Yggdrasil MCP
未认领Reasoning orchestration MCP server — Tree of Thoughts with deep planning, branching, and revision. Drop-in replacement for sequential-thinking with critical Claude Code string coercion fix. Works with Claude Code, Claude Desktop, and any MCP client.
01 / 选择客户端
03 / 添加配置
claude mcp add --transport stdio 'yggdrasil-mcp' -- 'npx' '-y' 'yggdrasil-mcp'04 / 在客户端中确认
打开客户端的 MCP 设置，确认服务器已连接并列出工具。复制配置不代表连接成功。
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浏览完整目录安全概况
已认领和已认证的服务器每周接受一次静态扫描，显示代码能触及的范围（外部服务、环境变量、shell 命令、代理配置目录）以及带有已知公告的依赖。认领此列表即可获得。 安全概况的工作原理
文档中列出的工具 (4)
内容来自项目文档。服务器握手不会验证每个工具的说明或行为。
archive_plans
Archive old plans by moving files to archive/YYYY/ subdirectory. Supports archiving both Yggdrasil index entries and Claude Code orphan files. Default mode is dry run (preview only).
get_plan
Retrieve a saved session by ID. Formats: markdown (default, finalized plans) or jsonl (full event log).
list_plans
List saved plans with unified view of Yggdrasil plans and Claude Code orphans. Supports pagination, source filtering, and keyword search.
promote_plan
Promote a Claude Code plan file to the Yggdrasil index. Renames the file to YYYYMMDD-{name}.md format and adds it to the index for unified discovery. Includes path traversal protection.