How do I connect Langflow MCP Server to Claude?

Run `claude mcp add langflow-mcp -- npx -y langflow-mcp-server` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.

Is Langflow MCP Server free?

The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.

What can Langflow MCP Server do?

Langflow MCP Server documents 16 tools to the agent, including a2a, agentic, auth. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Langflow MCP

Unclaimed

by nobrainer-tech

MCP server for Langflow — gives AI assistants full access to Langflow workflow automation (93 tools, consolidated mode)

Set up this server

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01 / Choose your client

02 / Before you connect

Authentication is not specified. Check the project instructions before connecting.

Install the runtime required by the project and make it available to your client.

Project instructionsEnvironment variable names (optional)

Use names from the project instructions, separated by commas. Enter names only, never secret values.

03 / Add the configuration

Source: generated from public install instructions

claude mcp add --transport stdio 'langflow-mcp' -- 'npx' '-y' 'langflow-mcp-server'

Run in your terminal after replacing any placeholders.

04 / Check it in your client

Open your client’s MCP settings and confirm the server connects and lists its tools. A copied configuration does not confirm a working connection.

ailangchanlangflowlangflow-mcplangflow-mcp-servermcpserver

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Security profile

Claimed and verified servers get a weekly static scan that shows what the code can reach: external services, environment variables, shell commands, agent configuration folders, plus any dependencies with known advisories. Claim this listing to get one. How the security profile works

16 of 16 tools

Documented tools (16)

From project documentation. A server handshake does not verify each tool’s description or behavior.

a2a

A2A (Agent-to-Agent) protocol (listagents, agentcard, jsonrpc)

agentic

Agentic assistant + sandbox (assist, assiststream, assistrun, checkconfig, execute, getfile, resetsession)

auth

Authentication (login, autologin, logout, refresh, api keys, savestorekey)

authz

RBAC authorization (roles, role assignments, teams, shares, audit, my permissions)

build

Build operations (start, status, cancel, public build lifecycle, vertices)

extension

Langflow extensions (reload, events)

flow_execution

Run flows (run, runadvanced, runsession, webhook, process, predict)

governance

Langflow 1.12.x provider, catalog, and policy-bundle administration

mcp_project

MCP project config/install (get/update config, getinstalled, install, composerurl)

memory

Memory bases (create, list, get, listsessions, listmessages, update, delete, flush, mismatch, regenerate) — experimental Langflow API

monitor

Monitoring (builds, messages, sessions, transactions, jobqueue)

registration

User registration (get, register)

response

OpenAI-compatible responses (create)

system

System info (health, version, logs, pictures, voices, session, webhookevents, healthcheck, healthz)

validation

Code/prompt validation (code, prompt)

workflow

Run and manage v2 workflows (run with request-level globals, getresult, stop, plus HITL/public execution)

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Langflow MCP Server

How do I connect Langflow MCP Server to Claude?: Run `claude mcp add langflow-mcp -- npx -y langflow-mcp-server` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.
Is Langflow MCP Server free?: The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
What can Langflow MCP Server do?: Langflow MCP Server documents 16 tools to the agent, including a2a, agentic, auth. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.