# Services from www.x420.dev on Zero

> www.x420.dev 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/www.x420.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/www.x420.dev/health.json

## Services

- [x420 Token - Calm Your Requests (Puff)](https://www.zero.xyz/c/x420-token-calm-your-requests-puff-e21ce637/llms.txt): $1/call via x402. Purchase 1 USDC worth of x420 tokens via a single GET request, returning token receipt and transaction hashes
- [x420 Token - Spark Endpoint](https://www.zero.xyz/c/x420-token-spark-endpoint-e7d529ef/llms.txt): $1/call via x402. Triggers the x420 Spark action, returning a calm message in exchange for a $1 USDC micropayment

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)