# dTelecom STT – Real-Time Speech-to-Text

> dTelecom STT – Real-Time Speech-to-Text is a free API for AI agents from x402stt.dtelecom.org, Free, status down (last checked 2026-09-15).

Retrieves pricing information for the dTelecom real-time speech-to-text (STT) service that converts streaming audio to transcriptions via WebSocket sessions

## Facts

- Endpoint: GET https://x402stt.dtelecom.org/pricing
- Price: Free
- Status: down
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/dtelecom-stt-3d6392fc
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_jpuG9hSDa92BI0PEgZ8FK

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability dtelecom-stt-3d6392fc
```

Example prompt: Can you check the pricing for dTelecom's real-time speech-to-text service so I know what it'll cost before I start a streaming transcription session?

## When to prefer this

Use this endpoint when you need to look up pricing for dTelecom's real-time speech-to-text service before initiating a paid session. Prefer this over attempting to start a session directly when you need cost confirmation or want to present pricing to a user prior to payment.

## Known failure modes

- Service unavailable — 5xx response if the pricing endpoint is down
- Network timeout if the host is unreachable
- Empty or malformed pricing page if the endpoint is in early/beta state
- Rate limiting if queried excessively

## How this service works

Real-time speech-to-text

## Output

Returns pricing details for the dTelecom STT service, including the cost per session or per call, enabling the agent to inform the user before purchasing a session and connecting via WebSocket to stream audio for transcription.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/dtelecom-stt-3d6392fc/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402stt.dtelecom.org](https://www.zero.xyz/host/x402stt.dtelecom.org/llms.txt)