ToolAssay

Speech-to-text transcription

Speech-to-text transcription · one locally validated audio upload · 0% service fee launch promotion

Answeringour last check, 2026-09-24
1 of 1checks answered this week
894 msmedian answer time
$0.005034listed price per call
$0.005034price 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://onchainrouter.dev/v1/audio/transcriptions

CategoryImage and media
Provider hostonchainrouter.dev
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days4 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.005034 894 ms

Example input (from the provider)

{
  "body": {
    "audio_base64": "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",
    "file_format": "other",
    "model": "elevenlabs/scribe-v2",
    "response_format": "json"
  },
  "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": {
            "audio_base64": {
              "description": "Canonical RFC 4648 Base64 audio without a data-URL prefix or whitespace.",
              "format": "byte",
              "maxLength": 34952536,
              "minLength": 4,
              "type": "string"
            },
            "file_format": {
              "default": "other",
              "enum": [
                "other"
              ],
              "type": "string"
            },
            "model": {
              "enum": [
                "elevenlabs/scribe-v2"
              ],
              "type": "string"
            },
            "response_format": {
              "enum": [
                "json",
                "verbose_json"
              ],
              "type": "string"
            }
          },
          "required": [
            "audio_base64",
            "model"
          ]
        },
        "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"
}

This page as JSON