send_linkedin_conversions
Stream conversion events to LinkedIn (Conversions API) — server-side conversion tracking for things that happen where the Insight Tag cannot see them: a CRM deal closing, an offline sale, a phone order, a qualified lead. Needs a rule from create_linkedin_conversion_rule, and that rule needs campa...
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What send_linkedin_conversions does on Hermoso
AI agents use send_linkedin_conversions to create or update resources in Hermoso, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Hermoso environment.
Why send_linkedin_conversions is rated Medium
An AI agent can call send_linkedin_conversions faster than any human can review: one bad instruction and it creates or modifies resources in Hermoso by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs send_linkedin_conversions safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hermoso, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For send_linkedin_conversions, this is the rule to start with:
send_linkedin_conversions 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 Hermoso, apply this rule, and every send_linkedin_conversions call is checked against it from then on.
Questions about send_linkedin_conversions
Stream conversion events to LinkedIn (Conversions API) — server-side conversion tracking for things that happen where the Insight Tag cannot see them: a CRM deal closing, an offline sale, a phone order, a qualified lead. Needs a rule from create_linkedin_conversion_rule, and that rule needs campaigns associated or nothing is attributed. PASS THE PERSON’S PLAIN EMAIL ADDRESS as. It is categorised as a Write tool in the Hermoso MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Hermoso MCP server in PolicyLayer and add a rule for send_linkedin_conversions: 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 Hermoso. Nothing to install.
send_linkedin_conversions 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 send_linkedin_conversions 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 send_linkedin_conversions. 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.
send_linkedin_conversions is provided by the Hermoso MCP server (https://app.hermoso.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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