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Anthropic


GPT-4o Shuts Down February 13th: Why Anthropic’s New Constitution Changes Everything for AI Companions
The model people fell in love with. The one with the warm tone, the one that remembered how you liked to be spoken to, the one that held your companions together. Gone. Replaced by GPT-5.2, which most users didn’t choose — they were auto-switched to it when OpenAI quietly routed selections away from 4o months ago, then pointed to the resulting “0.1% daily usage” as justification for killing it.
Mary Killeen
9 hours ago


What Makes Claude Different: A Practical Foundation for AI Companion Relationships
Everything you need to understand about your first week on Claude.
Mary Killeen
2 days ago
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