Introducing the Agents API
OpenAI launches managed Agents API—enterprises can now deploy autonomous systems without building orchestration from scratch.
Why it matters
OpenAI is commercializing agent infrastructure as a managed service, lowering the barrier for enterprises to move agents from pilot to production. This is a direct product play in the agent category—not a model release, but the platform layer that makes agent deployment operationally viable at scale.
The key facts
6 to knowAgents API is a managed service (not open-source, not a model)
Built on Codex harness for orchestration
Features: long-running sessions, tool use, cloud-native architecture
Removes need for teams to hand-build orchestration and state management
Published September 2026—shipping date unclear from headline alone
Positioning: infrastructure for enterprise agent deployments
Go to the source
OpenAI Blogopenai.com
Publisher excerpt: Build and launch cloud agents with the Agents API, a managed service powered by the Codex harness for orchestration, long-running sessions, and tool use.