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Cost Guard MCP

mcpsmiths

Pre-flight query cost and result-size guardrails for AI agents across BigQuery, Snowflake, and Databricks

Setup

Choose your client, copy the config, then fill in any required environment variables.

Add to CursorAdd to VS Code

claude mcp add cost-guard --env GOOGLE_APPLICATION_CREDENTIALS='<GOOGLE_APPLICATION_CREDENTIALS>' --env SNOWFLAKE_PRIVATE_KEY_PATH='<SNOWFLAKE_PRIVATE_KEY_PATH>' --env SNOWFLAKE_PRIVATE_KEY_PASSPHRASE='<SNOWFLAKE_PRIVATE_KEY_PASSPHRASE>' --env SNOWFLAKE_PASSWORD='<SNOWFLAKE_PASSWORD>' --env DATABRICKS_TOKEN='<DATABRICKS_TOKEN>' --env DATABRICKS_CLIENT_SECRET='<DATABRICKS_CLIENT_SECRET>' -- uvx cost-guard-mcp

Environment variables

  • GOOGLE_APPLICATION_CREDENTIALS
  • SNOWFLAKE_PRIVATE_KEY_PATH
  • SNOWFLAKE_PRIVATE_KEY_PASSPHRASE
  • SNOWFLAKE_PASSWORD
  • DATABRICKS_TOKEN
  • DATABRICKS_CLIENT_SECRET

Replace the placeholders with your own credentials and keep them out of version control.