Meta has restricted how its engineers use Anthropic's Claude Code and OpenAI's Codex, fearing it could accidentally distil a rival's model into its own.

As Meta Platforms tries to wean itself off expensive AI coding applications from Anthropic and OpenAI, it is confronting a difficult challenge: keeping employees from relying too…

Meta is restricting engineers from using Claude Code and OpenAI's Codex internally, citing concerns over proprietary AI training data exposure.