create_workspace · Retable MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_workspace does on Retable MCP Server

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

WHY IT NEEDS A POLICY

Why create_workspace needs a policy

This tool creates new data structures (a workspace and its default project) in Retable, which is a reversible Write operation. It does not execute arbitrary code, delete data irreversibly, or involve financial transactions. While it modifies the user's workspace configuration, the action can be undone by deleting the workspace.

From the tool's definition Tool name is 'create_workspace' and description states 'Create a new Workspace with a default Project', indicating creation of new data structures.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_workspace Rate-limited

create_workspace 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": {
    "create_workspace": {
      "limits": [
        {
          "counter": "create_workspace_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 Retable MCP Server, so you can run agents against it safely.

FAQ

Questions about create_workspace

What does the create_workspace tool do? +

Create a new Workspace with a default Project. It is categorised as a Write tool in the Retable 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 create_workspace? +

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

What risk level is create_workspace? +

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

Can I rate-limit create_workspace? +

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

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

create_workspace is provided by the Retable MCP Server MCP server (retable-io/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.