wallet_purchaseListing

Purchases a listing from the Bitcoin SV ordinals marketplace. Supports both NFT purchases and BSV21 token purchases.

SERVERBitcoin SV MCP Server SOURCEb-open-io/bsv-mcp

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/b-open-io-bsv-mcp/wallet-purchaselisting.md

WHAT IT DOES

What wallet_purchaseListing does on Bitcoin SV MCP Server

AI agents use wallet_purchaseListing to commit financial operations through Bitcoin SV MCP Server, usually the final step of a payment, billing, or trading workflow. A call moves real money.

RISK

Why wallet_purchaseListing is rated Critical

This tool initiates a financial transaction on the BSV blockchain, committing real cryptocurrency funds to purchase digital assets. Blockchain transactions are irreversible, making misuse critical in severity. It spans both Financial and Destructive categories; Financial takes precedence as the primary action is committing monetary value.

From the tool's definition "Purchases a listing from the Bitcoin SV ordinals marketplace" — involves spending BSV (cryptocurrency) to acquire NFTs or tokens

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs wallet_purchaseListing safely

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

wallet_purchaseListing Approval-gated

Any call to wallet_purchaseListing 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": {
    "wallet_purchaseListing": {
      "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 Bitcoin SV MCP Server, apply this rule, and every wallet_purchaseListing call is checked against it from then on.

FAQ

Questions about wallet_purchaseListing

What does the wallet_purchaseListing tool do? +

Purchases a listing from the Bitcoin SV ordinals marketplace. Supports both NFT purchases and BSV21 token purchases. It is categorised as a Financial tool in the Bitcoin SV MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on wallet_purchaseListing? +

Register the Bitcoin SV MCP Server MCP server in PolicyLayer and add a rule for wallet_purchaseListing: 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 Bitcoin SV MCP Server. Nothing to install.

What risk level is wallet_purchaseListing? +

wallet_purchaseListing 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 wallet_purchaseListing? +

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

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

wallet_purchaseListing is provided by the Bitcoin SV MCP Server MCP server (b-open-io/bsv-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Bitcoin SV MCP Server, and thousands of servers like it.

This server

All 90 Bitcoin SV MCP Server tools → Critical-risk tools on this server →

Across the catalogue

export_wallet on Conviction → All critical-risk MCP tools → The MCP Attack Database →

Guides

Govern MCP payment tools →Human-in-the-loop →Tool call approval →