Fetch a URL and report whether it is reachable, the HTTP status code, and the re
Fetch a URL and report whether it is reachable, the HTTP status code, and the response time in milliseconds. A fast liveness/uptime probe — run it before relying on a site or as a cheap health signal.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
824 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://x402.cloudpulsepoint.com/agent/check/http
| Category | Code and developer |
|---|---|
| Provider host | x402.cloudpulsepoint.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 22 from 4 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 824 ms |
Example input (from the provider)
{
"body": {
"url": "https://example.com"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"url": {
"description": "Full http(s) URL of the site to check, e.g. \"https://example.com\". Must resolve to a public address \u2014 private, loopback, link-local, and cloud-metadata targets are rejected with HTTP 400 before any payment.",
"type": "string"
}
},
"required": [
"url"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"check": {
"const": "http",
"description": "Identifies which check produced this result."
},
"network": {
"description": "CAIP-2 id of the chain the payment settled on (e.g. eip155:8453 = Base).",
"type": "string"
},
"result": {
"properties": {
"error": {
"description": "Human-readable failure reason, or null on success.",
"type": [
"string",
"null"
]
},
"responseMs": {
"description": "Time from request to response headers, in milliseconds.",
"type": [
"integer",
"null"
]
},
"statusCode": {
"description": "HTTP status code returned (e.g. 200, 404, 500); null if the request never completed.",
"type": [
"integer",
"null"
]
},
"up": {
"description": "true if the site responded with a success/expected status, false otherwise.",
"type": "boolean"
},
"url": {
"description": "The normalized URL that was checked.",
"type": "string"
}
},
"type": "object"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}