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B站综合认知 MCP Server

一个基于 FastMCP 的 B站 (bilibili) 一站式认知查询服务,面向 AI Agent / LLM 提供标准化的 Model Context Protocol (MCP) 接口:

  • 视频元数据、简介、分P
  • 字幕 / ASR 语音转文字(优先原生 CC 字幕,缺失时自动下载音频本地转录)
  • AI 章节、弹幕、评论、搜索
  • UP主 信息、互动状态、相关推荐
  • 一键聚合工具 get_bilibili_video_full:一次调用拿全貌

✨ 功能特性

分类 说明
🎬 视频查询 元数据 / 简介 / 分P / AI 章节 / 弹幕 / 评论
🗣️ 字幕与转录 原生 CC 字幕 → 自动回退 faster-whisper 本地 ASR(无需字幕也能听懂视频)
👤 用户查询 UP主 公开信息、当前登录用户信息
🔍 搜索 按关键词搜索视频
🧠 一键聚合 get_bilibili_video_full 聚合元数据+字幕+章节+评论+互动+推荐
⚙️ 工程化 Redis 多级缓存 / 内存缓存降级、wbi 签名、限流、重试、结构化日志

内置工具

Tool 说明
get_bilibili_video_info 视频完整元数据(标题/简介/UP主/播放/点赞/时长/分区)
get_bilibili_video_description 纯文本简介
get_bilibili_video_pages 多P视频分P列表
get_bilibili_video_subtitle 字幕或转录文本(原生字幕 → ASR 自动回退)
get_bilibili_video_chapters AI 自动章节
get_bilibili_video_comments 视频评论(热门/最新,分页)
get_bilibili_video_danmaku 弹幕(6 分钟分段)
search_bilibili_videos 搜索视频
get_bilibili_user_info UP主 公开信息
get_bilibili_my_info 当前登录用户信息
get_bilibili_video_interaction 互动状态 + 相关推荐
get_bilibili_video_full 一键聚合(推荐优先使用)

另有 2 个 Resource(bili://video/{bvid}bili://user/{mid})和 1 个 Prompt(analyze_video)。


📦 安装

从 PyPI 安装,默认即包含全部功能(本地语音识别 ASR、Redis 缓存均开箱即用,无需额外选择 extras):

pip install bilibili-cognitive-server
  • ASR 语音识别需要系统已安装 ffmpeg(音频转码依赖)。
  • 未配置 Redis 时自动降级为本地内存缓存,不影响使用。

🚀 快速开始(接入 MCP 客户端)

本服务通过标准 MCP 协议 接入,仅需在支持 MCP 的客户端中使用,如 Claude Desktop / CodeBuddy / Cursor / Cherry Studio 等。

1. 获取 B站 Cookie

访问 B站并登录后,从浏览器 DevTools → Network → 任意 API 请求头中复制:

变量 Cookie 字段 必填
BILI_SESSDATA SESSDATA
BILI_BILI_JCT bili_jct
BILI_BUVID3 buvid3 建议

2. 在 MCP 客户端中注册

在客户端的 MCP 服务器配置中添加以下内容(各客户端配置入口不同,字段结构通用):

{
  "mcpServers": {
    "bilibili": {
      "command": "bili-mcp",
      "args": ["--stdio"],
      "env": {
        "BILI_SESSDATA": "你的SESSDATA",
        "BILI_BILI_JCT": "你的bili_jct",
        "BILI_BUVID3": "你的buvid3"
      }
    }
  }
}

尚未全局安装时,可将 command 替换为 uvx(或 pipx),由客户端按需拉起,无需预先 pip install

{
  "mcpServers": {
    "bilibili": {
      "command": "uvx",
      "args": ["--from", "bilibili-cognitive-server", "bili-mcp", "--stdio"],
      "env": {
        "BILI_SESSDATA": "你的SESSDATA",
        "BILI_BILI_JCT": "你的bili_jct",
        "BILI_BUVID3": "你的buvid3"
      }
    }
  }
}

3. 使用

配置保存后重启 / 刷新客户端,即可在对话中让 AI 调用 B站查询工具。


🛠 本地开发

git clone https://github.com/kirisi5/mcp-for-bilibili.git
cd kirisi_mcp_demo

# uv
uv sync --extra dev
cp .env.example .env   # 填入你的 Cookie,再注入环境变量运行

# 或 pip
pip install -e '.[dev]'

# 运行 / 测试
python -m src.mcp.server --stdio
pytest

📄 License

MIT

Release files for bilibili-cognitive-server 0.1.0

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