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mirrored listing x402 eip155:8453

Convert bounded audio to WAV, MP3, Opus, or FLAC with fixed server-side FFmpeg arguments i

Convert bounded audio to WAV, MP3, Opus, or FLAC with fixed server-side FFmpeg arguments in an isolated worker. Returns base64 JSON and retains no media.

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15000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-23
updated

Provider

fetchharbor.benlab.download · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xAED4a496Fed1132b94C0A5f9Fb5eE7cf63D869C2",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "15000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "audio_base64": "UklGRg...",
          "format": "mp3"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "audio_base64": "SUQzBA...",
          "format": "mp3",
          "status": "success"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "additionalProperties": false,
              "properties": {
                "audio_base64": {
                  "contentEncoding": "base64",
                  "description": "Base64-encoded audio; decoded size is operator limited.",
                  "type": "string"
                },
                "format": {
                  "enum": [
                    "wav",
                    "mp3",
                    "opus",
                    "flac"
                  ],
                  "type": "string"
                },
                "language": {
                  "maxLength": 16,
                  "type": [
                    "string",
                    "null"
                  ]
                }
              },
              "required": [
                "audio_base64"
              ],
              "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": {
              "additionalProperties": true,
              "properties": {
                "audio_base64": {
                  "contentEncoding": "base64",
                  "type": "string"
                },
                "duration_seconds": {
                  "type": "number"
                },
                "format": {
                  "type": "string"
                },
                "status": {
                  "const": "success",
                  "type": "string"
                }
              },
              "required": [
                "status",
                "audio_base64",
                "format"
              ],
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://fetchharbor.benlab.download/audio/convert"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://fetchharbor.benlab.download/audio/convert");
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://fetchharbor.benlab.download/audio/convert")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/7473.json, and this resource appears in /discovery/resources and /discovery/search.