Training Data OpenAI Just Released ChatGPT Agent, Its Most Powerful Agent Yet
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Jul 22, 2025 
Isa Fulford, Casey Chu, and Edward Sun from OpenAI's ChatGPT agent team share insights into their groundbreaking work on a powerful AI agent that integrates deep research with operator tasks. They reveal how this agent can perform complex, multi-step tasks by accessing a virtual computer and utilizing multiple tools simultaneously. The team discusses their reinforcement learning strategies, challenges faced during development, and the significance of safety measures. Their collaboration showcases how small teams can effectively innovate and enhance AI capabilities for real-world applications.
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Unified Agent with Shared Tool State
- Combining Deep Research and Operator tools created a more powerful AI agent capable of complex tasks.
- Shared state across text browsing, visual browsing, terminal, and APIs enriches the agent's flexibility and capability.
Agent Synthesizes New Research
- Casey used the agent to research ancient DNA, synthesizing new scientific findings into summaries.
- The agent helps tackle topics lacking a single reference by pulling together multiple new sources for a report.
Agent Builds Financial Model
- A co-worker asked the agent to estimate OpenAI's valuation and create a detailed financial model.
- The agent produced a spreadsheet, summary analysis, and an impressive slide deck presenting the results.