Takes an audio or video file and returns a new audio file in which sensitive spo
Takes an audio or video file and returns a new audio file in which sensitive spoken content is covered by a 1 kHz tone or by silence. The recording is transcribed with word timestamps; then fixed, checkable patterns are searched in the words — e-mail addresses, also in spoken form, phone numbers of 7 to 15 digits, IBANs, card numbers that pass the Luhn check, and optionally any number of four or more digits — together with the names and terms you pass in terms, matched word by word regardless…
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://medien.halowerk.com/v1/audio-redact
| Category | Image and media |
|---|---|
| Provider host | medien.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 |
|---|---|---|---|---|
| 2026-10-31 | valid payment request | 402 | $0.03 | 1392 ms |
Example input (from the provider)
{
"body": {
"duration_minutes": 1,
"language": "en",
"mode": "beep",
"output_format": "mp3",
"source": {
"url": "https://static.deepgram.com/examples/Bueller-Life-moves-pretty-fast.wav"
},
"terms": [
"Bueller"
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"categories": {
"default": [
"email",
"phone",
"iban",
"card"
],
"description": "Pattern categories to redact. long_number covers every number of four or more digits and is off by default.",
"items": {
"enum": [
"email",
"phone",
"iban",
"card",
"long_number"
],
"type": "string"
},
"type": "array",
"uniqueItems": true
},
"duration_minutes": {
"description": "Length in started minutes \u2014 this is what you are billed for.",
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"language": {
"description": "BCP-47 code of the spoken language. Omit to detect it.",
"maxLength": 12,
"type": "string"
},
"mode": {
"default": "beep",
"enum": [
"beep",
"silence"
],
"type": "string"
},
"output_format": {
"default": "opus",
"enum": [
"opus",
"mp3",
"wav",
"flac"
],
"type": "string"
},
"padding_ms": {
"default": 120,
"description": "Margin added before and after each hit.",
"maximum": 1000,
"minimum": 0,
"type": "integer"
},
"source": {
"additionalProperties": false,
"description": "The recording. Either url or content_base64.",
"properties": {
"content_base64": {
"maxLength": 12000000,
"type": "string"
},
"filename": {
"maxLength": 260,
"type": "string"
},
"url": {
"maxLength": 2048,
"type": "string"
}
},
"type": "object"
},
"terms": {
"description": "Names and terms to redact, matched word by word, case-insensitive. Multi-word terms are allowed.",
"items": {
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"maxItems": 200,
"type": "array"
}
},
"required": [
"source",
"duration_minutes"
],
"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"
}