BEGINNER TOOL PROFILE
ChatGPT Deep Research
by OpenAI · United States
It plans and carries out multi-step research using the public web, selected websites, uploaded files and enabled apps, then produces a documented report with citations.
WHERE IT FITS
Ranked in one category
- ResearchView review
Long, structured investigations across many sources
GOOD TO KNOW
Before you use ChatGPT Deep Research
A polished report can still contain unsupported conclusions or incomplete coverage. Availability and limits vary by plan and country. Review original passages and app permissions; consumer users can disable model improvement in Data Controls.
REVIEW NOTES
What this profile is based on
Reviewed: 13 August 2026. This concise profile uses the facts in our Research top 10.
Read the category source note
Category ranking reviewed on 13 August 2026; current official product, plan, feature and policy pages checked on 14 August 2026. NotebookLM was renamed Gemini Notebook on 16 July 2026. Recheck free limits, database coverage, file privacy, sharing permissions and citation features before public launch because they can change.
Features, access, prices and availability can change. Check the official page before you choose a plan or upload information.