Knowledge Assistant MCP Server
Enables Claude Code to interact with Obsidian vaults by providing tools for multi-term searching, reading notes, and exploring tag-based relationships. It allows users to query, analyze, and manage their personal knowledge base directly through natural language.
README
Knowledge Assistant MCP Server
Serveur MCP (Model Context Protocol) pour interroger un vault Obsidian depuis Claude Code.
Fonctionnalités
| Outil | Description |
|---|---|
knowledge_search |
Recherche multi-termes avec logique AND |
knowledge_read |
Lire le contenu complet d'une note |
knowledge_related |
Trouver les notes liées à un concept |
knowledge_stats |
Statistiques du vault (notes, tags, types) |
knowledge_explore_tag |
Lister les notes par tag |
knowledge_backlinks |
Trouver les backlinks d'une note |
knowledge_recent |
Notes récemment modifiées |
Installation
Prérequis
- Python 3.10+
- uv (gestionnaire de packages)
Configuration Claude Code
Linux/macOS
Ajouter dans ~/.claude/settings.json :
{
"mcpServers": {
"knowledge-assistant": {
"type": "stdio",
"command": "uv",
"args": [
"run",
"--directory",
"/path/to/knowledge-assistant-mcp",
"python",
"-m",
"src.server"
],
"env": {
"KNOWLEDGE_VAULT_PATH": "/home/username/Documents/Knowledge",
"KNOWLEDGE_INDEX_PATH": "/home/username/.knowledge/notes-index.json"
}
}
}
}
Windows
{
"mcpServers": {
"knowledge-assistant": {
"type": "stdio",
"command": "uv",
"args": [
"run",
"--directory",
"C:\\path\\to\\knowledge-assistant-mcp",
"python",
"-m",
"src.server"
],
"env": {
"KNOWLEDGE_VAULT_PATH": "C:\\Users\\username\\Documents\\Knowledge",
"KNOWLEDGE_INDEX_PATH": "C:\\Users\\username\\.knowledge\\notes-index.json"
}
}
}
}
Utilisation
Recherche multi-termes
knowledge_search("PowerShell UTF-8")
→ Trouve les notes contenant tous les termes (AND)
Lire une note
knowledge_read("Concepts/C_Zettelkasten.md")
Notes liées
knowledge_related("PowerShell")
Explorer un tag
knowledge_explore_tag("dev/powershell")
Configuration
Les chemins sont configurables via variables d'environnement :
| Variable | Description | Défaut Linux/macOS | Défaut Windows |
|---|---|---|---|
KNOWLEDGE_VAULT_PATH |
Chemin du vault Obsidian | ~/Documents/Knowledge |
%USERPROFILE%\Documents\Knowledge |
KNOWLEDGE_INDEX_PATH |
Chemin du fichier d'index | ~/.knowledge/notes-index.json |
%USERPROFILE%\.knowledge\notes-index.json |
KNOWLEDGE_CACHE_TTL |
Durée du cache en secondes | 60 |
60 |
Structure du Vault
Knowledge/
├── _Inbox/ # Nouvelles captures
├── Concepts/ # Notes atomiques (C_*)
├── Conversations/ # Sessions Claude
├── Projets/ # Notes projet
├── Références/ # Documentation
└── ...
Licence
MIT
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