Updates one shared beta prior with each variant’s supplied clicks and non-clicks
Updates one shared beta prior with each variant’s supplied clicks and non-clicks, reports posterior means and bounded normal-approximation 95% intervals, and ranks by posterior mean. It does not run an experiment, correct assignment bias, prove significance or predict future performance under distribution shift.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
890 msmedian answer time
$0.003listed price per call
$0.003price 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://creator.halowerk.com/v1/thumbnail-ctr
| Category | Image and media |
|---|---|
| Provider host | creator.halowerk.com |
| 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 | $0.003 | 890 ms |
Example input (from the provider)
{
"body": {
"prior_alpha": 1,
"prior_beta": 1,
"variants": [
{
"clicks": 806,
"impressions": 12400,
"name": "close-up"
},
{
"clicks": 675,
"impressions": 11850,
"name": "wide-shot"
},
{
"clicks": 823,
"impressions": 12100,
"name": "text-led"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"prior_alpha": {
"maximum": 1000000,
"minimum": 1e-06,
"type": "number"
},
"prior_beta": {
"maximum": 1000000,
"minimum": 1e-06,
"type": "number"
},
"variants": {
"items": {
"additionalProperties": false,
"properties": {
"clicks": {
"maximum": 1000000000000,
"minimum": 0,
"type": "integer"
},
"impressions": {
"maximum": 1000000000000,
"minimum": 1,
"type": "integer"
},
"name": {
"maxLength": 128,
"minLength": 1,
"type": "string"
}
},
"required": [
"name",
"impressions",
"clicks"
],
"type": "object"
},
"maxItems": 1000,
"minItems": 1,
"type": "array"
}
},
"required": [
"variants",
"prior_alpha",
"prior_beta"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}