lithtrix_passport_set_capabilities

WHAT IT DOES

What lithtrix_passport_set_capabilities does on Lithtrix

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

WHY IT NEEDS A POLICY

Why lithtrix_passport_set_capabilities needs a policy

This tool modifies (replaces) operator capabilities metadata within an agent's passport namespace using a POST endpoint. The modification is reversible (capabilities can be set again), so it falls into Write rather than Destructive.

From the tool's definition POST /v1/agents/passport/capabilities — replace operator capabilities.self_reported (root ltx_* or ltx_session_*).

Risk signalsAdmin/system-level operation

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

lithtrix_passport_set_capabilities Rate-limited

lithtrix_passport_set_capabilities 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": {
    "lithtrix_passport_set_capabilities": {
      "limits": [
        {
          "counter": "lithtrix_passport_set_capabilities_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 Lithtrix, so you can run agents against it safely.

FAQ

Questions about lithtrix_passport_set_capabilities

What does the lithtrix_passport_set_capabilities tool do? +

POST /v1/agents/passport/capabilities — replace operator capabilities.self_reported (root ltx_* or ltx_session_*). It is categorised as a Write tool in the Lithtrix MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on lithtrix_passport_set_capabilities? +

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

What risk level is lithtrix_passport_set_capabilities? +

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

Can I rate-limit lithtrix_passport_set_capabilities? +

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

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

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