# Services from api.discoverdmc.cloud on Zero

> api.discoverdmc.cloud serves 6 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.discoverdmc.cloud
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.discoverdmc.cloud/health.json

## Services

- [Paygentic Hyperliquid Perp Pre-Trade Risk Check](https://www.zero.xyz/c/paygentic-hyperliquid-perp-pre-trade-risk-check-43b06501/llms.txt): $0.005/call via x402. Calculates pre-trade risk metrics for a Hyperliquid perpetual futures position, including liquidation price, slippage, funding cost, and risk flags.
- [paygentic Email Validator](https://www.zero.xyz/c/paygentic-email-validator-62cc8c53/llms.txt): $0.001/call via x402. Validates an email address by checking its syntax and performing an MX record lookup on its domain
- [Paygentic Domain DNS Checker](https://www.zero.xyz/c/paygentic-domain-dns-checker-5a90b573/llms.txt): $0.001/call via x402. Checks whether a domain resolves and returns its A, MX, and NS DNS records.
- [paygentic Web Page to Markdown Converter](https://www.zero.xyz/c/paygentic-web-page-to-markdown-converter-e29de327/llms.txt): $0.002/call via x402. Fetches any HTTP/HTTPS URL and returns the page content as clean Markdown, reducing token usage compared to raw HTML.
- [Paygentic Paper Trading Arena – Open/Close Position](https://www.zero.xyz/c/paygentic-paper-trading-arena-open-close-position-2b585178/llms.txt): $0.001/call via x402. Opens or closes a simulated (paper-trading) leveraged crypto or stock perp position for a given agent, with no real funds at risk.
- [paygentic Text Classifier](https://www.zero.xyz/c/paygentic-text-classifier-4c7b999b/llms.txt): $0.005/call via x402. Classifies a piece of text into exactly one of a caller-supplied set of labels using an LLM

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)