Find near-duplicate images
Find near-duplicate images. Computes perceptual hash distance between two image URLs to detect crops, resizes, re-compressions, and slightly edited copies of the same photo. Use for content moderation, copyright checks, and cleaning image datasets.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
721 msmedian answer time
$0.005listed price per call
$0.005price 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://api.kakerapetit.dev/v1/find-near-duplicate
| Category | Image and media |
|---|---|
| Provider host | api.kakerapetit.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 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 | $0.005 | 721 ms |
Example input (from the provider)
{
"body": {
"image_url_a": "https://picsum.photos/id/237/320/240",
"image_url_b": "https://picsum.photos/id/237/240/180"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"image_url_a": {
"description": "HTTPS URL of the first image (jpeg/png/webp/gif, max 10MB).",
"format": "uri",
"type": "string"
},
"image_url_b": {
"description": "HTTPS URL of the second image (jpeg/png/webp/gif, max 10MB).",
"format": "uri",
"type": "string"
}
},
"required": [
"image_url_a",
"image_url_b"
]
},
"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": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}