Slab MCP Server for LangChain 12 tools — connect in under 2 minutes
LangChain is the leading Python framework for composable LLM applications. Connect Slab 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
Vinkius supports streamable HTTP and SSE.
import 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({
"slab": {
"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 Slab, 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 Slab MCP Server
Connect your Slab workspace to any AI agent and empower your team to search, read, and write documentation seamlessly. Interact with your organization's entire knowledge base through natural language without ever switching tabs.
LangChain's ecosystem of 500+ components combines seamlessly with Slab through native MCP adapters. Connect 12 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
- Deep Search & Retrieval — Execute full-text searches across all Slab posts to fetch answers, guidelines, and protocols instantly
- Documentation Authoring — Create new articles, meeting notes, or project specs in Markdown, and update existing posts on the fly
- Information Architecture — Browse all your topics (folders) to understand how the company wiki is structured and fetch categorized articles
- Activity Feeds — Pull the most recently updated posts to stay on top of new company policies and documentation changes
- Team Discovery — Retrieve organization metadata and list all registered team members
The Slab MCP Server exposes 12 tools through the Vinkius. Connect it to LangChain in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect Slab to LangChain via MCP
Follow these steps to integrate the Slab MCP Server with LangChain.
Install dependencies
Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save the code and run python agent.py
Explore tools
The agent discovers 12 tools from Slab via MCP
Why Use LangChain with the Slab MCP Server
LangChain provides unique advantages when paired with Slab through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine Slab 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 Slab queries for multi-turn workflows
Slab + LangChain Use Cases
Practical scenarios where LangChain combined with the Slab MCP Server delivers measurable value.
RAG with live data: combine Slab tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query Slab, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain Slab tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every Slab tool call, measure latency, and optimize your agent's performance
Slab MCP Tools for LangChain (12)
These 12 tools become available when you connect Slab to LangChain via MCP:
archive_post
This action is irreversible via API. Archive an existing Slab post
create_post
Provide content in Markdown. Create a new wiki post in Slab
create_topic
Create a new topic in Slab to organize posts
get_organization
Retrieve the Slab organization profile
get_post_details
Retrieve the full content and metadata of a specific Slab post
get_topic_details
Retrieve details and list of posts for a specific Slab topic
list_posts
Returns post IDs and titles. List all wiki posts/articles in the Slab workspace
list_recent_posts
List the most recently updated posts
list_topics
List all topics organizing posts in the Slab workspace
list_users
List all members of the Slab organization
search_posts
Full-text search across all Slab posts
update_post
Update an existing Slab post title or content
Example Prompts for Slab in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with Slab immediately.
"Search the Slab wiki for 'VPN Setup Instructions'."
"Create a new topic named 'Q3 Planning' and list the ID so I can save posts to it."
"List the most recent 5 posts updated in the company wiki."
Troubleshooting Slab MCP Server with LangChain
Common issues when connecting Slab to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersSlab + LangChain FAQ
Common questions about integrating Slab 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?
Connect Slab with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Slab to LangChain
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.
