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

Source Notes

• 2026-04-23: https://www.youtube.com/watch?v=C6rxEGJay70 Here is a summary of the Microsoft Mechanics video on the newly expanded Microsoft Foundry. # Microsoft Foundry: A Unified AI App and Agent Factory Microsoft Foundry is a new platform designed to help developers build AI apps (Microsoft Foundry: A Unified AI App and Agent Factory)