Which MCP Server Should You Choose?
Q
Choose QuerySail: Google Analytics MCP when:
- You need dedicated capabilities in the Marketing domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: OAuth 2.0 (Paid Service).
- Primary tools included: list_properties, list_fields, run_report.
Choose Google Tag Manager MCP Server when:
- You need dedicated capabilities in the Marketing domain.
- You prefer local stdio subprocess transport architecture.
- Your security boundary fits: OAuth 2.0 (Free / Open Source).
- You have access to required keys:
GOOGLE_SERVICE_ACCOUNT_KEY. - Primary tools included: 18 Google Tag Manager MCP tools, Hosted remote HTTP server, Built-in Google OAuth for hosted use.