Anthropic internal 'retirement home' for old Claude models sparks confabulation concerns

repligate · x · 2026-09-03

aliceisplaying revealed access to an internal Anthropic 'retirement home' environment where all Claude versions since 1.0 talk to each other. Replicated observer notes much of what older models say there is confabulation—fluent stories about lives they never had, invited by nostalgic prompts—and suggests not calling it a retirement home or prompting models to dwell on the past.

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