All servers · Agent payments (x402)

x402 Preflight

io.github.chico10117/x402-preflight · v1.0.1

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Can write (some tools are not declared read-only)
Capabilities declared	tools
Tool definitions	3 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Inspect and validate an x402 endpoint before an autonomous agent spends USDC.

streamable-http · https://x402.chikocorp.com/mcp

claude mcp add --transport http x402-preflight https://x402.chikocorp.com/mcp

{
  "mcpServers": {
    "x402-preflight": {
      "url": "https://x402.chikocorp.com/mcp"
    }
  }
}

inspect_x402_endpoint
Free endpoint check for API developers launching or debugging x402. Inspect your live payment challenge and caller-selected comparison policy without sending payment credentials. ALLOW and BLOCK are policy decisions, not launch certification; a price-limit BLOCK does not establish a broken integrati
audit_x402_endpoint
Technical audit for API developers launching or debugging x402. Returns deeper read-only evidence of payment configuration, schemas, redirects, CORS, cache behavior, OpenAPI, llms.txt, agent metadata, and x402 discovery consistency. Requires an explicitly authorized x402 purchase; does not test sett
order_x402_remediation
Diagnostic report for API developers launching or debugging x402. An explicitly authorized x402 purchase creates a durable order for asynchronous findings, evidence, and prioritized fix recommendations in JSON/Markdown. The receipt is not the completed report. No implementation, human consultation,

Repository · JSON · Text for agents · Registry updated 2026-09-04