OpenAI launches Agents API public beta: fully managed cloud agents with Codex harness
OpenAIDevs · x · 2026-09-11
OpenAI's dev team announced the Agents API in public beta: build and run cloud agents with the Codex harness, fully managed by OpenAI.
- OpenAI handles orchestration, long-running sessions, and context management
- The agent loop runs on OpenAI's infrastructure, coordinating model calls, tool use, and context; developers control capabilities and where code runs
Related event: OpenAI Launches Agents API Beta With Managed Sandbox(10 posts)→
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