Sébastien Levert
@sebastienlevert.com
📤 685
📥 216
📝 219
Principal PM Manager at
#Microsoft
focusing on Microsoft 365 Copilot developer experiences.
SharePoint Framework (SPFx) roadmap update – April 2026
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SharePoint Framework (SPFx) roadmap update – April 2026 - Microsoft 365 Developer Blog
SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint and Microsoft 365. The April 2026 update shares new features and the roadmap for the next evolution...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-april-2026/
about 14 hours ago
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🔥 Asked Copilot what my team discussed last week, typed "implement that," and got a working declarative agent scaffolded from our actual Teams conversations.
themanifest.dev/blog/work-co...
#CopilotAgents
1 day ago
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🔥 I used a coding agent to build a Copilot agent — empty folder to deployed in 20 minutes. Three prompts, zero hand-authored files. Agents Toolkit Skills are the secret ingredient.
themanifest.dev/blog/buildin...
#CopilotAgents
#ProCode
6 days ago
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🔥 Your agent's instructions file is a behavioral contract — not a config toggle. One bad edit can break compliance. Pro-code gives you PRs, CI/CD, and real review trails.
themanifest.dev/blog/why-pro...
#CopilotAgents
#ProCode
8 days ago
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🔌 Built an MCP server for Claude or VS Code? It already works with Microsoft 365 Copilot agents — one manifest, OAuth handled, no rewrites. Here's how:
themanifest.dev/blog/mcp-ser...
#CopilotAgents
#MCP
9 days ago
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MCP Apps now available in Copilot chat
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MCP Apps now available in Copilot chat - Microsoft 365 Developer Blog
Agents bring rich, app powered UI experiences directly into Microsoft 365 Copilot chat, via MCP Apps or the OpenAI Apps SDK. Read about what customers and partners are building.
https://devblogs.microsoft.com/microsoft365dev/mcp-apps-now-available-in-copilot-chat/
21 days ago
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Breaking Change Ahead: Graph API Updates to Sensitive Email Properties
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Breaking Change Ahead: Graph API Updates to Sensitive Email Properties - Microsoft 365 Developer Blog
Starting 12/31/2026, we'll restrict sensitive email properties updates on non-draft messages. Add Mail-Advanced.ReadWrite to avoid failures.
https://devblogs.microsoft.com/microsoft365dev/graph-api-updates-to-sensitive-email-properties/
about 1 month ago
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SharePoint Framework (SPFx) roadmap update – March 2026
devblogs.microsoft.com/microsoft365...
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SharePoint Framework (SPFx) roadmap update – March 2026 - Microsoft 365 Developer Blog
SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint Teams and Viva. The March 2026 update shares new features and the roadmap for the next evolution...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-march-2026/
about 1 month ago
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Changes to attachment IDs for inline images in Outlook add-ins
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Changes to attachment IDs for inline images in Outlook add-ins - Microsoft 365 Developer Blog
Read how inline image attachments are handled when they’re programmatically added to a mail item's signature or body in Outlook on the web and the new Outlook for Windows
https://devblogs.microsoft.com/microsoft365dev/changes-to-attachment-ids-for-inline-images-in-outlook-add-ins/
about 1 month ago
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Build business understanding with Dataverse in Microsoft 365 Copilot
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Build business understanding with Dataverse in Microsoft 365 Copilot - Microsoft 365 Developer Blog
Microsoft 365 Copilot is now embedded as an in-app sidecar within Power Apps, Dynamics 365 Sales, and Dynamics 365 Customer Service—removing the need to switch between apps to find context or complete...
https://devblogs.microsoft.com/microsoft365dev/build-business-understanding-with-dataverse-in-microsoft-365-copilot/
about 2 months ago
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Prepare your add-in for Outlook ribbon improvements
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Prepare your add-in for Outlook ribbon improvements - Microsoft 365 Developer Blog
Explore the latest Outlook ribbon update to enhance how add-ins appear in Outlook and streamline your workflow.
https://devblogs.microsoft.com/microsoft365dev/prepare-your-addin-for-outlook-ribbon-improvements/
about 2 months ago
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SharePoint Framework (SPFx) roadmap update – February 2026
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SharePoint Framework (SPFx) roadmap update – February 2026 - Microsoft 365 Developer Blog
We move towards spring 2026 with strong momentum across the SharePoint Framework and an increasing sense of excitement across the ecosystem. SPFx continues to be a foundational platform for building intelligent,...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-february-2026/
2 months ago
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Increased control over Office Add-in user experiences
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Increased control over Office Add-in user experiences - Microsoft 365 Developer Blog
Explore how enhanced user control improves the Office Add-in experience and addresses customer feedback on launch behavior.
https://devblogs.microsoft.com/microsoft365dev/increased-control-over-office-add-in-user-experiences/
2 months ago
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Handling Legacy User Settings in SharePoint Framework
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Handling Legacy User Settings in SharePoint Framework - Microsoft 365 Developer Blog
Introduction The SharePoint Framework (SPFx) has undergone some important changes in how it handles Entra ID app registration and security models. Here you can find additional details about what was updated...
https://devblogs.microsoft.com/microsoft365dev/handling-legacy-user-settings-in-sharepoint-framework/
3 months ago
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Mastering User Settings in SharePoint Framework
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Mastering User Settings in SharePoint Framework - Microsoft 365 Developer Blog
User preferences and settings are fundamental components of modern web applications. When developing SharePoint Framework (SPFx) solutions, the ability to store and manage user-specific configurations...
https://devblogs.microsoft.com/microsoft365dev/mastering-user-settings-in-sharepoint-framework/
3 months ago
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Deprecation notice: Teams Live Events meeting creation via Microsoft Graph
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Deprecation notice: Teams Live Events meeting creation via Microsoft Graph - Microsoft 365 Developer Blog
Creating Teams Live Events via the Microsoft Graph isBroadcast API is deprecated. We encourage developers to use Virtual Event APIs instead.
https://devblogs.microsoft.com/microsoft365dev/deprecation-notice-teams-live-events-meeting-creation-via-microsoft-graph/
3 months ago
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reposted by
Sébastien Levert
Matteo Pagani
3 months ago
We’ve built an Entra-authenticated MCP server—now let’s actually use it 👀 Here’s how to connect it to a declarative agent in Copilot Chat using the Microsoft 365 Agents Toolkit and the new MCP support: 👉
www.developerscantina.com/p/mcp-declar...
#Microsoft365
#Copilot
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Consuming an authenticated MCP server with a declarative agent in Copilot Chat
In this post, we'll learn how to create a declarative agent using the Microsoft 365 Agents Toolkit that consumes an Entra-authenticated MCP server.
https://www.developerscantina.com/p/mcp-declarative-agent/
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Dev Proxy v2.1 with configuration hot reload and stdio proxying
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Dev Proxy v2.1 with configuration hot reload and stdio proxying - Microsoft 365 Developer Blog
Introducing Dev Proxy v2.1 with configuration hot reload and stdio proxying
https://devblogs.microsoft.com/microsoft365dev/dev-proxy-v2-1-with-configuration-hot-reload-and-stdio-proxying/
3 months ago
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Introducing the Microsoft Graph User Configuration API (preview)
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Introducing the Microsoft Graph User Configuration API (preview) - Microsoft 365 Developer Blog
The User Configuration API is now available in the beta endpoint in Microsoft Graph. Use it to create, read, update, and delete user configuration objects in Exchange Online mail folders.
https://devblogs.microsoft.com/microsoft365dev/introducing-the-microsoft-graph-user-configuration-api-preview/
3 months ago
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SharePoint Framework (SPFx) roadmap update – January 2026
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SharePoint Framework (SPFx) roadmap update – January 2026 - Microsoft 365 Developer Blog
SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint Teams and Viva. The January 2026 update shares new features and the roadmap for the next evolution...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-january-2026/
3 months ago
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reposted by
Sébastien Levert
Den Delimarsky
3 months ago
Starting today, you can have your MCP servers return interactive components ✨ That's right, you can now put full-blown UI experiences inside your chat - supported in
@anthropic.com
Claude and
@vscode.dev
(more clients soon) 🚀 Blog post:
blog.modelcontextprotocol.io/posts/2026-0...
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reposted by
Sébastien Levert
Kayla Cinnamon ☕️
3 months ago
VS Code just announced MCP Apps support! 🔥 Here's one I just made that visualizes git commit history. You can also multi-select commits and have Copilot generate release notes for you! Check out how to get started with MCP Apps in VS Code here:
code.visualstudio.com/blogs/2026/0...
#vscode
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Introducing the Evals for Agent Interop starter kit
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Introducing the Evals for Agent Interop starter kit - Microsoft 365 Developer Blog
Explore Agent365 Evals Agent Interop for realistic evaluation of AI agents across Microsoft systems and tools.
https://devblogs.microsoft.com/microsoft365dev/introducing-the-evals-for-agent-interop-starter-kit/
3 months ago
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reposted by
Sébastien Levert
Kayla Cinnamon ☕️
3 months ago
Developing isn't only about writing the code, there's work context and team decisions that come with it. Work IQ now brings this missing piece directly to GitHub Copilot, and you can leverage it all without leaving your terminal using the Copilot CLI 🔥
devblogs.microsoft.com/blog/bringin...
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Bringing work context to your code in GitHub Copilot - Microsoft for Developers
This week we shipped the GitHub Copilot SDK which takes the agent loop from the Copilot CLI and makes it easy to embed in other applications. We’ve been using, improving, and extending Copilot CLI for...
https://devblogs.microsoft.com/blog/bringing-work-context-to-your-code-in-github-copilot
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reposted by
Sébastien Levert
Kayla Cinnamon ☕️
3 months ago
I asked GitHub Copilot with Work IQ to compare my PowerToys search spec in SharePoint to the implementation on the GitHub repo and it worked seamlessly. Being able to pair work context with code in the repo using Copilot is an absolute game changer for development💥💥💥
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Copilot Studio Extension for Visual Studio Code Is Now Generally Available
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Copilot Studio Extension for Visual Studio Code Is Now Generally Available - Microsoft 365 Developer Blog
Explore the Copilot Studio VS Code extension for building agents with ease. Enhance your development workflow today.
https://devblogs.microsoft.com/microsoft365dev/copilot-studio-extension-for-visual-studio-code-is-now-generally-available/
3 months ago
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SharePoint Framework (SPFx) roadmap update – December 2025
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SharePoint Framework (SPFx) roadmap update – December 2025 - Microsoft 365 Developer Blog
SPFx is powering the future of Microsoft 365. From AI-driven portals to seamless integrations across SharePoint, Teams and Viva, SPFx is driving innovation at scale. This monthly blog series kicks off...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-december-2025/
4 months ago
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Unlock your email potential with
Schema.org
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Unlock your email potential with Schema.org - Microsoft 365 Developer Blog
Discover how email can streamline your business travel experience and ensure you never miss important details.
https://devblogs.microsoft.com/microsoft365dev/unlock-your-email-potential-with-schema-org/
4 months ago
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Build declarative agents for Microsoft 365 Copilot with MCP
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Build declarative agents for Microsoft 365 Copilot with MCP - Microsoft 365 Developer Blog
With introduction of MCP support, it’s now much easier for developers to integrate their business workflows, SaaS, and LoB systems into Copilot via declarative agent.
https://devblogs.microsoft.com/microsoft365dev/build-declarative-agents-for-microsoft-365-copilot-with-mcp/
4 months ago
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General Availability of SharePoint Framework 1.22 – A Major Refresh of the Build & Tooling Experience
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General Availability of SharePoint Framework 1.22 - A Major Refresh of the Build & Tooling Experience - Microsoft 365 Developer Blog
We are excited to announce general availability for the SharePoint Framework 1.22. This time focus is primarily on updating the build toolchain and to address npm audit issues.
https://devblogs.microsoft.com/microsoft365dev/general-availability-of-sharepoint-framework-1-22-a-major-refresh-of-the-build-tooling-experience/
5 months ago
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reposted by
Sébastien Levert
Vlad Catrinescu
5 months ago
If your
#spotifyunwrapped
was also including work!
#spotify
#spotifywrapped
#MicrosoftTeams
.
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Dev Proxy v2.0 with improved AI telemetry, and small breaking changes
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Dev Proxy v2.0 with improved AI telemetry, and small breaking changes - Microsoft 365 Developer Blog
Introducing Dev Proxy v2.0 with improved AI telemetry, and small breaking changes.
https://devblogs.microsoft.com/microsoft365dev/dev-proxy-v2-0-with-improved-ai-telemetry-and-small-breaking-changes/
5 months ago
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Hey
@codedeploygo.live
! Do we get t-shirts?
5 months ago
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reposted by
Sébastien Levert
Andrew Connell
5 months ago
Declarative Agents = JSON + YAML files = version control = actual developer workflow. 🤷♂️Why isn't Microsoft shouting this from the rooftops? 🗓️ Join my Dec 9 webinar for the full story. 🎟️
vtns.io/xbgqnf
#Microsoft365Copilot
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SharePoint Framework (SPFx) roadmap update – November 2025
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SharePoint Framework (SPFx) roadmap update – November 2025 - Microsoft 365 Developer Blog
SPFx is powering the future of Microsoft 365. From AI-driven portals to seamless integrations across SharePoint, Teams and Viva, SPFx is driving innovation at scale. This monthly blog series kicks off...
https://devblogs.microsoft.com/microsoft365dev/sharepoint-framework-spfx-roadmap-update-november-2025/
5 months ago
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Introducing TypeSpec for Microsoft 365 Copilot – Build declarative agents faster with more confidence
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Introducing TypeSpec for Microsoft 365 Copilot – Build declarative agents faster with more confidence - Microsoft 365 Developer Blog
We’re excited to announce that TypeSpec for Microsoft 365 Copilot is now generally available! This milestone marks the first stable release of the domain-specific language (DSL) designed to streamline...
https://devblogs.microsoft.com/microsoft365dev/introducing-typespec-for-microsoft-365-copilot/
5 months ago
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SharePoint Site Creation in Microsoft Graph
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SharePoint Site Creation in Microsoft Graph - Microsoft 365 Developer Blog
The SharePoint team is excited to (finally) bring Site Collection creation to Graph! Starting in Microsoft Graph beta you can now create new site collections!
https://devblogs.microsoft.com/microsoft365dev/sharepoint-site-creation-in-microsoft-graph/
5 months ago
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reposted by
Sébastien Levert
Andrew Connell
5 months ago
2 days until my TypeSpec webinar. Real-world patterns for building M365 Copilot declarative agents. Production-ready guidance, not marketing fluff. Nov 25, 12 PM ET. 🎟️ Register now
vtns.io/TuKMJn
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reposted by
Sébastien Levert
Matteo Pagani
5 months ago
And if you prefer reading than watching, here is a great written summary of all the Ignite announcements related to building agents for Microsoft 365 Copilot:
devblogs.microsoft.com/microsoft365...
#msignite
#microsoft365
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Ignite 2025: A Developer’s Guide to Building Agents for Microsoft 365 - Microsoft 365 Developer Blog
A developer’s guide to building agents for Microsoft 365. See what’s new at Ignite 2025—Declarative Agents, Custom Engine Agents, and Agent 365 for enterprise-grade security and management.
https://devblogs.microsoft.com/microsoft365dev/ignite-2025-a-developers-guide-to-building-agents-for-microsoft-365/
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Ignite 2025: A Developer’s Guide to Building Agents for Microsoft 365
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Ignite 2025: A Developer’s Guide to Building Agents for Microsoft 365 - Microsoft 365 Developer Blog
A developer’s guide to building agents for Microsoft 365. See what’s new at Ignite 2025—Declarative Agents, Custom Engine Agents, and Agent 365 for enterprise-grade security and management.
https://devblogs.microsoft.com/microsoft365dev/ignite-2025-a-developers-guide-to-building-agents-for-microsoft-365/
5 months ago
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reposted by
Sébastien Levert
Matteo Pagani
5 months ago
If you're building agents for Microsoft 365 Copilot, this Ignite session is absolutely worth your time. 🔥 TypeSpec 🤖 Multi-agent support for declarative agents 📎 New capabilities for custom engine agents in Copilot Chat (yes—file upload!) Check it out:
ignite.microsoft.com/en-US/sessio...
#MSIgnite
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Build Agents for Copilot with the Microsoft 365 Agents Toolkit
Build and bring your own agent into Microsoft 365 Copilot with the Microsoft 365 Agents Toolkit. Explore Declarative and Custom Engine Agents, use the Microsoft 365 Agents SDK, and extend with…
https://ignite.microsoft.com/en-US/sessions/BRK319
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reposted by
Sébastien Levert
Andrew Connell
5 months ago
Building M365 Copilot agents? TypeSpec is Microsoft's answer to AI platform instability. 21+ years of M365 dev experience → practical webinar Nov 25. 🎟️ Register now
vtns.io/TuKMJn
#Microsoft365
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Microsoft 365 Copilot APIs: What’s New and What’s Next
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Microsoft 365 Copilot APIs: What’s New and What’s Next - Microsoft 365 Developer Blog
Discover what’s new in Microsoft 365 Copilot APIs — Retrieval API is now GA, and Chat and Search APIs are in public preview. Learn how these APIs, as part of Work IQ, deliver secure, permission-aware...
https://devblogs.microsoft.com/microsoft365dev/microsoft-365-copilot-apis-whats-new-and-whats-next/
5 months ago
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reposted by
Sébastien Levert
Andrew Connell
5 months ago
IntelliSense for declarative agents. Type checking for manifests. Automatic OpenAPI generation. See how TypeSpec changes everything. Webinar Nov 25, 12 PM ET. 🎟️ Register now
vtns.io/TuKMJn
#Copilot
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Microsoft Agent 365 Interoperability for Smart, Secure Productivity
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Microsoft Agent 365 Interoperability for Smart, Secure Productivity - Microsoft 365 Developer Blog
Agent 365 Interoperability equips any agent with apps and data to simplify human-agent workflows.
https://devblogs.microsoft.com/microsoft365dev/microsoft-agent-365-interoperability-for-smart-secure-productivity/
5 months ago
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Ignite 2025 – What’s new for Office Add-ins
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Ignite 2025 - What's new for Office Add-ins - Microsoft 365 Developer Blog
Explore the latest features in Office Add-ins, including platform updates and enhancements for a better developer experience.
https://devblogs.microsoft.com/microsoft365dev/ignite-2025-whats-new-for-office-add-ins/
5 months ago
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From Innovation to Enterprise Trust with Microsoft Agent 365
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From Innovation to Enterprise Trust with Microsoft Agent 365 - Microsoft 365 Developer Blog
Discover how Microsoft Agent 365 bridges innovation and enterprise trust. Learn how to build secure, compliant, and scalable agents with flexible paths for any AI stack—Copilot Studio, Microsoft Foundry,...
https://devblogs.microsoft.com/microsoft365dev/from-innovation-to-enterprise-trust-with-microsoft-agent-365/
5 months ago
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Announcing the Microsoft Teams SDK (Formerly the Teams AI Library)
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Announcing the Microsoft Teams SDK (Formerly the Teams AI Library) - Microsoft 365 Developer Blog
Discover the new and improved Teams AI Library, designed to help developers create even more powerful agents for Microsoft Teams.
https://devblogs.microsoft.com/microsoft365dev/announcing-the-updated-teams-ai-library-and-mcp-support/
5 months ago
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And some Demo Time on stage!
add a skeleton here at some point
5 months ago
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reposted by
Sébastien Levert
Andrew Connell
5 months ago
TypeSpec = Bicep for API manifests. Write once, generate declarative agent manifests + OpenAPI specs automatically. Learn how in my Nov 25 webinar. 🎟️ Register now
vtns.io/TuKMJn
#TypeSpec
#DeveloperTools
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