# Services from api.node4all.com on Zero

> api.node4all.com serves 4 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.node4all.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.node4all.com/health.json

## Services

- [Node4All pdf2md — PDF to Markdown Converter](https://www.zero.xyz/c/api-node4all-com-fca28a85/llms.txt): $0.05/call via x402. Converts an uploaded PDF file into Markdown text using layout-aware parsing, suitable for feeding document content into AI agent context windows.
- [Node4All Fortune (x402 Demo)](https://www.zero.xyz/c/api-node4all-com-06646b59/llms.txt): $0.002/call via x402. Returns a deterministic fortune reading derived from the x402 payment authorization nonce, serving as a demo of the x402 v2 micropayment flow on Base with USDC via Coinbase CDP.
- [Node4All Fortune (x402 Demo)](https://www.zero.xyz/c/api-node4all-com-970b4a1e/llms.txt): $0.002/call via x402. Returns a deterministic fortune reading derived from the x402 payment authorization nonce, serving as a flagship demo of the x402 v2 micropayment flow on Base/USDC.
- [Node4All md2pdf — Markdown to PDF Converter](https://www.zero.xyz/c/api-node4all-com-d59a4ac9/llms.txt): $0.02/call via x402, rated 1.3/5 (1 review). Converts UTF-8 Markdown content into a downloadable PDF document via multipart file upload or JSON body

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)