triggers_create
[WRITE] Create a GTM trigger. Requires GTM_MCP_ENABLE_WRITES=true and confirm=true.
This record as markdown: /tools/io-github-samarthanalytics-sj-samarth-gtm-mcp/triggers-create.md
What triggers_create does on Samarth Gtm Mcp
AI agents use triggers_create to create or update resources in Samarth Gtm Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Samarth Gtm Mcp environment.
Why triggers_create is rated Medium
This tool creates a new GTM trigger, which is a reversible data modification operation. The description explicitly labels it as [WRITE], and creating triggers in Google Tag Manager modifies the container configuration but does not delete or irreversibly alter existing data. The gating requirements (GTM_MCP_ENABLE_WRITES=true and confirm=true) and audit trail mentioned in the server description mitigate risk.
From the tool's definition [WRITE] Create a GTM trigger
Attacks that exploit this kind of access
The rule that runs triggers_create safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Samarth Gtm Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For triggers_create, this is the rule to start with:
triggers_create stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Samarth Gtm Mcp, apply this rule, and every triggers_create call is checked against it from then on.
Questions about triggers_create
[WRITE] Create a GTM trigger. Requires GTM_MCP_ENABLE_WRITES=true and confirm=true. It is categorised as a Write tool in the Samarth Gtm Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Samarth Gtm MCP server in PolicyLayer and add a rule for triggers_create: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Samarth Gtm Mcp. Nothing to install.
triggers_create is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the triggers_create rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for triggers_create. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
triggers_create is provided by the Samarth Gtm MCP server (samarth-gtm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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