payment-channel-create

Create a Payment Channel on the XRP Ledger for off-ledger payments

SERVERXrpl mcp SOURCEromthpt/mcp-xrpl

Critical RISK CLASS

Category Financial

Parameters 00 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/romthpt-mcp-xrpl/payment-channel-create.md

WHAT IT DOES

What payment-channel-create does on Xrpl mcp

AI agents use payment-channel-create to commit financial operations through Xrpl mcp, usually the final step of a payment, billing, or trading workflow. A call moves real money.

RISK

Why payment-channel-create is rated Critical

Payment channels on the XRP Ledger involve locking XRP into a channel, which is a financial commitment. Creating one irreversibly commits funds until the channel is closed, making this a Financial action with high severity due to potential misuse leading to loss or misallocation of cryptocurrency assets.

From the tool's definition 'Create a Payment Channel on the XRP Ledger for off-ledger payments' — creates a financial construct on a blockchain that locks/commits XRP funds for payment channel use

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs payment-channel-create safely

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

payment-channel-create Approval-gated

Any call to payment-channel-create 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": {
    "payment-channel-create": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Xrpl mcp, apply this rule, and every payment-channel-create call is checked against it from then on.

FAQ

Questions about payment-channel-create

What does the payment-channel-create tool do? +

Create a Payment Channel on the XRP Ledger for off-ledger payments. It is categorised as a Financial tool in the Xrpl mcp MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on payment-channel-create? +

Register the Xrpl MCP server in PolicyLayer and add a rule for payment-channel-create: 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 Xrpl mcp. Nothing to install.

What risk level is payment-channel-create? +

payment-channel-create 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 payment-channel-create? +

Yes. Add a rate_limit block to the payment-channel-create 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 payment-channel-create completely? +

Set action: deny in the PolicyLayer policy for payment-channel-create. 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 payment-channel-create? +

payment-channel-create is provided by the Xrpl MCP server (romthpt/mcp-xrpl). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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