Unpaid probe of a public https URL for x402 payment requirements ($0.005 USDC)
Unpaid probe of a public https URL for x402 payment requirements ($0.005 USDC). Never pays. Returns HTTP status, latency, whether 402/payment-requirements parse, networks, min price, schema flag. https only; caps ~12s, 200KB, 5 redirects. Factual only; as is, no guarantee. Not a rating or certification.
Answers HTTP 406 without x402 payment termsour last check, 2026-10-18
0 of 1checks answered this week
n/amedian answer time
$0.005listed price per call
n/aprice 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
GET https://well-012-x402-probe.mmelnyk2000.workers.dev/mcp#x402-probe#x402-probe
| Category | Market data |
|---|---|
| Provider host | well-012-x402-probe.mmelnyk2000.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | no x402 terms | 406 | 367 ms |
Example input (from the provider)
{
"description": "Unpaid probe of a public https URL for x402 payment requirements ($0.005 USDC). Never pays. Returns HTTP status, latency, whether 402/payment-requirements parse, networks, min price, schema flag. https only; caps ~12s, 200KB, 5 redirects. Factual only; as is, no guarantee. Not a rating or certification.",
"example": {
"url": "https://well-001-extract-table.mmelnyk2000.workers.dev/"
},
"inputSchema": {
"properties": {
"method": {
"description": "Optional HTTP method: GET (default) or POST (empty JSON body).",
"type": "string"
},
"url": {
"description": "https URL of an x402 resource or MCP origin to probe unpaid. http/file/data/localhost/private IPs rejected.",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"toolName": "x402-probe",
"transport": "streamable-http",
"type": "mcp"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"description": {
"type": "string"
},
"example": {
"type": "object"
},
"inputSchema": {
"type": "object"
},
"toolName": {
"type": "string"
},
"transport": {
"enum": [
"streamable-http"
],
"type": "string"
},
"type": {
"const": "mcp",
"type": "string"
}
},
"required": [
"type",
"toolName",
"inputSchema"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}