Data tools / Email checks, uptime and web reading
Use when you need to know if a URL is up right now (uptime ping, health check, link check): one HEAD request from a Cloudflare edge (GET if HEAD answers 4xx/5xx), redirects followed up to 4. Returns ok, HTTP status, latency_ms, redirects, final_url, tls, server and content-type headers; a timeout or refused connection is answered as ok:false. One check, not monitoring history. $0.01 per call (USDC or USDT). Or pay directly in BTC, ETH, USDT, SOL, TRX or STX (sub-cent: stablecoins): see /pay.
curl -i 'https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/v1/uptime/ping?url=https%3A%2F%2Fexample.com%2F'| Parameter | Required | What it is |
|---|---|---|
url | yes | public http or https URL to check, e.g. https://example.com/ (ports 80, 443, 8080, 8443) |
Runnable code for JavaScript, Python and LangChain: /integrations. Full schema: OpenAPI.
{
"schema_version": "1",
"url": "https://example.com/",
"final_url": "https://example.com/",
"ok": true,
"status": 200,
"method": "HEAD",
"head_status": null,
"latency_ms": 100,
"total_ms": 200,
"redirects": 0,
"redirect_chain": [],
"redirect_stopped": null,
"tls": true,
"server": "cloudflare",
"content_type": "text/html; charset=utf-8",
"error": null,
"error_detail": null,
"checked_at": "2026-10-06T00:00:00.000Z",
"checked_from": "Cloudflare edge",
"note": "Format sample with round illustrative placeholder numbers, not a live measurement. One check from one Cloudflare edge location at checked_at: HEAD, repeated as GET (body capped at 8 KB) if HEAD answered 4xx/5xx; redirects followed manually up to 4. ok means the final response was 2xx, or 3xx without a further redirect; a redirect that was not followed (loop, bad Location, blocked target) is ok:false. It does not prove the page content is correct, that the site is reachable from other networks, or anything about uptime history. latency_ms is time to response headers of the final request; TLS certificate details are not inspected. Timeouts and refused connections are reported as ok:false."
}Free sample, no payment: /v1/uptime/ping/sample. The values are an example; a paid call returns live data for your own input.
Remote MCP server for this topic: https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/mcp/email-uptime-web-reader, tool url_uptime_ping. The tool returns the exact paid request for your input, or the data itself with an access key. All tools on one server: https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/mcp.
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