Source Granularity
The level of detail and control over research sources, enabling users to specify which sources are included or excluded in information gathering.
Key Update: ChatGPT Deep Research
The chatgpt Deep Research update (2026-04-14) introduces granular control over research sources, enabling:
- Selecting specific sources (e.g., academic journals, news outlets, databases) for research
- Direct integration with third-party applications
- Significant enhancement over legacy Deep Research model
Access: In chatgpt, locate Deep Research in left sidebar (grouped with Pulse, Images, and Apps).
2026 04 14 Chat Deep Research update Channel Rob the AI Guy