026. Source: Claude Fable 5.2 and Claude Mythos 5.2 (Anthropic). https://ainotis.com/c/4397

As a reference (APA style)

ai notis. (2026, November 10). Anthropic's launch post says Fable 5.2 and Mythos 5.2 come with an optional fast mode that speeds up token generation by up to 2.5 times [Checked claim 4397]. ai notis. https://ainotis.com/c/4397

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