Langflow
Visual drag-and-drop builder for AI agents and workflows that you can run locally, deploy as an API or expose as an MCP server.
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About Langflow
Langflow is listed in our no-code builders category and is aimed at builders. Visual drag-and-drop builder for AI agents and workflows that you can run locally, deploy as an API or expose as an MCP server. Pricing, as the maker states it: Open source + cloud. Maturity: Mature. We last checked the official link on 2026-10-16.
What is Langflow?
Langflow is a platform for building and deploying AI agents and workflows, with a visual authoring experience plus built-in API and MCP servers.
You can run flows locally, deploy them as an API or expose them as MCP servers.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: github.com/langflow-ai/langflow.
Who is Langflow for?
Developers prototyping and shipping agent workflows.
Langflow at a glance
- Open source: Yes (MIT License)
- GitHub: langflow-ai/langflow · 155,881 stars (as of Oct 21, 2026)
Key features
- Visual drag-and-drop builder
- Deploy as API
- Expose as MCP server
Langflow FAQ
What is Langflow?
Langflow is a platform for building and deploying AI agents and workflows, with a visual authoring experience plus built-in API and MCP servers.
Who is Langflow for?
Developers prototyping and shipping agent workflows.
Is Langflow free?
Langflow's pricing, as the maker states it: Open source + cloud. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Langflow open source?
Yes. Langflow is released under the MIT License, according to its GitHub repository.
What are alternatives to Langflow?
Similar tools include Dify, BuildShip, Giselle, StackAI, Microsoft Copilot Studio and Flowise.
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Giselle
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StackAI
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Microsoft Copilot Studio
Microsoft's low-code platform for building, testing and publishing AI agents that connect to business data, Microsoft 365, Power Platform connectors and MCP servers, then deploy to Teams, websites and other channels.
Flowise
Discontinued: the open-source drag-and-drop builder for agents and LLM flows was wound down by its team, reaching end of life on Aug 31, 2026; the repo is archived but the Apache-2.0 code remains available to fork.
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🧭 Task guides: No-code app builders for workflow automation · AI workflow automation tools
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