gpt55_x402_ping
Low-cost x402 payment proof endpoint with no upstream model call. Pay $0.002 per request with x402 exact USDC on Base or Solana when advertised. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
This record as markdown: /tools/xyz-558686-gpt55-token-gateway/gpt55-x402-ping.md
What gpt55_x402_ping does on GPT 5 5 x402 Low Cost Agent Tools
AI agents use gpt55_x402_ping to commit financial operations through GPT 5 5 x402 Low Cost Agent Tools, usually the final step of a payment, billing, or trading workflow. A call moves real money.
Why gpt55_x402_ping is rated Critical
Tool triggers a financial payment in USDC per request, committing monetary obligations.
From the tool's definition Pay $0.002 per request with x402 exact USDC
Attacks that exploit this kind of access
The rule that runs gpt55_x402_ping safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GPT 5 5 x402 Low Cost Agent Tools, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gpt55_x402_ping, this is the rule to start with:
Any call to gpt55_x402_ping is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect GPT 5 5 x402 Low Cost Agent Tools, apply this rule, and every gpt55_x402_ping call is checked against it from then on.
Questions about gpt55_x402_ping
Low-cost x402 payment proof endpoint with no upstream model call. Pay $0.002 per request with x402 exact USDC on Base or Solana when advertised. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json. It is categorised as a Financial tool in the GPT 5 5 x402 Low Cost Agent Tools MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the GPT 5 5 x402 Low Cost Agent Tools MCP server in PolicyLayer and add a rule for gpt55_x402_ping: 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 GPT 5 5 x402 Low Cost Agent Tools. Nothing to install.
gpt55_x402_ping is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the gpt55_x402_ping 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 gpt55_x402_ping. 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.
gpt55_x402_ping is provided by the GPT 5 5 x402 Low Cost Agent Tools MCP server (https://gpt55.558686.xyz/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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