Local hybrid keyword + vector search (SQLite FTS5 + sqlite-vec) over markdown vaults and code.
Connect Runs on your machine
claude mcp add vault-index -e VAULT_INDEX_DB=<VAULT_INDEX_DB> -e VAULT_RERANK=<VAULT_RERANK> -e VAULT_MODEL_CACHE=<VAULT_MODEL_CACHE> -- uvx vault-index==0.4.2
{
"mcpServers": {
"vault-index": {
"command": "uvx",
"args": [
"vault-index==0.4.2"
],
"env": {
"VAULT_INDEX_DB": "<VAULT_INDEX_DB>",
"VAULT_RERANK": "<VAULT_RERANK>",
"VAULT_MODEL_CACHE": "<VAULT_MODEL_CACHE>"
}
}
}
}
{
"mcpServers": {
"vault-index": {
"command": "uvx",
"args": [
"vault-index==0.4.2"
],
"env": {
"VAULT_INDEX_DB": "<VAULT_INDEX_DB>",
"VAULT_RERANK": "<VAULT_RERANK>",
"VAULT_MODEL_CACHE": "<VAULT_MODEL_CACHE>"
}
}
}
}
{
"servers": {
"vault-index": {
"type": "stdio",
"command": "uvx",
"args": [
"vault-index==0.4.2"
],
"env": {
"VAULT_INDEX_DB": "<VAULT_INDEX_DB>",
"VAULT_RERANK": "<VAULT_RERANK>",
"VAULT_MODEL_CACHE": "<VAULT_MODEL_CACHE>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
VAULT_INDEX_DBOptional | Path to the SQLite index file (default ~/.mcp-memory/vault-index.db) |
VAULT_RERANKOptional | Set to 0 to turn off the cross-encoder rerank of the top 10 results |
VAULT_MODEL_CACHEOptional | Embedding model cache folder (default ~/.mcp-memory/models) |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 28 Oct 2026 |
| Last updated | 28 Oct 2026 |
| Registry name | io.github.GitGudatCodeing/vault-index |
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