AWS Bedrock to require sharing data with Anthropic for Mythos and future models
Today’s signal Hacker News recently reported AWS Bedrock to require sharing data with Anthropic for Mythos and future models. Published context: June 10, 2026. For Fable 5, Mythos 5, and future models on Bedrock with similar or higher capability levels, Anthropic will require 30-day retention for all traffic on Mythos-class models. Retaining data for a limited period allows Anthropic to detect patterns of misuse that are not visible from a single exchange. Once you opt into data retention, your data will leave AW ...