Unlocking the Codex harness: how we built the App Server

OpenAI Blog ·

OpenAI published technical details on the Codex App Server architecture, a bidirectional JSON-RPC API powering streaming progress, tool use, and approvals.

Categories: Research

Excerpt

Learn how to embed the Codex agent using the Codex App Server, a bidirectional JSON-RPC API powering streaming progress, tool use, approvals, and diffs.