Deep research
OpenAI · · Agent
An agent inside ChatGPT that runs multi-step web research over tens of minutes and returns a cited report rather than a chat answer.
Why it matters
Created the research-agent category. Within months Google, Anthropic, Perplexity and xAI had shipped their own, and 'deep research' became a generic product name rather than a brand.
This is LLM World's historical reading, not a claim by OpenAI. The facts above and the sources below are what it rests on.
Sources
Record status: verified · confidence 90/100
Dateline 'February 2, 2025' read from a Wayback capture of OpenAI's own announcement taken the next day, above the headline 'Introducing deep research'. openai.com blocks automated fetches, so the live URL was not read.
- openai.com Official announcement archived