x402serps
x402serps: cited answer — web search, read the top pages, and return a short answer with numbered citations (currently uses extractive summaries)
Answeringour last check, 2026-11-04
1 of 1checks answered this week
26 msmedian answer time
$0.02listed price per call
$0.02price 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://x402serps.com/api/v1/answer
| Category | Search and research |
|---|---|
| Provider host | x402serps.com |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-11-04 | valid payment request | 402 | $0.02 | 26 ms |
Example input (from the provider)
{
"body": {
"q": "example query"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"freshness": {
"description": "hour, day, week, month or year",
"type": "string"
},
"gl": {
"description": "Country code",
"type": "string"
},
"n": {
"description": "Pages to read 2-6, default 4",
"type": "number"
},
"q": {
"description": "Question (alias: query)",
"type": "string"
}
},
"required": [
"q"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"answer": {
"type": "string"
},
"citations": {
"items": {
"properties": {
"id": {
"type": "number"
},
"title": {
"type": "string"
},
"url": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"elapsedMs": {
"type": "number"
},
"method": {
"type": "string"
},
"model": {
"type": "string"
},
"query": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}