list_workspaces

List all workspaces accessible to the current user. Returns workspace summaries sorted by last visit.

SERVERHuly SOURCE@firfi/huly-mcp

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-dearlordylord-huly-mcp/list-workspaces.md

WHAT IT DOES

What list_workspaces does on Huly

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

RISK

Why list_workspaces is rated Low

This tool retrieves and queries workspace metadata for the authenticated user. It performs no modifications, deletions, code execution, or financial transactions. The ability to list accessible workspaces is a read-only operation with minimal risk—typical blast radius is limited to information disclosure about workspace visibility.

From the tool's definition Tool name is 'list_workspaces' and description states it 'List all workspaces accessible to the current user.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_workspaces safely

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

list_workspaces Allowed

list_workspaces 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": {
    "list_workspaces": {}
  }
}

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

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

FAQ

Questions about list_workspaces

What does the list_workspaces tool do? +

List all workspaces accessible to the current user. Returns workspace summaries sorted by last visit. It is categorised as a Read tool in the Huly MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_workspaces? +

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

What risk level is list_workspaces? +

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

Can I rate-limit list_workspaces? +

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

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

list_workspaces is provided by the Huly MCP server (@firfi/huly-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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