Microsoft's Work IQ APIs Hit GA: What Agent Builders Actually Get on June 16

Most enterprise agents fail at the same place: getting grounded. An agent that needs to answer "what did my team decide about the Q3 launch" has to stitch together emails, a meeting transcript, a few chat threads, and a SharePoint doc - then trim all of it to what the current user is actually allowed to see. Today that means orchestrating dozens of raw Microsoft Graph calls and writing the permission logic yourself.

Microsoft's pitch with Work IQ is that you should stop doing that. Announced at Build 2026 on June 2 and reaching general availability on June 16, 2026, the Work IQ APIs expose a workplace intelligence layer that pre-assembles grounded, permission-scoped context and hands it back to your agent as a ready-to-use input.

Last updated: June 17, 2026

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What Work IQ Is

Microsoft describes Work IQ as "the workplace intelligence layer for agents, capturing how work actually happens across Microsoft 365, organizational systems and external sources: people, emails, documents, meetings and how they connect." The APIs give agents "programmatic access to this intelligence layer."

The framing in Microsoft's own announcement is blunt about why the old approach does not work for agents: "Traditional interfaces were designed for human interaction, but agents work differently. They need richer context, simpler tool surfaces, lower latency, and enterprise controls built in from the start." (Microsoft 365 Blog)

So instead of your agent calling Graph and reassembling context, it calls Work IQ, which returns the digested, permission-trimmed context it needs.

The Four Domains

Per Microsoft's developer blog, the API is organized into four domains (Microsoft 365 Developer Blog):

• Chat - conversational access over agent-to-agent and REST surfaces.
• Context - internal assembly of grounded context across organizational data.
• Tools - 10 generic verbs that reach Microsoft 365 data, rather than hundreds of data-specific tools.
• Workspaces - persistent storage backed by SharePoint Embedded.

The "10 generic tools" detail is the one worth sitting with. Microsoft says the APIs "collapse functionality into just 10 generic tools with progressive disclosure through model context protocol (MCP), so developers do not need to teach agents hundreds of data-specific tools." Progressive disclosure means the agent discovers structure at runtime - a getSchema call lets agents "adapt automatically to new data and evolving scenarios without changes to the API surface."

Three Protocols

Work IQ ships across three access protocols, which is unusual breadth for a launch:

• A2A - agent-to-agent collaboration.
• A redesigned remote MCP server - the same MCP standard most agent frameworks already speak.
• REST API - for direct integration.

If you are already building MCP-native agents, this is the relevant hook: Work IQ is a remote MCP server you can point an existing agent at, rather than a proprietary SDK you have to adopt wholesale.

The Permission Model

This is the part that matters most for anyone shipping into a regulated org. Microsoft describes a two-layer model: broad permissions establish access boundaries, and a Rego-based policy engine enforces context-aware rules on every request - evaluating resource paths, methods, user identity, and data content.

The operative line from the developer blog: "Actions are user scoped, meaning every request runs in the context of a specific user and only accesses what that user is allowed to see or do."

That is the explicit answer to the oversharing problem that has dogged enterprise RAG and Copilot deployments - where an agent surfaces a document the asking user was never supposed to see. Whether the enforcement holds up in practice is something teams will need to validate against their own tenants, but the design intent is clearly to make user-scoped access the default rather than an afterthought.

Pricing

Work IQ is billed through a consumption-based model using Copilot Credits, a unified currency Microsoft is also extending to Copilot Studio and other AI services. Per Microsoft's materials, there is no separate Work IQ subscription, SKU, or per-user license, and billing is independent of Microsoft 365 Copilot licensing - meaning even users without a Copilot license can be billed consumptively when custom or third-party agents call the API.

Microsoft has not published per-unit Copilot Credit rates in the launch posts, so model your costs against the consumption meter once it is live rather than assuming a flat per-seat number.

Who Can Build With It

The announcement references "developers and IT administrators" building agents, and a public preview is already available on GitHub ahead of the GA date, at github.com/microsoft/work-iq. The enterprise framing runs through everything - this is built for agents operating inside an organization's Microsoft 365 tenant, not consumer apps - but access is not described as gated to a closed partner set.

Should You Care?

If you are building agents that need to reason over Microsoft 365 data - and a large share of enterprise agent projects do - Work IQ is worth evaluating now while it is in preview, before committing to a hand-rolled Graph orchestration layer you would have to maintain forever.

Three honest caveats:

1. It is a lock-in surface. Work IQ is the connective tissue between your agent and Microsoft's data plane. Convenient, but it deepens your dependence on the Microsoft stack.
2. Pricing is unproven. Consumption billing through Copilot Credits is flexible but unpredictable until you can measure real workloads. Budget conservatively.
3. Speed and security claims are vendor-stated. Microsoft's adjacent "Web IQ" grounding stack claims "nearly 2.5x the speed of the next best alternative," and the user-scoped permission guarantees are Microsoft's own framing - verify both against your workloads and your compliance bar before you trust them in production.

For teams already deep in Microsoft 365, Work IQ removes a genuinely painful chunk of plumbing. For everyone else, it is a useful signal of where agent infrastructure is heading: less raw API stitching, more pre-grounded, permission-aware context delivered through MCP.

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Sources

• Announcing the new Work IQ APIs - Microsoft 365 Blog
• Work IQ: Production-ready intelligence for every agent - Microsoft 365 Developer Blog
• Microsoft Build 2026: Be yourself at work - The Official Microsoft Blog
• Work IQ public preview - github.com/microsoft/work-iq