OpenAI, Anthropic and Microsoft appear on a broad AI industry signatories list

koltregaskes · x · 2026-07-25

A new AI industry sign-on letter lists OpenAI, Anthropic, Google, Microsoft and others

The post only says “Anthropic, I dare you to sign this,” but the image shows a signatories page for a broader industry letter or statement.

Visible signatories include

Because the post does not include the letter’s topic, the actionable takeaway is mainly that a wide slice of the AI ecosystem is publicly aligning around some shared statement.

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