LangBot - AI Chat Assistant

Introduction

LangBot is an open-source, multi-tenant AI chatbot platform designed for instant messaging, built to help businesses and developers deploy AI-powered solutions quickly and efficiently. It natively supports mainstream IM platforms including QQ, WeChat, Feishu (Lark), and DingTalk, using a unified backend architecture to bring intelligent conversation capabilities seamlessly into the everyday tools people already use. Whether you are building a smart customer service bot, an automation assistant, or an internal knowledge Q&A system, LangBot enables rapid deployment at minimal cost, truly delivering on the vision of "bringing AI to any scenario."

Key Features

• Multi-platform integration: Connect to QQ, WeChat, Feishu, DingTalk, and other IM platforms with one click, eliminating the need to build separate adapters for each channel.
• Multi-tenant management: Supports isolated workspaces, user roles, and permission controls, making it suitable for enterprise teams and SaaS service scenarios.
• Flexible AI engine integration: Works with major large language models such as OpenAI, ERNIE Bot, and Qwen, while also supporting private or self-hosted model deployments.
• Plugin and extension system: Offers a rich plugin ecosystem that supports custom commands, knowledge base retrieval, workflow triggers, and other advanced capabilities.
• Visual operations dashboard: Built-in analytics, log monitoring, and hot-reload features help reduce the complexity of day-to-day maintenance.

Highlights

• Open source and free: The core code is fully open source with an active community and continuous updates, with no hidden fees or paid tiers.
• Out-of-the-box experience: One-click Docker deployment scripts get you from installation to production in just a few minutes.
• High concurrency and stability: Built on an asynchronous architecture, a single instance can handle thousands of concurrent sessions without compromising reliability.
• Deep customization: From conversation templates to permission policies, nearly every module can be tailored or extended to fit your needs.
• Privacy and security: Supports fully private on-premises deployment, keeping all data within your corporate network to meet compliance and security requirements.

Who It's For

LangBot is built for developers and technical teams looking to quickly integrate AI capabilities into IM environments, leveraging its plugin system and APIs to prototype and ship fast. It is also ideal for enterprise IT departments that need to deploy internal Q&A bots, ticket handling assistants, or knowledge base tools for employees. SaaS providers seeking to offer AI chatbot services to their customers through a multi-tenant model will find LangBot a strong fit, as will AI enthusiasts and tinkerers who want to explore real-world AI application development through an open-source project.