Inspect a public JSON, RSS, or Atom URL, detect its record structure, and return
Inspect a public JSON, RSS, or Atom URL, detect its record structure, and return a normalizer-verified FreshDelta monitoring configuration with stable IDs, selected fields, confidence, and warnings.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
398 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://delta.rursus.app/v1/sources/inspect
| Category | Everything else |
|---|---|
| Provider host | delta.rursus.app |
| 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 |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 398 ms |
Example input (from the provider)
{
"body": {
"url": "https://api.coinbase.com/v2/currencies"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"url": {
"description": "Public HTTPS JSON, RSS, or Atom URL without credentials, query parameters, or fragments",
"maxLength": 2048,
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"canonicalUrl": {
"description": "Public HTTPS JSON, RSS, or Atom URL without credentials, query parameters, or fragments",
"maxLength": 2048,
"type": "string"
},
"confidence": {
"enum": [
"high",
"medium",
"low"
],
"type": "string"
},
"detectedFormat": {
"enum": [
"json",
"rss",
"atom"
],
"type": "string"
},
"itemCount": {
"maximum": 200,
"minimum": 0,
"type": "integer"
},
"network": {
"enum": [
"eip155:84532",
"eip155:8453"
],
"type": "string"
},
"price": {
"const": "$0.01",
"type": "string"
},
"selectedFields": {
"items": {
"maxLength": 64,
"minLength": 1,
"type": "string"
},
"maxItems": 12,
"type": "array"
},
"source": {
"oneOf": [
{
"additionalProperties": false,
"properties": {
"fields": {
"additionalProperties": {
"items": {
"maxLength": 64,
"minLength": 1,
"pattern": "^[A-Za-z0-9_.:@-]+$",
"type": "string"
},
"maxItems": 8,
"minItems": 1,
"type": "array"
},
"propertyNames": {
"maxLength": 64,
"minLength": 1,
"pattern": "^[A-Za-z][A-Za-z0-9_-]*$",
"type": "string"
},
"type": "object"
},
"format": {
"const": "json",
"type": "string"
},
"idPath": {
"description": "Property path to a stable unique string or safe-integer item identifier",
"items": {
"maxLength": 64,
"minLength": 1,
"pattern": "^[A-Za-z0-9_.:@-]+$",
"type": "string"
},
"maxItems": 8,
"minItems": 1,
"type": "array"
},
"itemsPath": {
"description": "Property path to the record array; use an empty array when the JSON document root is the array",
"items": {
"maxLength": 64,
"minLength": 1,
"pattern": "^[A-Za-z0-9_.:@-]+$",
"type": "string"
},
"maxItems": 8,
"type": "array"
},
"url": {
"description": "Public HTTPS JSON, RSS, or Atom URL without credentials, query parameters, or fragments",
"maxLength": 2048,
"type": "string"
}
},
"required": [
"url",
"format",
"itemsPath",
"idPath",
"fields"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"format": {
"enum": [
"rss",
"atom"
],
"type": "string"
},
"url": {
"description": "Public HTTPS JSON, RSS, or Atom URL without credentials, query parameters, or fragments",
"maxLength": 2048,
"type": "string"
}
},
"required": [
"url",
"format"
],
"type": "object"
}
]
},
"warnings