api_post · Upmind MCP Server MCP: Risk & Policy

WHAT IT DOES

What api_post does on Upmind MCP Server

AI agents invoke api_post to trigger actions in Upmind MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why api_post needs a policy

This tool executes arbitrary POST requests to any API endpoint, making its behavior entirely dependent on arguments. It could trigger account creation, purchases, configuration changes, or other operations across the entire Upmind API surface.

From the tool's definition Make a POST request to any Upmind API endpoint

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

api_post Rate-limited

api_post stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "api_post": {
      "limits": [
        {
          "counter": "api_post_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about api_post

What does the api_post tool do? +

Make a POST request to any Upmind API endpoint. It is categorised as a Execute tool in the Upmind MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on api_post? +

Register the Upmind MCP Server MCP server in PolicyLayer and add a rule for api_post: 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 Upmind MCP Server. Nothing to install.

What risk level is api_post? +

api_post is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit api_post? +

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

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

api_post is provided by the Upmind MCP Server MCP server (stardeltapower/upmind-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.