update_project_nodes · QuantConnect MCP Server MCP

WHAT IT DOES

What update_project_nodes does on QuantConnect MCP Server

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

WHY IT NEEDS A POLICY

Why update_project_nodes needs a policy

This tool modifies project node states reversibly (toggling active/inactive status), which is a Write operation. While the scope appears limited to node activation, in a trading platform context this can affect which strategies or components are executed, making it medium severity.

From the tool's definition Tool name 'update_project_nodes' and description 'Update the active state of the given nodes to true' indicates modification of project configuration state.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_project_nodes Rate-limited

update_project_nodes 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_project_nodes": {
      "limits": [
        {
          "counter": "update_project_nodes_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 QuantConnect MCP Server, so you can run agents against it safely.

FAQ

Questions about update_project_nodes

What does the update_project_nodes tool do? +

Update the active state of the given nodes to true. It is categorised as a Write tool in the QuantConnect MCP Server 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_project_nodes? +

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

What risk level is update_project_nodes? +

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

Can I rate-limit update_project_nodes? +

Yes. Add a rate_limit block to the update_project_nodes 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_project_nodes completely? +

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

update_project_nodes is provided by the QuantConnect MCP Server MCP server (mymanish9-code11/quantconnect-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.