How to Install PlanetScale MCP in Cursor
MySQL-compatible serverless database with branching — deploy schema changes without downtime via AI
What PlanetScale MCP does
PlanetScale MCP brings the power of PlanetScale's serverless MySQL platform to your AI agent — including the unique database branching and non-blocking schema changes that make it the choice of enterprise-scale applications. Features: - Execute SQL queries across your PlanetScale databases - Create and manage database branches for safe schema changes - Open and manage deploy requests (safe schema migrations) - Monitor query insights and slow query analysis - Manage connection strings and passwords - View and rollback recent deployments - Inspect boost cache performance - Handle imports and data migrations PlanetScale's branching model means your AI can propose schema changes, test them in an isolated branch, and deploy without downtime — a workflow impossible with traditional databases. Used in production by Shopify (more database connections than anyone), PlanetScale handles trillion-row scale effortlessly.
Installation steps
- 1Copy the config below
- 2Open or create .cursor/mcp.json
- 3Paste inside "mcpServers": {}
- 4Restart Cursor or reload the window
Configuration
File location: .cursor/mcp.json (project) or ~/.cursor/mcp.json (global)
{
"planetscaleMcp": {
"command": "npx",
"args": [
"-y",
"@planetscale/mcp"
],
"env": {
"PLANETSCALE_SERVICE_TOKEN": "pscale_tkn_...",
"PLANETSCALE_ORG": "your-org"
}
}
}Install in other clients
For maintainers
If you maintain PlanetScale MCP, add this badge to your README to show it's verified on CuratedMCP:
[](https://curatedmcp.com/marketplace/planetscale-mcp)