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Agent Connector Access Policy

Verified with Windows 11 25H2 — updated on September 15, 2026 Supported on: At least Windows Server 2016, Windows 10

Windows 11 25H2

KB5124008

Shipped in a Windows update: not in the official ADMX package (Administrative Templates (.admx) for Windows 11 Oct 2025 Update), present no later than KB5124008 (build 26200.9445).

Path in the GPO console

Computer Configuration\Administrative Templates\Windows Components\Windows AI

Registry

HKLM Software\Policies\Microsoft\Windows\WindowsAI

Options

Configure allowed MCP Host/Server connections:
AgentConnectorAccessPolicy text

Description

This policy setting allows you to define a list of allowed connections between MCP hosts and MCP servers. The format of this list will be a JSON string that adheres to the schema at https://go.microsoft.com/fwlink/?LinkId=2363700. If this policy is not configured, the MCP host may connect to any MCP server with user consent.

Export Builder

BETA

Configure the state, scope and options, then generate .reg, PowerShell, Intune and SCCM outputs — or add the setting to a multi-setting collection.

These exports write the registry — this is not a managed GPO. ⓘ

.reg file

Windows Registry Editor Version 5.00

; Exported from gporais.com
; Policy: Agent Connector Access Policy
; State: Enabled
; Supported on: At least Windows Server 2016, Windows 10

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsAI]
"AgentConnectorAccessPolicy"=""
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Agent Connector Access Policy
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10

$path = 'HKLM:\Software\Policies\Microsoft\Windows\WindowsAI'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'AgentConnectorAccessPolicy' -Value '' -Type String

Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.

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Embed this policy on your site

What to embed
Theme

Adds one script line: the theme follows your site’s appearance and the height fits the content. If your site blocks scripts, the embed follows the visitor’s system theme.

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