OpenAI explains building with the Codex harness through the Agents API
AIOpenAI presents a DevDay 2026 session on building with the Codex harness through the Agents API. The session covers running agents in a customer's environment, keeping long-running tasks going, and which infrastructure OpenAI manages.
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OpenAI · YouTube · OpenAI · youtube.comPublished · added here
Original title: Harness-as-a-Service: Building with the Agents API | DevDay 2026