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Langflow is an open-source visual framework for building AI agents and LLM-powered applications without extensive coding. Using a drag-and-drop interface, developers can create Retrieval-Augmented Generation (RAG) pipelines, multi-agent systems, chatbots, and AI workflows

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Free Usage PolicyFreemium
Paid Upgrade Option? Yes
Tool Release Year2023
Founded byRodrigo Nader
Employees51-200
LocationAustin, Texas, USA (Developed by the Langflow team under DataStax, now part of IBM.)
Social media presence
Popularity Index9.6
Main FeaturesAI Agent Builder Visual Drag-and-Drop Workflow Builder Multi-Agent Orchestration RAG (Retrieval-Augmented Generation) AI Chatbot Builder Prompt Engineering AI Flow Templates Multi-LLM Support (OpenAI, Anthropic, Gemini, Ollama, Groq, Mistral, etc.) Vector Database Integrations API & SDK Support REST API Deployment Embedded Chat Widgets Self-Hosting LangSmith & LangChain Integration Observability & Debugging Tools
Best Used ForAI agent development, RAG applications, LLM workflows, chatbot creation, prompt engineering, enterprise AI, and visual AI orchestration.
ReasoningLangflow is one of the most widely adopted open-source visual frameworks for building AI agents and LLM applications. It powers thousands of developers worldwide and provides a production-ready environment for designing, testing, and deploying AI workflows while supporting virtually any LLM or API.

Freemium

An open-source, low-code AI development platform that enables developers to visually build, test, and deploy AI agents, Retrieval-Augmented Generation (RAG) pipelines, and LLM-powered applications using a drag-and-drop interface.
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