← Back to marketplace

DTelecom STT — Real-Time Speech-to-Text API

external

Production-grade real-time speech-to-text for AI agents. Pay with USDC via x402. No API keys, no accounts. $0.005/min, 99+ languages. Built on dTelecom DePIN.

by Dtelecom3 endpoints100% uptime406ms avg

Price

from $0.0250

per request

Network

base

Category

ai

On-chain txns

2

Uptime

100%

Avg latency

406ms

Checks

160

Status

Healthy

Base URL

https://x402stt.dtelecom.org

Endpoints (3)

Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.

POST/v1/credits/purchase
base

Purchase microcredits for gateway services

POST/v1/session
base$0.0250

Real-time speech-to-text: buy a session, connect via WebSocket, stream audio, receive transcriptions. $0.005/min, min 5 min.

POST/v1/session/extend
base$0.0250

Extend an active STT session with additional minutes.

Payment

Protocolx402 (direct payment, USDC)
Networkbase

How to call

Via APIHub (recommended)No wallet · pay with credits · gasless
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10

# call it
npx @apihubio/cli call https://x402stt.dtelecom.org \
  -X POST \
  -d '{ /* check provider docs for input */ }'

# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://x402stt.dtelecom.org
APIHub pays the provider on your behalf and debits your credit balance for the exact amount. No wallet setup, no gas, no per-call signing.
Via direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";

const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);

const res = await x402Fetch("https://x402stt.dtelecom.org", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();
Requires USDC on Base and gas on each call. The @x402/fetch client signs EIP-3009 transferWithAuthorization for each 402 response and retries.

This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.