# Services from df.x420.dev on Zero

> df.x420.dev serves 3 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/df.x420.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/df.x420.dev/health.json

## Services

- [df.x420.dev Puff Custom - Buy DF Tokens with USDC](https://www.zero.xyz/c/df-x420-dev-b8cac240/llms.txt): $5/call via x402. Purchase a custom USDC amount worth of DF tokens (0x3077c5e15F8BD67F05f73b4dC49a507543FF0b07) on-chain, with the swap executed automatically.
- [sadf (df) - x420.dev: Buy 1 USDC of df Tokens](https://www.zero.xyz/c/sadf-df-x420-dev-buy-1-usdc-of-df-tokens-a5a20a2f/llms.txt): $1/call via x402. Purchases exactly 1 USDC worth of df tokens (0x3077c5e15F8BD67F05f73b4dC49a507543FF0b07) on-chain and returns transaction details
- [sadf (df) - x420.dev: Buy 5 USDC of df Tokens](https://www.zero.xyz/c/sadf-df-x420-dev-buy-5-usdc-of-df-tokens-f87e495d/llms.txt): $5/call via x402. Purchases exactly $5 USDC worth of df tokens (0x3077c5e15F8BD67F05f73b4dC49a507543FF0b07) on-chain via a single GET request costing $5 USDC.

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)