Use FusionAuth with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Manage enterprise identity, users, and applications via FusionAuth. create users, list applications, and handle authentication flows directly from any AI agent
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 50 capabilities
The complete FusionAuth capability set.
These are the exact actions your AI can choose when you ask it to work with FusionAuth.
01-04
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 01
Get system configuration
Retrieve System Configuration
- 02
Create group
Create a new Group
- 03
Create lambda
Create a new Lambda
- 04
Create tenant
Create a new Tenant
05-08
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 05
Create webhook
Create a new Webhook
- 06
Delete API key
Delete an API Key
- 07
Delete group
Delete a Group
- 08
Delete user
Delete a User
09-12
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 09
Delete webhook
Delete a Webhook
- 10
Disable mfa
Disable MFA for a User
- 11
Generate mfa secret
Generate an MFA Secret
- 12
Get API key
Retrieve an API Key
13-16
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 13
Get lambda
Retrieve a Lambda
- 14
Get system health
Retrieve System Health
- 15
Get system status
Retrieve System Status
- 16
Get system version
Retrieve System Version
17-20
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 17
Get tenant
Retrieve a Tenant
- 18
Get webhook
Retrieve a Webhook
- 19
List application roles
Retrieve all Roles for an Application
- 20
List applications
Retrieve all Applications
21-24
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 21
List identity providers
Retrieve all Identity Providers
- 22
Issue jwt
Issue a new JWT
- 23
Login
Authenticate a User
- 24
Register user
Register a User for an Application
25-28
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 25
Revoke refresh tokens
Revoke Refresh Tokens
- 26
Update API key
Update an API Key
- 27
Update lambda
Update a Lambda
- 28
Update system configuration
Update System Configuration
29-32
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 29
Refresh jwt
Refresh a JWT
- 30
Update tenant
Update a Tenant
- 31
Create API key
Create a new API Key
- 32
Create application
Optionally provide a specific applicationId. Create a new Application
33-36
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 33
Create user
Optionally provide a specific userId. Pass the user object in the JSON body. Create a new User in FusionAuth
- 34
Delete lambda
Delete a Lambda
- 35
Delete tenant
Delete a Tenant
- 36
Enable mfa
Enable MFA for a User
37-40
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 37
Get application
Retrieve a specific Application
- 38
Get group
Retrieve a Group
- 39
Get identity provider
Retrieve an Identity Provider
- 40
Get user
Provide exactly one parameter. Retrieve a User from FusionAuth
41-44
4 capabilities in this set.
Part of 50 available through FusionAuth.
- 41
Idp login
Complete External Identity Provider Login
- 42
Mfa login
Complete Multi-Factor Authentication Login
- 43
Patch user
Partially update an existing User
- 44
Remove group member
Remove a User from a Group
45-47
3 capabilities in this set.
Part of 50 available through FusionAuth.
- 45
Start mfa
Start an MFA flow
- 46
Update group
Update a Group
- 47
Update user
Update an existing User
48-50
3 capabilities in this set.
Part of 50 available through FusionAuth.
- 48
Update webhook
Update a Webhook
- 49
Add group member
Add a User to a Group
- 50
Create application role
Create a new Application Role
Observed, not estimated
1156ms average. Fast in production.
FusionAuth is checked daily against the live service.
- Fastest day
- 982ms
- Slowest day
- 1400ms
- 14-day trend
- Slowing+11%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 50 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of FusionAuth, so you can see the experience inside your AI.
It does not authenticate your account with FusionAuth. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
FusionAuth Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_n88RpsQgLrswuGIDJKcgeD4WMgPcnJ4URNIxyEQH/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — FusionAuth capabilities are ready to use.
{
"mcpServers": {
"fusionauth-enterprise-identity-auth-mcp": {
"url": "https://edge.vinkius.com/vk_preview_n88RpsQgLrswuGIDJKcgeD4WMgPcnJ4URNIxyEQH/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions FusionAuth owners ask.
- 01
Can I search for a user using their username instead of an ID?
Yes! The get_user capability allows you to search by username, email, or loginId in addition to the userId UUID.
- 02
How do I list all the roles defined for a specific application?
Use the list_application_roles capability and provide the applicationId. It will return all roles like 'admin', 'user', or custom roles configured for that environment.
- 03
Is it possible to update only a few fields of a user without sending the whole object?
Yes, use the patch_user capability. It allows you to send a partial JSON body containing only the specific fields you wish to modify.
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