# Anthropic requires data retention for Claude Fable 5.2 safety classifiers

> Original title: Claude Fable 5.2 requires data retention by default to operate Anthropic's safety classifiers. Zero data retention access is available fo...

- Source: GitHub
- Published: 2026-11-09T22:53:04.000Z
- Bad Influence: https://badinfluence.news/items/aevq9mtnhudl2agyzyncwsovi
- Original: https://x.com/github/status/2119926271564304721

## Summary

Anthropic says Claude Fable 5.2 requires data retention by default to run its safety classifiers. Zero data retention access is available to certain eligible enterprise customers.

## Post

Claude Fable 5.2 requires data retention by default to operate Anthropic's safety classifiers. Zero data retention access is available for certain eligible enterprise customers.
https://support.claude.com/articles/15425996-data-retention-practices-for-mythos-class-models