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14 hours agoOpenAI Publishes Codex App Server Architecture for Unifying AI Agent Surfaces
The Codex App Server's internal architecture: the stdio reader and Codex message processor translate client JSON-RPC requests into Codex core operations and transform internal events back into stable, UI-ready notifications (Source) To model this, OpenAI designed three conversation primitives. An Item is the atomic unit of input or output with an explicit lifecycle of "started", optional streaming "delta" events, and "completed".
Artificial intelligence