Introductory pricing
Introductory pricing. NeuroDynamic speech-to-text transcription: convert a voice note or short audio recording into a JSON transcript. Up to 60 seconds and 12 MiB; WAV, MP3, FLAC or Ogg. No account needed. Read https://api.neurodynamic.tech/docs for inputs, privacy and payment recovery. 0.01 USDC on Base.
10000 (raw units)
price
6
calls / 30d
2
unique payers
2026-09-12
updated
Provider
api.neurodynamic.tech · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xa369aC3412360206DB63507b190E691c0C5B9F3e",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "10000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"file": "<binary WAV audio>",
"model": "whisper-1"
},
"bodyType": "form-data",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"duration_seconds": 4,
"text": "Example transcript."
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"file": {
"description": "WAV, MP3, FLAC or Ogg; max 60 seconds and 12 MiB",
"format": "binary",
"type": "string"
},
"language": {
"pattern": "^[a-z]{2}$",
"type": "string"
},
"model": {
"enum": [
"whisper-1"
],
"type": "string"
},
"response_format": {
"enum": [
"json"
],
"type": "string"
}
},
"required": [
"file"
],
"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"
},
"output": {
"properties": {
"example": {
"properties": {
"duration_seconds": {
"type": "number"
},
"text": {
"type": "string"
}
},
"required": [
"text",
"duration_seconds"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://api.neurodynamic.tech/v1/audio/transcriptions" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://api.neurodynamic.tech/v1/audio/transcriptions");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://api.neurodynamic.tech/v1/audio/transcriptions")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/7571.json, and this resource appears in /discovery/resources and /discovery/search.