# yggdrasil-mcp

> yggdrasil-mcp — henrychong-ai-yggdrasil-mcp. Use this tool when you need to manage complex reasoning and planning tasks, such as branching and revision, to replace sequential thinking. It solves problems related to critical thinking and decision-making by integrating with Claude Code and other MCP clients. The yggdrasil-mcp server takes in Claude Code strings and outputs orchestrated reasoning, working seamlessly with git for version control.

Canonical page: https://skillsregistry.net/skills/henrychong-ai-yggdrasil-mcp  
JSON: https://api.skillsregistry.net/v1/skills/henrychong-ai-yggdrasil-mcp

## Description

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.

## Trust

- **Trust score (0–1):** 0.65
- **Verification tier:** scanned
- **Last scanned:** 2026-08-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** other
- **Updated:** 2026-09-25

## Source

- **Source listing:** [GitHub](https://github.com/henrychong-ai/yggdrasil-mcp)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "henrychong-ai-yggdrasil-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/henrychong-ai-yggdrasil-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/henrychong-ai-yggdrasil-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt