Launching today
Codex 3.0 by OpenAI
Codex can now build, test & debug on autopilot
158 followers
Codex can now build, test & debug on autopilot
158 followers
With GPT-5.5, Codex evolves into a true cross-app coding agent—navigating browsers, interacting with web apps, generating docs in Microsoft Office and Google Drive, and testing workflows like a real user. It sees, clicks, debugs, and iterates autonomously, bringing developers closer to reliable, end-to-end automated builds.
Codex + GPT-5.5 = Autonomous dev loop unlocked!
What it is: An upgraded Codex powered by GPT-5.5 that can build, test, and fix apps across browser, files, and your computer.
Problem → Solution: Manual dev loops (build → test → debug) are slow. Codex now automates this by interacting with apps like a real user, identifying issues, and fixing them.
What’s different:
Not just code generation → full build + verify loop
Uses vision + browser interaction to test flows
Debugs via console & network logs in real-time
Key features:
Browser automation: clicks, tests, screenshots, iteration
File generation: better spreadsheets, slides, docs in Microsoft Office & Google Drive
In-app file viewer for faster iteration
Cross-app computer control (click, type, navigate)
Benefits:
Faster dev cycles
Higher-quality, tested outputs
Less manual QA/debugging
Who it’s for & use cases: Devs, founders, and teams building apps → from frontend development to automated testing, debugging, and documentation workflows.
This is a big step toward fully autonomous coding agents!
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