Keycloak MCP Server for LangChainGive LangChain instant access to 34 tools to Create Auth Flow, Create Client, Create Group, and more
GDPR Free for SubscribersLangChain is the leading Python framework for composable LLM applications. Connect Keycloak through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.
Ask AI about this MCP Server for LangChain
The Keycloak MCP Server for LangChain is a standout in the Fort Knox category — giving your AI agent 34 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
Geminiimport asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
async with MultiServerMCPClient({
"keycloak": {
"transport": "streamable_http",
"url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
}
}) as client:
tools = client.get_tools()
agent = create_react_agent(
ChatOpenAI(model="gpt-4o"),
tools,
)
response = await agent.ainvoke({
"messages": [{
"role": "user",
"content": "Using Keycloak, show me what tools are available.",
}]
})
print(response["messages"][-1].content)
asyncio.run(main())
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Keycloak MCP Server
Connect your Keycloak instance to any AI agent to streamline your Identity and Access Management (IAM) workflows. This server provides comprehensive tools to audit, configure, and maintain your security infrastructure through natural language.
LangChain's ecosystem of 500+ components combines seamlessly with Keycloak through native MCP adapters. Connect 34 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.
What you can do
- Realm Administration — List, import, and export realms, or monitor admin events to audit changes across your infrastructure.
- User Management — Create, update, or delete users, reset passwords, and inspect user group memberships without leaving your chat interface.
- Client Configuration — Manage OIDC/SAML clients, retrieve client secrets, and regenerate credentials instantly.
- Groups & Roles — Organize your security hierarchy by managing groups and assigning roles at both realm and client levels.
- Session Control — Force global logouts across entire realms to mitigate security threats in real-time.
The Keycloak MCP Server exposes 34 tools through the Vinkius. Connect it to LangChain in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 34 Keycloak tools available for LangChain
When LangChain connects to Keycloak through Vinkius, your AI agent gets direct access to every tool listed below — spanning iam, authentication, authorization, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.
Create auth flow on Keycloak
Create an authentication flow
Create client on Keycloak
Create a new client
Create group on Keycloak
Create a top-level group
Create role on Keycloak
Create a realm-level role
Create user on Keycloak
Create a new user
Delete client on Keycloak
Delete a client
Delete group on Keycloak
Delete a group
Delete realm on Keycloak
Delete a realm
Delete user on Keycloak
Delete a user
Get client on Keycloak
Get client representation
Get client secret on Keycloak
Get client secret
Get group on Keycloak
Get group representation
Get realm on Keycloak
Get realm representation
Get role on Keycloak
Get a role by name
Get user on Keycloak
Get user representation
Import realm on Keycloak
Import a realm
List admin events on Keycloak
Get admin events for a realm
List auth flows on Keycloak
Get authentication flows
List client roles on Keycloak
Get client-level roles
List clients on Keycloak
Get all clients in the realm
List groups on Keycloak
Get group hierarchy
List realms on Keycloak
Get accessible realms
List required actions on Keycloak
Get required actions
List roles on Keycloak
Get realm-level roles
List user groups on Keycloak
Get user groups
List users on Keycloak
Get users in a realm
Logout all users on Keycloak
Remove all user sessions in a realm
Partial export realm on Keycloak
Partial export of a realm
Regenerate client secret on Keycloak
Regenerate client secret
Reset user password on Keycloak
Reset user password
Update client on Keycloak
Update a client
Update group on Keycloak
Update a group
Update realm on Keycloak
Update realm information
Update user on Keycloak
Update a user
Connect Keycloak to LangChain via MCP
Follow these steps to wire Keycloak into LangChain. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install dependencies
pip install langchain langchain-mcp-adapters langgraph langchain-openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
python agent.pyExplore tools
Why Use LangChain with the Keycloak MCP Server
LangChain provides unique advantages when paired with Keycloak through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine Keycloak MCP tools with 500+ LangChain components
Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step
LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging
Memory and conversation persistence let agents maintain context across Keycloak queries for multi-turn workflows
Keycloak + LangChain Use Cases
Practical scenarios where LangChain combined with the Keycloak MCP Server delivers measurable value.
RAG with live data: combine Keycloak tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query Keycloak, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain Keycloak tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every Keycloak tool call, measure latency, and optimize your agent's performance
Example Prompts for Keycloak in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with Keycloak immediately.
"List all realms available in our Keycloak instance."
"Get the details for user ID '550e8400-e29b' in the 'production-apps' realm."
"Create a new group called 'Engineering-Leads' in the 'master' realm."
Troubleshooting Keycloak MCP Server with LangChain
Common issues when connecting Keycloak to LangChain through Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersKeycloak + LangChain FAQ
Common questions about integrating Keycloak MCP Server with LangChain.
How does LangChain connect to MCP servers?
langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.Which LangChain agent types work with MCP?
Can I trace MCP tool calls in LangSmith?
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