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Recorded 4 Nov 2026 at 10:01 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Microsoft Copilot (Microsoft 365): Copilot extensibility – Developers can build custom engine agents with the Microsoft 365 Agents SDK

Developers can use the Microsoft 365 Agents SDK to create custom engine agents. These agents, built on their own AI stack, can be deployed to various platforms, including Microsoft 365 Copilot, Microsoft Teams, and other non-Microsoft channels.

What it said

Roadmap ID
474445
Status
In development
General availability target
Not stated
Preview target
Not stated
Products
Microsoft Copilot (Microsoft 365), Developer
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Added to the roadmap
10 Jan 2025 23:15 UTC
Last changed
10 Jan 2025 23:15 UTC

Source evidence when recorded

merill-message-center-archive
Complete at observationRead 4 Nov 2026 at 09:18 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (48)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 4 Nov 2026 · 10:01:18 UTC PlatformsDeveloper →
  2. 4 Nov 2026 · 10:01:18 UTC ProductsMicrosoft Copilot (Microsoft 365) → Microsoft Copilot (Microsoft 365), Developer
  3. 4 Nov 2026 · 10:01:18 UTC General availability targetMay CY2025 → Not stated
  4. 4 Nov 2026 · 10:01:18 UTC Source coverage: microsoft-365-roadmapIncomplete → Not collected
  5. 4 Nov 2026 · 10:01:18 UTC Source coverage: merill-message-center-archiveCurrent
  6. 4 Nov 2026 · 10:01:18 UTC Link: Microsoft 365 Copilot/roadmap?topic=Microsoft%20365%20Copilot&period=all#items → No longer listed in this observation
  7. 4 Nov 2026 · 10:01:18 UTC Link: Microsoft roadmap entryhttps://www.microsoft.com/en-us/microsoft-365/roadmap?id=474445 → No longer listed in this observation
  8. 4 Nov 2026 · 10:01:18 UTC Link: Microsoft Copilot (Microsoft 365)/roadmap?topic=Microsoft%20Copilot%20%28Microsoft%20365%29&period=all#items
  9. 4 Nov 2026 · 07:16:39 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  10. 3 Nov 2026 · 10:16:39 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  11. 3 Nov 2026 · 09:13:39 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  12. 28 Oct 2026 · 08:37:56 UTC Link: Microsoft roadmap entryhttps://www.microsoft.com/microsoft-365/roadmap?id=474445 → https://www.microsoft.com/en-us/microsoft-365/roadmap?id=474445
  13. 26 Oct 2026 · 18:49:55 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  14. 26 Oct 2026 · 17:48:57 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  15. 26 Oct 2026 · 11:39:27 UTC Platforms → Developer
  16. 26 Oct 2026 · 11:39:27 UTC ProductsMicrosoft Copilot (Microsoft 365), Developer → Microsoft Copilot (Microsoft 365)
  17. 26 Oct 2026 · 11:39:27 UTC General availability targetNot stated → May CY2025
  18. 26 Oct 2026 · 11:39:27 UTC Source coverage: merill-message-center-archiveCurrent → Not collected
  19. 26 Oct 2026 · 11:39:27 UTC Source coverage: microsoft-365-roadmapCurrent
  20. 26 Oct 2026 · 11:39:27 UTC Link: Microsoft Copilot (Microsoft 365)/roadmap?topic=Microsoft%20Copilot%20%28Microsoft%20365%29&period=all#items → No longer listed in this observation
  21. 26 Oct 2026 · 11:39:27 UTC Link: Microsoft 365 Copilot/roadmap?topic=Microsoft%20365%20Copilot&period=all#items
  22. 26 Oct 2026 · 11:39:27 UTC Link: Microsoft roadmap entryhttps://www.microsoft.com/microsoft-365/roadmap?id=474445
  23. 26 Oct 2026 · 06:24:14 UTC PlatformsDeveloper →
  24. 26 Oct 2026 · 06:24:14 UTC ProductsMicrosoft Copilot (Microsoft 365) → Microsoft Copilot (Microsoft 365), Developer
  25. 26 Oct 2026 · 06:24:14 UTC General availability targetMay CY2025 → Not stated
  26. 26 Oct 2026 · 06:24:14 UTC Source coverage: microsoft-365-roadmapCurrent → Not collected
  27. 26 Oct 2026 · 06:24:14 UTC Source coverage: merill-message-center-archiveCurrent
  28. 26 Oct 2026 · 06:24:14 UTC Link: Microsoft 365 Copilot/roadmap?topic=Microsoft%20365%20Copilot&period=all#items → No longer listed in this observation
  29. 26 Oct 2026 · 06:24:14 UTC Link: Microsoft roadmap entryhttps://www.microsoft.com/microsoft-365/roadmap?id=474445 → No longer listed in this observation
  30. 26 Oct 2026 · 06:24:14 UTC Link: Microsoft Copilot (Microsoft 365)/roadmap?topic=Microsoft%20Copilot%20%28Microsoft%20365%29&period=all#items
  31. 26 Oct 2026 · 06:24:14 UTC Link: Microsoft 365 Message Center Archive by Merill Fernandohttps://mc.merill.net/message/RM474445
  32. 25 Oct 2026 · 20:06:13 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  33. 25 Oct 2026 · 18:13:50 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  34. 24 Oct 2026 · 11:31:34 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  35. 24 Oct 2026 · 09:51:08 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  36. 23 Oct 2026 · 09:33:49 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  37. 23 Oct 2026 · 08:31:50 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  38. 22 Oct 2026 · 18:42:24 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  39. 22 Oct 2026 · 17:41:25 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  40. 21 Oct 2026 · 20:45:25 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  41. 21 Oct 2026 · 19:44:24 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  42. 18 Oct 2026 · 14:54:30 UTC Link: Microsoft 365 Copilot/roadmap?topic=Microsoft%20365%20Copilot&period=all#items
  43. 15 Oct 2026 · 14:22:54 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  44. 15 Oct 2026 · 13:21:54 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  45. 15 Oct 2026 · 12:20:54 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  46. 15 Oct 2026 · 11:19:54 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
  47. 14 Oct 2026 · 11:54:40 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  48. 14 Oct 2026 · 11:22:42 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 12:12 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current