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FlowUs MCP Server for LangChain 10 tools — connect in under 2 minutes

Built by Vinkius GDPR 10 Tools Framework

LangChain is the leading Python framework for composable LLM applications. Connect FlowUs through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.

Vinkius supports streamable HTTP and SSE.

python
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({
        "flowus": {
            "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 FlowUs, show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())
FlowUs
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* 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 FlowUs MCP Server

Empower your AI agent to orchestrate your knowledge base with FlowUs, the versatile collaboration platform for modern individuals and teams. By connecting FlowUs to your agent, you transform complex page organization and database management into a natural conversation. Your agent can instantly list your pages, retrieve block-level content, manage multi-dimensional databases, and even create new entries without you needing to navigate the complex web interface. Whether you are managing personal notes, project documentation, or shared team databases, your agent acts as a real-time knowledge assistant, keeping your workspace organized and your information accessible.

LangChain's ecosystem of 500+ components combines seamlessly with FlowUs through native MCP adapters. Connect 10 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

  • Page Orchestration — List all accessible pages and retrieve detailed metadata about your workspace structure.
  • Block Management — Browse content blocks within pages to access text and media information instantly.
  • Database Control — Manage multi-dimensional tables (databases) with full support for querying and creating new rows.
  • Workspace Organization — Create and update pages to maintain a clean and structured knowledge base.
  • Team Coordination — Access workspace user lists to manage participation and collaboration effectively.

The FlowUs MCP Server exposes 10 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 FlowUs to LangChain via MCP

Follow these steps to integrate the FlowUs MCP Server with LangChain.

01

Install dependencies

Run pip install langchain langchain-mcp-adapters langgraph langchain-openai

02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

03

Run the agent

Save the code and run python agent.py

04

Explore tools

The agent discovers 10 tools from FlowUs via MCP

Why Use LangChain with the FlowUs MCP Server

LangChain provides unique advantages when paired with FlowUs through the Model Context Protocol.

01

The largest ecosystem of integrations, chains, and agents. combine FlowUs MCP tools with 500+ LangChain components

02

Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step

03

LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging

04

Memory and conversation persistence let agents maintain context across FlowUs queries for multi-turn workflows

FlowUs + LangChain Use Cases

Practical scenarios where LangChain combined with the FlowUs MCP Server delivers measurable value.

01

RAG with live data: combine FlowUs tool results with vector store retrievals for answers grounded in both real-time and historical data

02

Autonomous research agents: LangChain agents query FlowUs, synthesize findings, and generate comprehensive research reports

03

Multi-tool orchestration: chain FlowUs tools with web scrapers, databases, and calculators in a single agent run

04

Production monitoring: use LangSmith to trace every FlowUs tool call, measure latency, and optimize your agent's performance

FlowUs MCP Tools for LangChain (10)

These 10 tools become available when you connect FlowUs to LangChain via MCP:

01

create_database_row

Add row to database

02

create_page

Create a new FlowUs page

03

get_database

Get database schema

04

get_page

Get page details

05

list_blocks

) within a specific page. List page blocks

06

list_databases

List all FlowUs databases

07

list_pages

List all FlowUs pages

08

list_users

List workspace users

09

query_database

Query database rows

10

update_page

Update an existing page

Example Prompts for FlowUs in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with FlowUs immediately.

01

"List all pages in my FlowUs workspace."

02

"Query the 'Product Backlog' database for items with 'High' priority."

03

"Add a new row to the 'User Feedback' database with Name='Renato' and Feedback='Love the AI integration!'."

Troubleshooting FlowUs MCP Server with LangChain

Common issues when connecting FlowUs to LangChain through the Vinkius, and how to resolve them.

01

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

FlowUs + LangChain FAQ

Common questions about integrating FlowUs MCP Server with LangChain.

01

How does LangChain connect to MCP servers?

Use langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.
02

Which LangChain agent types work with MCP?

All agent types including ReAct, OpenAI Functions, and custom agents work with MCP tools. The tools appear as standard LangChain tools after the adapter wraps them.
03

Can I trace MCP tool calls in LangSmith?

Yes. All MCP tool invocations appear as traced steps in LangSmith, showing input parameters, response payloads, latency, and token usage.

Connect FlowUs to LangChain

Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.