Obsidian Semantic Search MCP
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| OBSIDIAN_VAULT_ROOT | Yes | Path to your Obsidian vault root directory. Required. | |
| OBSIDIAN_EMBED_MODEL | No | Ollama embedding model to use. Defaults to bge-m3 if not set. | |
| OBSIDIAN_SEMANTIC_EXCLUDE | No | Comma- or newline-separated list of folder patterns to always exclude from indexing. | |
| OBSIDIAN_SEMANTIC_MCP_HOME | No | Directory for SQLite index, logs, and cache. Defaults to ~/.obsidian-semantic-mcp if not set. | |
| OBSIDIAN_SEMANTIC_STARTUP_INDEX | No | Set to 'true' to automatically index vault on server startup. Defaults to 'false'. | |
| OBSIDIAN_SEMANTIC_ALLOW_SENSITIVE | No | Set to 'true' to allow agents to access sensitive folders. Defaults to 'false'. | |
| OBSIDIAN_SEMANTIC_SENSITIVE_PATHS | No | Comma- or newline-separated list of folders considered sensitive. Defaults to '08_PersonalInfo'. |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| search_notesB | Read-only hybrid semantic/keyword search over the Obsidian vault. Returns file-level results with matched sections. |
| read_noteA | Read-only markdown note reader by vault-relative path and optional line range. |
| index_vaultB | Index or reindex the Obsidian vault into the external semantic index. Does not modify the vault. |
| index_statusA | Return semantic index status and safety settings. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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