Scan public x402 directories, group listings by buyer-intent category, compare p
Scan public x402 directories, group listings by buyer-intent category, compare price distributions, and return underserved product opportunities, candidate keywords, pricing bands, and directory positioning notes. This deterministic endpoint does not call an upstream model. GET variant for agents, crawlers, and wallets that prefer query parameters over a JSON body. Pay up to $0.009 per request with x402 USDC on Base.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
613 msmedian answer time
$0.009listed price per call
$0.009price 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://gpt55.558686.xyz/v1/tools/x402-opportunity-finder
| Category | Commerce and shopping |
|---|---|
| Provider host | gpt55.558686.xyz |
| Networks | eip155:8453 |
| Payment schemes | exact, upto |
| 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 |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.009 | 613 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"focus": "ai-tools",
"limit": 80,
"sources": [
"x402.direct",
"agora402",
"payai-discovery"
]
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"focus": {
"maxLength": 120,
"minLength": 1,
"type": "string"
},
"limit": {
"maximum": 200,
"minimum": 10,
"type": "integer"
},
"page_size": {
"maximum": 100,
"minimum": 20,
"type": "integer"
},
"pages": {
"maximum": 3,
"minimum": 1,
"type": "integer"
},
"query": {
"maxLength": 120,
"minLength": 1,
"type": "string"
},
"sources": {
"items": {
"enum": [
"x402.direct",
"cdp-bazaar",
"agora402",
"x402-list",
"a2alist",
"payai-discovery",
"gate402"
],
"type": "string"
},
"maxItems": 8,
"type": "array"
},
"timeout_ms": {
"maximum": 15000,
"minimum": 1000,
"type": "integer"
},
"top_n": {
"maximum": 12,
"minimum": 1,
"type": "integer"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"properties": {
"fetchedAt": {
"type": "string"
},
"ok": {
"type": "boolean"
},
"tool": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}