Checked fact 128713 Oct 2026Safety and security

The post says preserved thinking has required some developers to update their integrations.

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The exact words it rests on

We haven't met this goal completely: preserved thinking has required some developers to update their integrations, our classifiers can (in fewer than 0.1% of cases) misidentify or block benign requests, and we now charge users for those blocked requests.

What the source said when we opened it, on 13 Oct 2026.

The source

Strengthening our defenses against distillation attacks
Anthropic · 2026-10-12

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Checked

Checked by the notis newsroom on 13 Oct 2026, against the source above.

In the story

Anthropic says new safeguards cut distillers' extraction of reasoning tokens 13 Oct 2026

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In a sentence

“The post says preserved thinking has required some developers to update their integrations.” ai notis, checked 13 Oct 2026. Source: Strengthening our defenses against distillation attacks (Anthropic). https://ainotis.com/c/1287

As a reference (APA style)

ai notis. (2026, October 13). The post says preserved thinking has required some developers to update their integrations [Checked claim 1287]. ai notis. https://ainotis.com/c/1287

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