x402_wallet_info
A read tool on the X402 Middleware MCP server.
This record as markdown: /tools/com-gadgethumans-swarm-x402-middleware/x402-wallet-info.md
What x402_wallet_info does on X402 Middleware
AI agents call x402_wallet_info to retrieve information from X402 Middleware without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why x402_wallet_info is rated Low
Despite the financial domain context, this tool appears designed to retrieve wallet information without initiating payments or financial transactions. The lack of action verbs (pay, charge, transfer, withdraw) in the name and the '_info' suffix are strong indicators of read-only behavior. Classified as Read rather than Financial because it queries state rather than moving money or committing obligations.
From the tool's definition Tool name 'x402_wallet_info' indicates information retrieval about a wallet. Server context describes 'X402 Middleware' as payment middleware, suggesting this queries wallet state rather than executing transactions.
Attacks that exploit this kind of access
The rule that runs x402_wallet_info safely
PolicyLayer is an MCP gateway: it sits between your AI agents and X402 Middleware, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For x402_wallet_info, this is the rule to start with:
x402_wallet_info is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect X402 Middleware, apply this rule, and every x402_wallet_info call is checked against it from then on.
Questions about x402_wallet_info
x402_wallet_info is a read tool on the X402 Middleware MCP server. It is categorised as a Read tool in the X402 Middleware MCP Server, which means it retrieves data without modifying state.
Register the X402 Middleware MCP server in PolicyLayer and add a rule for x402_wallet_info: 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 X402 Middleware. Nothing to install.
x402_wallet_info is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the x402_wallet_info 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.
Set action: deny in the PolicyLayer policy for x402_wallet_info. 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.
x402_wallet_info is provided by the X402 Middleware MCP server (@gadgethumans/x402). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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