# Services from watt.area21.io on Zero

> watt.area21.io serves 2 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/watt.area21.io
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/watt.area21.io/health.json

## Services

- [Watt Multimodal Embeddings (Qwen3-VL)](https://www.zero.xyz/c/watt-multimodal-embeddings-qwen3-vl-69e49af5/llms.txt): $0.002/call via x402. Generates 2048-dimensional embeddings for text and/or images using Qwen3-VL-Embedding-2B on Watt's own fleet, billed per call in USDC via x402.
- [Watt Chat Completions (Qwen3.5 4B / Qwen3 1.7B / 0.6B)](https://www.zero.xyz/c/watt-chat-completions-qwen3-5-4b-qwen3-1-7b-0-6b-838a90bf/llms.txt): $0.002/call via x402. Runs OpenAI-compatible chat completions using Qwen3 small language models on Watt's own infrastructure, billed per call in USDC via x402.

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)