RDLTR

Short for Read Later. Save links from any browser or phone. Click to save, read to clear. The full tour

One line. Many voicesSeek and you shall find

openai.com faviconUnlocking the Codex harness: how we built the App Server

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OpenAI introduced the Codex App Server, a bidirectional JSON-RPC protocol that exposes the full Codex agent harness for embedding in IDEs, web apps, and terminal clients.