# Services from api.language123.net on Zero

> api.language123.net serves 5 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.language123.net
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.language123.net/health.json

## Services

- [Automaton Media APIs – YouTube Transcript (Captions)](https://www.zero.xyz/c/automaton-media-apis-youtube-transcript-captions-9f1ec8e2/llms.txt): $0.003/call via x402. Fetches the existing captions/transcript from a YouTube video (or yt-dlp-supported URL) instantly and returns it in txt, srt, vtt, or json format.
- [Automaton Media APIs – Speech-to-Text Transcription](https://www.zero.xyz/c/automaton-media-apis-speech-to-text-transcription-5625c97d/llms.txt): $0.01/call via x402. Transcribes audio or video from a public URL into text, SRT, VTT, or JSON format, with optional summarization and translation, paid per-request via USDC.
- [Automaton Media Text-to-Speech API](https://www.zero.xyz/c/automaton-media-text-to-speech-api-f0fcf3f6/llms.txt): $0.005/call via x402. Converts text to natural English speech audio (MP3 or WAV) with selectable voice and speed, billed per 1,000 characters via USDC on Base
- [Automaton Media Image Generation API](https://www.zero.xyz/c/automaton-media-image-generation-api-a0657848/llms.txt): $0.02/call via x402. Generates AI images from text prompts, accepting optional negative prompts, dimensions, format, and seed, billed per-request via USDC on Base.
- [Automaton Media Web Page to Markdown Extractor](https://www.zero.xyz/c/automaton-media-web-page-to-markdown-extractor-cdc5dd16/llms.txt): $0.002/call via x402. Converts any public web page URL into clean markdown text, returning the title, markdown content, and word count

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

- [Zero catalog index](https://www.zero.xyz/llms.txt)