update_opportunity_tool · Capsulecrm MCP: Risk & Policy

WHAT IT DOES

What update_opportunity_tool does on Capsulecrm

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

WHY IT NEEDS A POLICY

Why update_opportunity_tool needs a policy

This tool modifies existing CRM opportunity data reversibly (opportunities can be updated again or reverted). It is categorized as Write rather than Execute because it performs straightforward data updates, not arbitrary code execution.

From the tool's definition Tool name 'update_opportunity_tool' indicates modification of opportunity records in CapsuleCRM. Server description confirms it 'allows users to search, create, and update CRM data.' Sibling tools (create_opportunity_tool, get_opportunity_tool) establish…

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_opportunity_tool Rate-limited

update_opportunity_tool 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": {
    "update_opportunity_tool": {
      "limits": [
        {
          "counter": "update_opportunity_tool_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 Capsulecrm, so you can run agents against it safely.

FAQ

Questions about update_opportunity_tool

What does the update_opportunity_tool tool do? +

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

How do I enforce a policy on update_opportunity_tool? +

Register the Capsulecrm MCP server in PolicyLayer and add a rule for update_opportunity_tool: 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 Capsulecrm. Nothing to install.

What risk level is update_opportunity_tool? +

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

Can I rate-limit update_opportunity_tool? +

Yes. Add a rate_limit block to the update_opportunity_tool 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 update_opportunity_tool completely? +

Set action: deny in the PolicyLayer policy for update_opportunity_tool. 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 update_opportunity_tool? +

update_opportunity_tool is provided by the Capsulecrm MCP server (monadsag/capsulecrm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.