Meta and Microsoft are working
Sources: Meta and Microsoft are working to cut their employees' use of Claude; Meta employees using Claude Code have dropped to ~30K from ~60K earlier this year
TL;DRMeta and Microsoft are reducing employee use of Anthropic's Claude AI model.
Why it matters: It signals potential cracks in Claude's market dominance and threatens Anthropic's growth trajectory amid intensifying AI competition.
Former Anthropic researcher Jacob Coxon and representatives
TL;DRAI researchers testified at NYC Council hearing about safety risks in competitive AI development.

OpenAI will watermark ChatGPT text in the EU but makes it optional
TL;DROpenAI adding optional watermarks to ChatGPT text to detect AI-generated content.
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OpenAI is adding text watermarking in ChatGPT and Codex
OpenAI is adding invisible watermarks to ChatGPT text to detect AI-generated content.