Multipath Reliable Connection (MRC): a new open networking protocol for large AI training clusters, deployed in production on our largest training clusters.
@gdb
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GPT-5.5 Instant Major ChatGPT Upgrade Rolling Out Now
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Major ChatGPT upgrade rolling out now, in the form of GPT-5.5 Instant: https://t.co/QG7pQHwFja
— Greg Brockman (@gdb) 5 mai 2026Major ChatGPT upgrade rolling out now, in the form of GPT-5.5 Instant:
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Codex App Launches Fun Pet Command Feature
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such a fun launch — try "/pet hi" in Codex app: https://t.co/nWMXiyMx0f
— Greg Brockman (@gdb) 1 mai 2026such a fun launch — try "/pet hi" in Codex app:
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Codex AI Tool Designed for Everyone and Every Task
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Codex is for everyone, for any task done with a computer https://t.co/p2pA9fQqU1
— Greg Brockman (@gdb) 30 avril 2026Codex is for everyone, for any task done with a computer
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Secure Your ChatGPT Account with Advanced Security Features
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Secure your ChatGPT account with Advanced Account Security:
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Chronicle Gives Codex Passive Memory of Computer Activity
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chronicle gives codex passive memory over what you’ve been doing with your computer, which unlocks surprising use cases
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GPT Image 2 Proves Valuable for Application Development
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I’ve been very pleasantly surprised by how useful GPT Image 2 is for app building:
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Build Your Own Agents With Codex App-Server
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build your own agents with codex app-server https://t.co/2eXX6RrzJH
— Greg Brockman (@gdb) 29 avril 2026build your own agents with codex app-server