Safe PostgreSQL migrations: schema drift, lock analysis, safe rewrites, data checksums. Read-only.
Connect Runs on your machine
claude mcp add pgvouch -e SOURCE_DATABASE_URL=<SOURCE_DATABASE_URL> -e TARGET_DATABASE_URL=<TARGET_DATABASE_URL> -e PGVOUCH_LLM=<PGVOUCH_LLM> -- npx -y [email protected]{
"mcpServers": {
"pgvouch": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SOURCE_DATABASE_URL": "<SOURCE_DATABASE_URL>",
"TARGET_DATABASE_URL": "<TARGET_DATABASE_URL>",
"PGVOUCH_LLM": "<PGVOUCH_LLM>"
}
}
}
}{
"mcpServers": {
"pgvouch": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SOURCE_DATABASE_URL": "<SOURCE_DATABASE_URL>",
"TARGET_DATABASE_URL": "<TARGET_DATABASE_URL>",
"PGVOUCH_LLM": "<PGVOUCH_LLM>"
}
}
}
}{
"servers": {
"pgvouch": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SOURCE_DATABASE_URL": "<SOURCE_DATABASE_URL>",
"TARGET_DATABASE_URL": "<TARGET_DATABASE_URL>",
"PGVOUCH_LLM": "<PGVOUCH_LLM>"
}
}
}
}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 |
|---|---|
SOURCE_DATABASE_URLRequired, secret | Read-only postgres:// URL of the reference database |
TARGET_DATABASE_URLRequired, secret | Read-only postgres:// URL of the database to check |
PGVOUCH_LLMOptional | Optional planner LLM: none (default), ollama or gemini |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 4 Oct 2026 |
| Last updated | 4 Oct 2026 |
| Registry name | io.github.Shubh-Sgr/pgvouch |
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