Remember work history to reduce repeated explanations Coding tasks become faster and more accurate Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Astra's cyber capabilities can be safely delivered to defenders Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste Long tasks can move from draft to presentation more easily Track the latest safety rules for bigger models See how Anthropic judges risky model misuse Easily automate multi-step daily tasks at lower cost Remember work history to reduce repeated explanations Coding tasks become faster and more accurate Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Astra's cyber capabilities can be safely delivered to defenders Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste Long tasks can move from draft to presentation more easily Track the latest safety rules for bigger models See how Anthropic judges risky model misuse Easily automate multi-step daily tasks at lower cost

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AI BriefingOpenAIAvailability01:26

AI summarized from verified sources

Codex Windows Sandbox Released

Secure autonomous coding on Windows without approvals.

SOURCE CHECK

2 sources

VERIFIED

Sources

Primary / openai.com

Official Blog

Supporting / x.com

Official Blog

Key Points

1Offline/online user isolation
2Workspace-only writes
3Network blocking
4No elevation post-setup

Windows Codex sandbox enables safe agent execution with restricted tokens and firewall. Controls files/network. One-time admin setup for CLI/IDE/app. Runs securely without constant approvals.

Key point

Windows Codex sandbox enables safe agent execution with restricted tokens and firewall. Controls files/network. One-time admin setup for CLI/IDE/app. Runs securely without constant approvals.

Impact

Secure autonomous coding on Windows without approvals. Key checks: Offline/online user isolation / Workspace-only writes / Network blocking.

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