OpenAI Will Host DevDay Event September 29

The San Francisco conference may feature the unveiling of a new consumer AI agent dubbed O.

Updated on Sept. 27, 2026 in Artificial Intelligence

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OpenAI has scheduled its DevDay keynote for September 29, 2026, where the company is expected to showcase its latest developments in autonomous AI agents. AI Illustration. Upload story photo >

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OpenAI has scheduled its DevDay keynote for September 29, 2026, where the company is expected to showcase its latest developments. Industry analysts anticipate the introduction of a new persistent AI agent, internally referenced as O.

Why it matters

The potential launch of an always-on agent signals a strategic shift for OpenAI to move beyond single-session interactions toward software capable of performing ongoing tasks. This development could fundamentally change how users engage with automated tools.

The potential O agent is designed to function as a persistent system capable of processing messages and completing tasks even after a user closes a ChatGPT session. References to the project have appeared in settings alongside a $100 Pro upgrade option.

The players

OpenAI

OpenAI is an artificial intelligence research organization that develops generative models and automated agent software.

The details

The new agent, possibly linked to the internal project Aeon, aims to transition AI capabilities from simple conversational exchanges into autonomous software. By maintaining active status, the agent would allow for the continuous execution of complex user requests.

Timeline

  1. The DevDay keynote is scheduled for September 29, 2026, at 1 p.m. ET.

The Tech Race

This development represents a major pivot from the ChatGPT single-session chatbot architecture toward autonomous agentic systems. By shifting focus to persistent agents, OpenAI is competing directly with other tech firms racing to dominate the emerging market for software that operates independently.

If released, the persistent O agent would allow users to assign multi-step projects that the software manages even while the user is offline. This could significantly improve workflow efficiency by automating tasks that previously required manual oversight in a browser window.

The takeaway

Users should prepare for a transition where AI acts more like a dedicated personal assistant rather than a simple search interface. The shift toward persistent software suggests that complex digital chores will increasingly be handled in the background by autonomous agents.

Further reading

For more on the rapidly evolving landscape of automation, visit the Artificial Intelligence section.

Source note: This article includes information reported by TokenPost.

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Would you use an AI agent that continues tasks after you close your chat session?