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.
LangBot v4.11.5
This patch release opens the Workspace and execution APIs to plugins and Agents, adds speech models and cross-platform interactive cards, reworks how Runners receive media, and fixes a range of platform and runtime issues.
Highlights
- Workspace API / 工作区 API：插件与 Agent 可通过统一 API 调用工作区与执行能力，包括市场搜索与安装、读取工作区语言。Plugins and Agents can call Workspace and execution APIs, including Marketplace search/install and the Workspace language.
- Speech / 语音：新增 TTS 与 STT 模型层和流水线阶段，并同步 LangBot Space 的 TTS/ASR 模型。Adds TTS/STT models and pipeline stages, with Space TTS/ASR model sync.
- Interactive cards / 交互卡片：QQ、企业微信、飞书、钉钉支持跨平台交互卡片。Cross-platform interactive cards for QQ, WeCom, Feishu and DingTalk.
- Runner media / Runner 媒体输入：Runner 输入的媒体统一为一个有序列表，附件按 ref 按需读取；官方 Runner（Dify、Coze、Tbox、ACP 等）已适配。Runner input media is one ordered list and attachments are read by ref; official Runners are updated.
- Monitoring / 监控：记录插件处理的消息、被流水线规则丢弃的阶段，以及插件在流水线外发起的 LLM 调用。Monitoring shows plugin-handled messages, the rule stage that dropped a message, and plugin LLM calls outside a pipeline.
- Platforms & models / 平台与模型：新增原生事件驱动的 LINE 适配器（旧版标记为 legacy）、Slack 线程、公众号自动模式主动发送、QQ 官方表情解析；新增 NVIDIA NIM 与 MiniMax 发现/推理回放。Native event-based LINE adapter, Slack threads, Official Account proactive sends, QQ Official faces; NVIDIA NIM and MiniMax discovery/reasoning replay.
- Plugins / 插件：支持批量升级各工作区的市场插件；新增 MulticaAgent、HandoffBridge、LeadCapture 官方插件。Operator sweep to upgrade Marketplace plugins across Workspaces; new official MulticaAgent, HandoffBridge and LeadCapture plugins.
- Fixes / 修复：不再路由到已删除的流水线与 Agent；非流式平台逐条发送 Runner 消息；HTTP Bot
/sync每条回复只返回一次；企业微信心跳失败自动重连；Box 运行时归属跨重启保留；执行租约随在途任务数伸缩；Windows 上由 Core 启动的插件/Box 运行时改用 stdio。Stop routing to deleted Pipelines/Agents, per-message delivery on non-streaming platforms, single replies from HTTP Bot/sync, WeCom heartbeat reconnect, persisted Box runtime ownership, proportional execution leases, and stdio runtimes on Windows. - SDK：
langbot-plugin由 0.7.19 固定到 0.7.23。langbot-pluginis pinned from 0.7.19 to 0.7.23.
Release verification
- Unit tests (Python 3.11/3.12/3.13), fast integration, PostgreSQL contract, Box integration, E2E startup, Core smoke, regression tools, compiled CLI HTTP contract, official plugin identity contract, Ruff and frontend lint passed on the release commit.
langbot-plugin==0.7.23is published on PyPI and pinned inpyproject.tomlanduv.lockfrom the registry, with no VCS dependency.- Official plugins changed since their last listing were republished to LangBot Space from this source: LocalAgent 0.2.9, ACPAgentRunner 0.1.21, CozeAgent 0.2.4, DeerFlowAgent 0.2.3, DifyAgent 0.2.7, N8nAgent 0.2.4 and TboxAgent 0.2.4.
Contributors
@RockChinQ, @huanghuoguoguo, @Nikarhub, @TyperBody, @jry21223, @leonoxo, @fdc310, @ShaoLOWu, @wangcham, @pratikgx, @ShryukGrandhi, @richa-nvidia
New Contributors
- @pratikgx made their first contribution in #2726
- @ShryukGrandhi made their first contribution in #2826
- @richa-nvidia made their first contribution in #2816
Full Changelog: v4.11.4...v4.11.5