[HN]score: 0.58

Anthropic implements strict bans on users performing distillation or model training tasks

October 31, 2026

Anthropic is reportedly flagging and blocking accounts attempting to perform Reinforcement Fine-Tuning (RFT), Supervised Fine-Tuning (SFT), or any workflows involving the training of larger models. Users report downgraded model versions or immediate session termination when using Claude for research automation or analysis related to model training.

HOW THIS AFFECTS YOU

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builderYou may face account bans if using Claude for automated training or distillation workflows.

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founderThis indicates growing legal or competitive risks regarding model distillation via proprietary APIs.

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policyThis highlights the enforcement of usage policies to prevent the creation of competing models.

read original ↗twitter.com

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