libi.create_character

Catalog a new character globally. Pass

SERVERLibi SOURCENagellabs/libi

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/libi/libi.create-character.md

WHAT IT DOES

What libi.create_character does on Libi

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

RISK

Why libi.create_character is rated Medium

Creates and registers new character data persistently in a shared catalog without irreversible deletion or code execution risk.

From the tool's definition Catalog a new character globally. Pass

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs libi.create_character safely

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

libi.create_character Rate-limited

libi.create_character 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": {
    "libi.create_character": {
      "limits": [
        {
          "counter": "libi.create_character_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about libi.create_character

What does the libi.create_character tool do? +

Catalog a new character globally. Pass. It is categorised as a Write tool in the Libi MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on libi.create_character? +

Register the Libi MCP server in PolicyLayer and add a rule for libi.create_character: 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 Libi. Nothing to install.

What risk level is libi.create_character? +

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

Can I rate-limit libi.create_character? +

Yes. Add a rate_limit block to the libi.create_character 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 libi.create_character completely? +

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

libi.create_character is provided by the Libi MCP server (Nagellabs/libi). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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