ElevenLabs TTS: 29 characters, voice 21m00Tcm4TlvDq8ikWAM

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x2A266c87F7b0D1F8A471D2d5234F5CF4FB62b206",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "7000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "FZFwXPrnGUKZ9YzgfgXbmbaDzAS8dNEjcrBXkXoKbX9A",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "7000",
    "maxTimeoutSeconds": 60
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "text": "One request, one voice track.",
          "voice": "21m00Tcm4TlvDq8ikWAM"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": "binary audio/mpeg response body (~1 KB per spoken word)",
        "format": "audio/mpeg",
        "type": "text"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "description": "a JSON body, up to 16 KB. The price is parametric: an unpaid POST answers 402 with the exact quote for the body you sent.",
              "type": "object"
            },
            "bodyType": {
              "const": "json",
              "type": "string"
            },
            "method": {
              "const": "POST",
              "type": "string"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method",
            "bodyType",
            "body"
          ],
          "type": "object"
        },
        "output": {
          "additionalProperties": false,
          "properties": {
            "example": {
              "description": "a sample response from the real code path"
            },
            "format": {
              "const": "audio/mpeg",
              "description": "the spoken audio as an mp3 response body",
              "type": "string"
            },
            "type": {
              "const": "text",
              "type": "string"
            }
          },
          "required": [
            "type",
            "format"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://kino402.com/v1/audio/tts"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://kino402.com/v1/audio/tts");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://kino402.com/v1/audio/tts")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header