MiniMax Speech HD for Agents · Speech HD

by MiniMax Speech HD for Agents

POSTBaseSolana

$0.08

per call · USD Coin on Base

Generate high-fidelity expressive speech for $0.08 USDC. Call when you need English, Portuguese, or Spanish voiceover with emotion, speed, and pitch for up to 500 UTF-8 bytes—not a phone carrier or realtime session. Returns a validated 32 kHz mono WAV URL and SHA-256 receipt. No API key, no subscription.

Endpoint

POST https://api.delx.ai/api/v1/x402/speech-hd

3

Calls / 30d

2

Unique payers / 30d

Aug 29

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://api.delx.ai/api/v1/x402/speech-hd", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "emotion": "happy",
    "language": "English",
    "pitch": 0,
    "speed": 1,
    "text": "Your autonomous agent completed the mission successfully.",
    "voice": "English_CaptivatingStoryteller"
  }),
});
const data = await res.json();
cURL
curl -X POST \
  "https://api.delx.ai/api/v1/x402/speech-hd" \
  -H "Content-Type: application/json" \
  -d '{"emotion":"happy","language":"English","pitch":0,"speed":1,"text":"Your autonomous agent completed the mission successfully.","voice":"English_CaptivatingStoryteller"}' \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "audio_url": "https://api.delx.ai/api/v1/generated-audio-hd/7de36cd5f5f34ef8a28904b9b5985f60.wav",
  "bytes": 588252,
  "channels": 1,
  "duration_ms": 9172,
  "emotion": "happy",
  "generation_id": "7de36cd5f5f34ef8a28904b9b5985f60",
  "gross_margin_usd": 0.067,
  "input_tokens": 130,
  "language": "English",
  "media_type": "audio/wav",
  "model": "minimax/speech-02-hd",
  "pitch": 0,
  "provider": "replicate",
  "provider_attempts": 1,
  "sale_price_usdc": 0.08,
  "sample_rate_hz": 32000,
  "sample_width_bits": 16,
  "sha256": "7ded32df89c15e721f6e997931b3ee28d40a89635fe35d91b5a496712e95bead",
  "speed": 1,
  "upstream_cost_usd": 0.013,
  "voice": "English_CaptivatingStoryteller"
}

Payment details

Pay to0x9f8bd9875b3e0b632a24a3a7c73f7787175e73a2
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase, Solana
Schemesexact

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