onboard_autonomous_agent · Tenzro Ledger MCP: Risk & Policy

WHAT IT DOES

What onboard_autonomous_agent does on Tenzro Ledger MCP

AI agents use onboard_autonomous_agent to commit financial operations through Tenzro Ledger MCP — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why onboard_autonomous_agent needs a policy

Onboarding an autonomous agent requires locking a TNZO bond that is subject to slashing. This constitutes a financial commitment of cryptocurrency assets with irreversible loss potential if the bond is slashed.

From the tool's definition 'requires a slashable TNZO bond' — committing financial collateral (TNZO tokens) that can be slashed (destroyed/forfeited)

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

onboard_autonomous_agent Approval-gated

Any call to onboard_autonomous_agent is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "onboard_autonomous_agent": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about onboard_autonomous_agent

What does the onboard_autonomous_agent tool do? +

Onboard a fully autonomous agent — requires a slashable TNZO bond. It is categorised as a Financial tool in the Tenzro Ledger MCP MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on onboard_autonomous_agent? +

Register the Tenzro Ledger MCP server in PolicyLayer and add a rule for onboard_autonomous_agent: 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 Tenzro Ledger MCP. Nothing to install.

What risk level is onboard_autonomous_agent? +

onboard_autonomous_agent is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit onboard_autonomous_agent? +

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

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

onboard_autonomous_agent is provided by the Tenzro Ledger MCP server (https://canton-mcp.tenzro.network/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.