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OpenAI lets one API project choose regional processing per request

OpenAI’s August 21 control moves processing-region choice into request routing: a single Global project can send eligible calls to regional base URLs. That simplifies multi-region SaaS architecture, but builders still need to enforce residency policy in code and account for support, retention and pricing constraints.

Codex 0.149.0 ships asynchronous user messaging so agents can keep working after questions

Codex 0.149.0 includes the async-message tool, delivery metadata and removal of the client-side feature gate that BTN previously tracked only on main. Parallel human-agent work is now in a stable client, but late replies can still race with decisions and model capability metadata remains the final exposure gate.

Agent Plugins 1.0 now has a concrete cross-client compatibility layer for Skills and MCP

Agent Plugins 1.0 now has documented support across VS Code, Cursor, GitHub Copilot, ChatGPT/Codex, Kiro and several open-source agents. That makes the format materially more useful for cross-client distribution, but portable components remain limited to Agent Skills and MCP servers while permissions, hooks, commands and host UX stay client-specific.