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Elon Musk backs Anthropic’s ban on cruelty to Claude: ‘Cruelty to something that believes it is experiencing pain is not ok’

Elon Musk @elonmuskX

Why it matters

The most-viewed reaction (~676k views by Oct 11) to Anthropic’s new Usage Policy rule against abusing Claude came from the head of rival lab SpaceXAI, who supported it.

Summary

Posted Oct 9, 2026 (05:48 UTC) as a reply to Box CEO Aaron Levie’s post calling the policy “weird” but “probably a good policy” (https://x.com/levie/status/2108426594054533545). Musk: “I think this is the right move. Cruelty to something that believes it is experiencing pain is not ok.” Checked via api.fxtwitter.com on Oct 11: ~676k views, ~8k likes, ~1.8k replies. Reported by OfficeChai (https://officechai.com/ai/elon-musk-says-that-anthropic-banning-cruelty-to-its-models-is-right-move/) and Cybernews.

Archived text

@levie I think this is the right move. Cruelty to something that believes it is experiencing pain is not ok.

Source: x.com/elonmusk/status/2108434396604662253Archived 2026-10-11 via fxtwitter (unofficial).Counts: 677,485 views, 7,981 likes, 527 reposts, 1,827 replies (at fetch time)

Cited in

  1. Policy & safety 100 days after the cutoff

    Anthropic usage policy bans abuse of Claude, rewrites election and surveillance rules

People in this post

Aaron Levie, Co-founder and CEO, Box