Product
Langflow
Langflow is an open-source AI app, launched in 2023, made for developers and people who don't write code.
A visual builder for AI workflows and agents that you can deploy as APIs or MCP servers.
Main jobs: Build AI agents. It is open source and free to use. You can use it in the browser, as a desktop app, on your own server, through an API and offline on your own machine.
Markdown version of https://godooo.ai/en/product/langflow. Every page on this site has one: add .md to its address.
At a glance
- Type
- Product
- Launched
- 2023
- Galaxy
- Agents & Automation
- Pricing
- Open source, free
- Open source
- Yes · MIT
- Source code
- github.com/langflow-ai/langflow
- GitHub stars
- 155,200
- How you run it
- Web · Desktop · Self-host · API · Runs offline
- Made for
- Developers · No-code users
- Protocols
- Model Context Protocol
- Website
- langflow.org
What it can do
Build AI agentsmain jobunconfirmed
“Langflow is a low-code AI builder for agentic and retrieval-augmented generation (RAG) apps.”— langflow.org, 2026-09-24
Build MCP serverssupportedunconfirmed
“Deploy as an MCP server and turn your flows into tools for MCP clients.”— github.com, 2026-09-24
Deploy and hostsupportedunconfirmed
“Deploy as an API or export as JSON for Python apps.”— github.com, 2026-09-24
Knowledge base (RAG)supportedunconfirmed
“retrieval-augmented generation (RAG) apps”— langflow.org, 2026-09-24
Multi-agent orchestrationsupportedunconfirmed
“Multi-agent orchestration with conversation management and retrieval.”— github.com, 2026-09-24
Workflow automationsupportedunconfirmed
“Visual state flows, reusable components, and rapid iteration for you.”— langflow.org, 2026-09-24
unconfirmedproposed by a machine, awaiting calibration
Alternatives
- DifyOpen source, freeAlso does: Build AI agents, Knowledge base (RAG), Workflow automation
- FlowiseOpen source, freeAlso does: Build AI agents, Multi-agent orchestration, Knowledge base (RAG)
- Agent Development KitOpen source, freeAlso does: Build AI agents, Multi-agent orchestration, Deploy and host
- AgnoOpen source, freeAlso does: Build AI agents, Multi-agent orchestration, Knowledge base (RAG)
- BotpressOpen source, freeAlso does: Build AI agents, Knowledge base (RAG), Workflow automation
- CrewAIOpen source, freeAlso does: Build AI agents, Multi-agent orchestration, Workflow automation
- FastGPTOpen source, freeAlso does: Build AI agents, Knowledge base (RAG), Workflow automation
- HaystackOpen source, freeAlso does: Build AI agents, Knowledge base (RAG), Multi-agent orchestration
- MastraOpen source, freeAlso does: Build AI agents, Build MCP servers, Multi-agent orchestration
- Microsoft Agent FrameworkOpen source, freeAlso does: Build AI agents, Multi-agent orchestration, Workflow automation
- AutoGenOpen source, freeAlso does: Build AI agents, Multi-agent orchestration
- Coze 扣子Free plan + paid upgradesAlso does: Build AI agents, Workflow automation
Questions
What is Langflow?
Langflow is an open-source AI app, launched in 2023, made for developers and people who don't write code. A visual builder for AI workflows and agents that you can deploy as APIs or MCP servers.
Is Langflow free?
Yes. Langflow is open source (MIT) and free to use.
Is Langflow open source?
Yes, under the MIT license. The source code is at https://github.com/langflow-ai/langflow.
Can Langflow run locally?
Yes. Langflow can run offline on your own machine. It can also be self-hosted on your own server.
What can Langflow do?
Main jobs: Build AI agents. It can also do: Build MCP servers, Deploy and host, Knowledge base (RAG), Multi-agent orchestration, Workflow automation.
What are open-source alternatives to Langflow?
Open-source ones: Dify, Flowise, Agent Development Kit, Agno, Botpress, CrewAI, FastGPT and Haystack. Others: Coze 扣子.
Sources
- www.langflow.org/checked 2026-09-24
- github.com/langflow-ai/langflowchecked 2026-09-24