Claude · policy_changedUpdated biology safeguards for Claude Fable 5 to substantially reduce fallbacks

valid_from

2026-08-07

valid_to

null (still holds)

confidence

0.70

superseded_by

null

first seen

2026-10-27

last updated

2026-10-28

Sources

• Improving Fable 5's safeguardsprimary · anthropic.com

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