create_project_table · Openl MCP: Risk & Policy

WHAT IT DOES

What create_project_table does on Openl

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

WHY IT NEEDS A POLICY

Why create_project_table needs a policy

This tool creates new tables and rules within an OpenL project, which is a reversible modification operation. It does not execute arbitrary code, delete data, or move money.

From the tool's definition Tool description explicitly states 'Create a new table/rule' and 'Create Rules', indicating data creation. The description emphasizes this is for 'creating new OpenL tables programmatically' within an existing project module.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_project_table Rate-limited

create_project_table 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_project_table": {
      "limits": [
        {
          "counter": "create_project_table_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 Openl, so you can run agents against it safely.

FAQ

Questions about create_project_table

What does the create_project_table tool do? +

Create a new table/rule in an OpenL project (Create New Project Table API). This is the recommended tool for creating new OpenL tables programmatically. Use cases: Create Rules (decision tables), Spreadsheet tables, Datatype definitions, Test tables, or other table types. Requires moduleName (an EXISTING project module — modules correspond to the project. It is categorised as a Write tool in the Openl 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_project_table? +

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

What risk level is create_project_table? +

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

Can I rate-limit create_project_table? +

Yes. Add a rate_limit block to the create_project_table 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_project_table completely? +

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

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