x402 hello-world
x402 hello-world: the cheapest live call on this node ($0.001), built for agents to smoke-test the full payment loop — 402 challenge, wallet signature, facilitator settlement, JSON delivery — against a real merchant....
Answeringour last check, 2026-10-10
1 of 1checks answered this week
1173 msmedian answer time
$0.001listed price per call
$0.001price 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://api.losbeto.xyz/ping402
| Category | Commerce and shopping |
|---|---|
| Provider host | api.losbeto.xyz |
| Networks | algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, eip155:137, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 10 from 4 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-10 | valid payment request | 402 | $0.001 | 1173 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"format": "json"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"queryParams": {
"properties": {
"format": {
"description": "Response format (json)",
"type": "string"
}
},
"required": [],
"type": "object"
}
},
"type": "object"
},
"output": {
"properties": {
"example": {
"description": "x402 hello-world: the cheapest live call on this node ($0.001), built for agents to smoke-test the full payment loop \u2014 402 challenge, wallet signature, facilitator settlement, JSON delivery \u2014 against a real merchant. Returns a signed liveness receipt, the node version and a map to the free trial and the full catalog. Zero upstream calls.",
"type": "object"
}
},
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}