OpenAI and Anthropic Share Weekly Updates on Models, Security, and New Products

What happened

OpenAI reported updates across ChatGPT, its APIs, Codex, and cloud availability, alongside security work including its coordinated disclosure of critical PHP vulnerabilities through Patch the Planet. Anthropic announced a proposed Public Benefit Fund pending stockholder approval, opened a research preview of Claude Duet for US Pro and Max subscribers, and released security and developer updates. The post also covered research, partnerships, and policy changes from both companies.

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