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add-package

Runs dotnet add package to add a NuGet package and returns structured results. WARNING: may execute untrusted code.

How to control add-package ↓

What add-package does on Make

AI agents invoke add-package to trigger actions in Make. 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.

High Risk

Why add-package needs a policy

This tool executes a dotnet CLI command to add a NuGet package, which runs external tooling and may fetch and execute untrusted code from package registries. The explicit warning about untrusted code execution elevates this beyond a simple Write operation.

From the tool's definition 'Runs dotnet add package' and 'WARNING: may execute untrusted code'

Documented attack patterns abuse exactly the kind of access add-package gives an agent:

How to control add-package

PolicyLayer is an MCP gateway — it sits between your AI agents and Make, and nothing reaches the server without passing your rules. This is the rule we recommend for add-package:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "add-package": {
      "limits": [
        {
          "counter": "add-package_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

add-package 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.

  1. Create a free account and register Make — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
RATE-LIMIT THIS TOOL →

Free to start. No card required.

Related tools and policies

Go deeper

Questions about add-package

What does the add-package tool do? +

Runs dotnet add package to add a NuGet package and returns structured results. WARNING: may execute untrusted code. It is categorised as a Execute tool in the Make MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on add-package? +

Register the Make MCP server in PolicyLayer and add a rule for add-package: 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 Make. Nothing to install.

What risk level is add-package? +

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

Can I rate-limit add-package? +

Yes. Add a rate_limit block to the add-package 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-package completely? +

Set action: deny in the PolicyLayer policy for add-package. 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-package? +

add-package is provided by the Make MCP server (Dave-London/Pare). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Make tool call.

Start from Make, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

202 Make tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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