x402_wallet_handoff

SERVERWisely x402 Agent-Payment Infrastructure SOURCEhttps://payments.wiselyenterprisesllc.com/ai/mcp

Critical RISK CLASS

Category Financial

Parameters 120 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/com-wiselyenterprisesllc-x402-agent-payment-infrastructure/x402-wallet-handoff.md

WHAT IT DOES

What x402_wallet_handoff does on Wisely x402 Agent-Payment Infrastructure

AI agents use x402_wallet_handoff to commit financial operations through Wisely x402 Agent-Payment Infrastructure, usually the final step of a payment, billing, or trading workflow. A call moves real money.

Parameter	Type	Required	Description
`url`	string	—
`type`	string	—
`asset`	string	—
`input`	object	—	Public-safe request body/input for a hosted service or endpoint. Never include secrets, raw cards, wallet keys, passwords, or private account tokens.
`items`	array	—
`query`	string	—
`since`	string	—
`itemId`	string	—
`accepts`	array	—
`content`	string	—	Public-safe creator content for preview/import. Do not include secrets, private student data, or copyrighted material you do not own.
`network`	string	—
`audience`	string	—	Optional audience hint for wisely_start_here / wisely_get_playbook / wisely_agent_instructions.

Parameters from the server's own tool schema.

RISK

Why x402_wallet_handoff is rated Critical

This tool initiates a wallet signing session that ultimately enables payment authorization via X-PAYMENT headers. Although no private keys are accepted, the tool's core purpose is to facilitate financial transactions by connecting a user's wallet so an agent can submit payments.

From the tool's definition 'wallet signing session', 'signs in their own wallet', 'agent polls status and retries with X-PAYMENT', 'hosted wallet signing session for ChatGPT/MCP clients'

Risk signalsAccepts URL/endpoint input (url) · Accepts raw HTML/template content (content) · High parameter count (43 properties)

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs x402_wallet_handoff safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Wisely x402 Agent-Payment Infrastructure, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For x402_wallet_handoff, this is the rule to start with:

x402_wallet_handoff Approval-gated

Any call to x402_wallet_handoff 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": {
    "x402_wallet_handoff": {
      "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 Wisely x402 Agent-Payment Infrastructure, apply this rule, and every x402_wallet_handoff call is checked against it from then on.

FAQ

Questions about x402_wallet_handoff

What does the x402_wallet_handoff tool do? +

Create a short-lived hosted wallet signing session for ChatGPT/MCP clients. The user opens a signing URL, chooses an injected wallet, mobile wallet app, or configured WalletConnect, signs in their own wallet, then the agent polls status and retries with X-PAYMENT. No private keys or seed phrases are accepted. It is categorised as a Financial tool in the Wisely x402 Agent-Payment Infrastructure MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

What parameters does x402_wallet_handoff accept? +

x402_wallet_handoff accepts 12 parameters: url, type, asset, input, items, query, since, itemId, accepts, content, network, audience. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on x402_wallet_handoff? +

Register the Wisely x402 Agent-Payment Infrastructure MCP server in PolicyLayer and add a rule for x402_wallet_handoff: 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 Wisely x402 Agent-Payment Infrastructure. Nothing to install.

What risk level is x402_wallet_handoff? +

x402_wallet_handoff 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 x402_wallet_handoff? +

Yes. Add a rate_limit block to the x402_wallet_handoff 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 x402_wallet_handoff completely? +

Set action: deny in the PolicyLayer policy for x402_wallet_handoff. 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 x402_wallet_handoff? +

x402_wallet_handoff is provided by the Wisely x402 Agent-Payment Infrastructure MCP server (https://payments.wiselyenterprisesllc.com/ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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