Checked fact 42888 Nov 2026Safety and security

METR staff performed the high-access evaluation at Anthropic from 12 August to 29 October 2026, over eleven weeks.

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From August 12 to October 29, 2026, METR staff performed a high-access evaluation at Anthropic ... The METR staff worked over eleven weeks

What the source said when we opened it, on 8 Nov 2026.

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Independent assessment of AI R&D acceleration at Anthropic
METR · 2026-11-05

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Checked by the notis newsroom on 8 Nov 2026, against the source above.

In the story

Anthropic's model scores grew about 1.9 times faster since October 2025, METR estimates 8 Nov 2026

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“METR staff performed the high-access evaluation at Anthropic from 12 August to 29 October 2026, over eleven weeks.” ai notis, checked 8 Nov 2026. Source: Independent assessment of AI R&D acceleration at Anthropic (METR). https://ainotis.com/c/4288

As a reference (APA style)

ai notis. (2026, November 8). METR staff performed the high-access evaluation at Anthropic from 12 August to 29 October 2026, over eleven weeks [Checked claim 4288]. ai notis. https://ainotis.com/c/4288

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