Section Hub
Platforms
Agent SDKs, runtimes, orchestration products, and build surfaces you can use to create custom agents.
Current Reading
AI Agent Frameworks
Nine agent frameworks: versions from each project's docs, a two-axis map, and the same task in LangGraph, OpenAI Agents SDK, Claude Agent SDK, and Google ADK.
OpenAI Codex as a Coding-Agent Platform
Codex is one open-source harness behind many clients, reachable over a JSON-RPC protocol. What that buys you, and where it ties you in.