Saylor Innovations Agent Bazaar by Saylor Innovations
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mirrored listing x402 eip155:8453eip155:137eip155:42161solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

Turn speech into text: send base64 audio, get a plain transcript back

Turn speech into text: send base64 audio, get a plain transcript back. Handles WAV, MP3, FLAC and OGG up to about eight minutes per call. Priced per call with x402.

Do you run agents.dexl.io? This listing was mirrored from Coinbase's public Bazaar. Claim it in 30 seconds — no account required — and it becomes verified, permanently overriding the mirrored copy.

Claim this listing
2519 (raw units)
price
26
calls / 30d
2
unique payers
2026-09-14
updated

Provider

agents.dexl.io · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "upto",
    "network": "eip155:8453",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "upto",
    "network": "eip155:137",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "upto",
    "network": "eip155:42161",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "payTo": "0x820D61a720963fab63aB6e0aeF4D1779Eb42F6BB",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "78XC8ziNQoGHpKDkGWhd4FtzHVPd5QXq8scZjWaYQcjC",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "2519",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "audio": "<base64 audio>",
          "mime_type": "audio/wav"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "duration_seconds": 4.2,
          "text": "the transcript"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "properties": {
                "audio": {
                  "description": "Base64-encoded audio, under about 8 MB.",
                  "type": "string"
                },
                "mime_type": {
                  "description": "Audio MIME type, defaults to audio/wav.",
                  "type": "string"
                },
                "prompt": {
                  "description": "Optional instruction, defaults to a plain transcript.",
                  "type": "string"
                }
              },
              "required": [
                "audio"
              ]
            },
            "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"
    }
  }
}

Use it

curl

curl "https://agents.dexl.io/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://agents.dexl.io/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://agents.dexl.io/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 header

Machine-readable

Everything on this page is also available as clean JSON at /resources/7001.json, and this resource appears in /discovery/resources and /discovery/search.