Google Tag Manager + read-only GA4 MCP server. Read-only by default, gated writes, audits.
Connect Runs on your machine
claude mcp add samarth-gtm-mcp -e GOOGLE_OAUTH_CLIENT_ID=<GOOGLE_OAUTH_CLIENT_ID> -e GOOGLE_OAUTH_CLIENT_SECRET=<GOOGLE_OAUTH_CLIENT_SECRET> -e GTM_MCP_ENABLE_WRITES=<GTM_MCP_ENABLE_WRITES> -e GTM_MCP_ENABLE_PUBLISH=<GTM_MCP_ENABLE_PUBLISH> -e GTM_MCP_ENABLE_DELETES=<GTM_MCP_ENABLE_DELETES> -- npx -y [email protected]{
"mcpServers": {
"samarth-gtm-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
"GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
"GTM_MCP_ENABLE_WRITES": "<GTM_MCP_ENABLE_WRITES>",
"GTM_MCP_ENABLE_PUBLISH": "<GTM_MCP_ENABLE_PUBLISH>",
"GTM_MCP_ENABLE_DELETES": "<GTM_MCP_ENABLE_DELETES>"
}
}
}
}{
"mcpServers": {
"samarth-gtm-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
"GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
"GTM_MCP_ENABLE_WRITES": "<GTM_MCP_ENABLE_WRITES>",
"GTM_MCP_ENABLE_PUBLISH": "<GTM_MCP_ENABLE_PUBLISH>",
"GTM_MCP_ENABLE_DELETES": "<GTM_MCP_ENABLE_DELETES>"
}
}
}
}{
"servers": {
"samarth-gtm-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
"GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
"GTM_MCP_ENABLE_WRITES": "<GTM_MCP_ENABLE_WRITES>",
"GTM_MCP_ENABLE_PUBLISH": "<GTM_MCP_ENABLE_PUBLISH>",
"GTM_MCP_ENABLE_DELETES": "<GTM_MCP_ENABLE_DELETES>"
}
}
}
}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 |
|---|---|
GOOGLE_OAUTH_CLIENT_IDRequired | Your Google OAuth 2.0 client ID (Desktop app type) |
GOOGLE_OAUTH_CLIENT_SECRETRequired, secret | Your Google OAuth 2.0 client secret |
GTM_MCP_ENABLE_WRITESOptional | Set to 'true' to allow create/update operations (default: read-only) |
GTM_MCP_ENABLE_PUBLISHOptional | Set to 'true' to allow publish operations (default: disabled) |
GTM_MCP_ENABLE_DELETESOptional | Set to 'true' to allow delete operations (default: disabled) |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 12 Jun 2026 |
| Last updated | 12 Jun 2026 |
| Registry name | io.github.samarthanalytics-sj/samarth-gtm-mcp |
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