The Microsoft 365 Copilot Retrieval API: What Every Developer Must Know Before Building a RAG Integration

The Microsoft 365 Copilot Retrieval API gives developers a direct path to retrieval-augmented generation on organizational content — no chunking pipeline, no vector store, no sync job — by exposing the semantic index Microsoft 365 already maintains for Copilot across SharePoint, OneDrive, and connector content. This post covers the complete request and response shape, the delegated-only auth constraint that rules out daemon integrations, the 200-request-per-user-per-hour rate limit strategy, and a clear decision boundary between the Retrieval API and the beta Search API.

Microsoft 365 Copilot APIs: What They Are, Why They Exist, and When to Use Them

Microsoft 365 Copilot APIs expose AI reasoning capabilities directly through Microsoft Graph, with your tenant's security and compliance controls inherited at the API layer. This post maps the eight API surfaces in the series, makes the GA-versus-preview boundaries explicit, and establishes the licensing prerequisites — before you evaluate a single endpoint.

🧠 Inside Work IQ: How Microsoft Built the Intelligence Layer for Copilot

Work IQ is the intelligence layer behind Microsoft 365 Copilot that enables AI to understand work signals, memory, and organizational context. In this post, we break down the Work IQ architecture and explain why it changes how enterprise AI and agents are built. #WorkIQ #MicrosoftCopilot #Microsoft365 #MicrosoftIgnite #M365MVP #EnterpriseAI #CopilotArchitecture #MicrosoftGraph #WorkSignals #ModernWork

Introducing Work IQ: The Intelligence Layer Powering Microsoft 365 Copilot

Work IQ is the intelligence layer behind Microsoft 365 Copilot that enables AI to understand how work actually happens. By combining organizational data, work memory, and AI inference, Work IQ transforms Copilot from a prompt-based assistant into a context-aware work partner—delivering personalized, proactive insights in the flow of work. #M365 #copilot #MicrosoftAI #AI #workiq