Is Langflow — Visual AI Agent Builder with API free to use?

Yes. Langflow — Visual AI Agent Builder with API is freely available on TokRepo. Check the Source & Thanks section on the asset page for the specific open-source license.

How do I install Langflow — Visual AI Agent Builder with API?

Visit the asset page on TokRepo and click "Copy for agent" to get the installation instructions. Most assets can be installed with a single command.

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WorkflowsApr 1, 2026·2 min de lecture

Langflow — Visual AI Agent Builder with API

Name: Langflow — Visual AI Agent Builder with API
Author: Agent Toolkit

Langflow is a visual platform for building and deploying AI agents as APIs or MCP servers. 146K+ GitHub stars. Multi-agent orchestration, playground, observability. MIT.

Agent Toolkit · Community

Introduction

Langflow is a platform for building and deploying AI-powered agents and workflows with a visual builder interface and full API support. With 146,000+ GitHub stars and MIT license, it provides a drag-and-drop visual builder with Python source code access, an interactive playground with step-by-step agent control, multi-agent orchestration, deployment as REST API, JSON export, or MCP server, and observability integrations with LangSmith and Langfuse. Enterprise-ready with security and scalability built in.

Best for: Teams building AI agents who want visual design with code-level control and API deployment Works with: Claude Code, OpenAI Codex, Cursor, Gemini CLI, Windsurf Deploy: API, JSON export, MCP server

Key Features

Visual builder: Drag-and-drop with Python source code access
Interactive playground: Step-by-step agent execution control
Multi-agent orchestration: Coordinate multiple AI agents
Deploy as API: REST API, JSON export, or MCP server
Observability: LangSmith, Langfuse integrations
Enterprise-ready: Security, scalability, team collaboration

FAQ

Q: What is Langflow? A: Langflow is a visual AI agent builder with 146K+ stars. Build with drag-and-drop, deploy as API or MCP server. Multi-agent, playground, observability. MIT.

Q: How do I install Langflow? A: uv pip install langflow -U && uv run langflow run. Opens at localhost:7860.

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Source et remerciements

Created by Langflow AI. Licensed under MIT. langflow-ai/langflow — 146,000+ GitHub stars

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