What is the pgvector MCP server?
Similarity search, hybrid search, and index management for pgvector-backed PostgreSQL tables
How to install pgvector
Copy-paste configuration for popular MCP clients.
DATABASE_URLrequiredsecretPostgreSQL connection string, e.g. postgresql://user:password@host:5432/dbname
MCP_PGVECTOR_READ_ONLYSet to 'true' to disable upsert_embedding and create_vector_index
{
"mcpServers": {
"pgvector": {
"command": "uvx",
"args": [
"mcp-server-pgvector"
],
"env": {
"DATABASE_URL": "<YOUR_DATABASE_URL>",
"MCP_PGVECTOR_READ_ONLY": "<YOUR_MCP_PGVECTOR_READ_ONLY>"
}
}
}
}{
"mcpServers": {
"pgvector": {
"command": "uvx",
"args": [
"mcp-server-pgvector"
],
"env": {
"DATABASE_URL": "<YOUR_DATABASE_URL>",
"MCP_PGVECTOR_READ_ONLY": "<YOUR_MCP_PGVECTOR_READ_ONLY>"
}
}
}
}{
"mcpServers": {
"pgvector": {
"command": "uvx",
"args": [
"mcp-server-pgvector"
],
"env": {
"DATABASE_URL": "<YOUR_DATABASE_URL>",
"MCP_PGVECTOR_READ_ONLY": "<YOUR_MCP_PGVECTOR_READ_ONLY>"
}
}
}
}{
"servers": {
"pgvector": {
"type": "stdio",
"command": "uvx",
"args": [
"mcp-server-pgvector"
],
"env": {
"DATABASE_URL": "<YOUR_DATABASE_URL>",
"MCP_PGVECTOR_READ_ONLY": "<YOUR_MCP_PGVECTOR_READ_ONLY>"
}
}
}
}claude mcp add pgvector --env DATABASE_URL=<YOUR_DATABASE_URL> --env MCP_PGVECTOR_READ_ONLY=<YOUR_MCP_PGVECTOR_READ_ONLY> -- uvx mcp-server-pgvectorRelated MCP servers
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