neuron_list_installed

List all items the current organization has installed from the marketplace pool.

SERVERNeuron SOURCEneuron-mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-conquext-neuron/neuron-list-installed.md

WHAT IT DOES

What neuron_list_installed does on Neuron

AI agents call neuron_list_installed to retrieve information from Neuron without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why neuron_list_installed is rated Low

This tool retrieves and displays a list of installed marketplace items for the organization. It performs no create, modify, delete, execute, or financial operations—purely informational querying. Confidence is high given the clear read-only semantics of 'list' and the absence of modification verbs in the description.

From the tool's definition Tool name 'neuron_list_installed' and description 'List all items the current organization has installed from the marketplace pool' indicate a retrieval/query operation with no side effects.

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs neuron_list_installed safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Neuron, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For neuron_list_installed, this is the rule to start with:

neuron_list_installed Allowed

neuron_list_installed is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "neuron_list_installed": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Neuron, apply this rule, and every neuron_list_installed call is checked against it from then on.

FAQ

Questions about neuron_list_installed

What does the neuron_list_installed tool do? +

List all items the current organization has installed from the marketplace pool. It is categorised as a Read tool in the Neuron MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on neuron_list_installed? +

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

What risk level is neuron_list_installed? +

neuron_list_installed is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit neuron_list_installed? +

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

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

neuron_list_installed is provided by the Neuron MCP server (neuron-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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