Every number in an AI answer traces back to the rows that produced it.
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claude mcp add footnote -e DATABASE_URL=<DATABASE_URL> -e PROVENANCE_DB=<PROVENANCE_DB> -e PROVENANCE_ACTOR=<PROVENANCE_ACTOR> -- npx -y @brick-byte/[email protected]{
"mcpServers": {
"footnote": {
"command": "npx",
"args": [
"-y",
"@brick-byte/[email protected]"
],
"env": {
"DATABASE_URL": "<DATABASE_URL>",
"PROVENANCE_DB": "<PROVENANCE_DB>",
"PROVENANCE_ACTOR": "<PROVENANCE_ACTOR>"
}
}
}
}{
"mcpServers": {
"footnote": {
"command": "npx",
"args": [
"-y",
"@brick-byte/[email protected]"
],
"env": {
"DATABASE_URL": "<DATABASE_URL>",
"PROVENANCE_DB": "<PROVENANCE_DB>",
"PROVENANCE_ACTOR": "<PROVENANCE_ACTOR>"
}
}
}
}{
"servers": {
"footnote": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@brick-byte/[email protected]"
],
"env": {
"DATABASE_URL": "<DATABASE_URL>",
"PROVENANCE_DB": "<PROVENANCE_DB>",
"PROVENANCE_ACTOR": "<PROVENANCE_ACTOR>"
}
}
}
}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 |
|---|---|
DATABASE_URLOptional, secret | Postgres connection string. Omit to use the built-in SQLite sample database. |
PROVENANCE_DBOptional | Path to the SQLite provenance log. Defaults to in-memory, which discards the trail on exit. |
PROVENANCE_ACTOROptional | Identity recorded against each provenance record. In production this comes from the request's auth. |
Details
| Package | @brick-byte/[email protected] (NPM, stdio) |
| First published | 5 Nov 2026 |
| Last updated | 5 Nov 2026 |
| Registry name | com.brick-byte/footnote |
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