detect_meta_web_tags
Scan a WEB container for Meta/Facebook pixel tags (Custom HTML with fbq, or a tag named/typed for Facebook/Meta) and report the standard ecommerce events they reference. Use to decide whether Meta ecommerce tracking is in use before setting up Meta CAPI server-side. Returns matching tags plus has...
This record as markdown: /tools/io-github-samarthanalytics-sj-samarth-gtm-mcp/detect-meta-web-tags.md
What detect_meta_web_tags does on Samarth Gtm Mcp
AI agents call detect_meta_web_tags to retrieve information from Samarth Gtm Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why detect_meta_web_tags is rated Low
Tool scans and reports Meta tags without modifying, executing, or deleting data.
From the tool's definition Scan, report, detect, Returns matching tags. No modification or deletion.
Attacks that exploit this kind of access
The rule that runs detect_meta_web_tags 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 detect_meta_web_tags, this is the rule to start with:
detect_meta_web_tags is read-only, so it stays allowed. 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 detect_meta_web_tags call is checked against it from then on.
Questions about detect_meta_web_tags
Scan a WEB container for Meta/Facebook pixel tags (Custom HTML with fbq, or a tag named/typed for Facebook/Meta) and report the standard ecommerce events they reference. Use to decide whether Meta ecommerce tracking is in use before setting up Meta CAPI server-side. Returns matching tags plus hasMetaPixel / hasEcommerce. It is categorised as a Read tool in the Samarth Gtm Mcp MCP Server, which means it retrieves data without modifying state.
Register the Samarth Gtm MCP server in PolicyLayer and add a rule for detect_meta_web_tags: 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.
detect_meta_web_tags is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the detect_meta_web_tags 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 detect_meta_web_tags. 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.
detect_meta_web_tags 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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