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OpenAI Unveils Codex 3.0

·2026.04.24 03:48

Key point

OpenAI has unveiled Codex 3.0, based on GPT-5.5.

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Details

Codex 3.0, built on GPT-5.5, has been unveiled.

Codex has evolved into a cross-app coding agent that moves across browsers to interact with web apps, creates Microsoft Office and Google Drive documents, and tests workflows like a real user.

  • Viewing screens
  • Clicking
  • Debugging
  • Iterating

it puts forward a direction that automates a broader range of tasks, from development to document work to workflow verification.

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