create_time_entry · Mycase MCP: Risk & Policy

WHAT IT DOES

What create_time_entry does on Mycase

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

WHY IT NEEDS A POLICY

Why create_time_entry needs a policy

This tool creates new billing/time-tracking records in the law firm's MyCase account. It is a Write operation because it creates new data that is reversible (time entries can typically be modified or deleted).

From the tool's definition Tool creates a time entry with parameters entry_date, rate, and hours. The description explicitly states 'Create a time entry', indicating data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_time_entry Rate-limited

create_time_entry 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_time_entry": {
      "limits": [
        {
          "counter": "create_time_entry_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Mycase, so you can run agents against it safely.

FAQ

Questions about create_time_entry

What does the create_time_entry tool do? +

Create a time entry. entry_date: YYYY-MM-DD. rate: dollars/hr. hours: decimal hours worked. It is categorised as a Write tool in the Mycase 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_time_entry? +

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

What risk level is create_time_entry? +

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

Can I rate-limit create_time_entry? +

Yes. Add a rate_limit block to the create_time_entry 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_time_entry completely? +

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

create_time_entry is provided by the Mycase MCP server (rosenadvertising/mycase-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.