add_deal_field · Mcp Pipedrive MCP: Risk & Policy

WHAT IT DOES

What add_deal_field does on Mcp Pipedrive

AI agents use add_deal_field to create or update resources in Mcp Pipedrive — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcp Pipedrive environment.

WHY IT NEEDS A POLICY

Why add_deal_field needs a policy

The tool name 'add_deal_field' indicates creation or modification of deal custom fields in Pipedrive, which is a reversible Write operation. While the description is empty, the naming convention and context from sibling tools (which include clear/create operations on deal data) strongly suggest data modification capability.

From the tool's definition Tool name 'add_deal_field' combined with sibling tools like 'clear_deal_custom_field', 'create_person', 'create_organization' that clearly modify Pipedrive data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_deal_field Rate-limited

add_deal_field 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "add_deal_field": {
      "limits": [
        {
          "counter": "add_deal_field_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Mcp Pipedrive, so you can run agents against it safely.

FAQ

Questions about add_deal_field

What does the add_deal_field tool do? +

add_deal_field. It is categorised as a Write tool in the Mcp Pipedrive MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on add_deal_field? +

Register the Mcp Pipedrive MCP server in PolicyLayer and add a rule for add_deal_field: 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 Mcp Pipedrive. Nothing to install.

What risk level is add_deal_field? +

add_deal_field is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit add_deal_field? +

Yes. Add a rate_limit block to the add_deal_field 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.

How do I block add_deal_field completely? +

Set action: deny in the PolicyLayer policy for add_deal_field. 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.

What MCP server provides add_deal_field? +

add_deal_field is provided by the Mcp Pipedrive MCP server (leonardoceron-yvy/yvy-mcp-pipedrive). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.