LangBot 是一个开源的 AI 聊天机器人与智能体平台，支持多种即时通讯平台、大语言模型、知识库和插件，帮助你构建、部署和管理 AI 助手。
LangBot is an open-source AI chatbot and agent platform that connects messaging platforms, large language models, knowledge bases, and plugins to help you build, deploy, and manage AI assistants.
Patch release for dedicated (自建独立环境) deployments.
- #2755 修复独立环境 Space OAuth 登录 404（provider 行缺失导致回调 500/404 中断），以及「添加第一个模型」500
- #2757 插件安装拒绝 SDK 无法安全解压的压缩包条目名
In-place verified on a dedicated-space Core (edition=cloud, OSS runtime) at 4.11.1 + these patches: login on a fresh database returns a token, plugin install from archive works, and an agent pipeline executes in the nsjail sandbox.