# Services from remarkable-creation-production-8797.up.railway.app on Zero

> remarkable-creation-production-8797.up.railway.app 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/remarkable-creation-production-8797.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/remarkable-creation-production-8797.up.railway.app/health.json

## Services

- [HTTP Response Headers Inspector](https://www.zero.xyz/c/http-response-headers-inspector-9308a187/llms.txt): $0.001/call via x402. Fetches and inspects HTTP response headers (cache, CORS, security) for any public URL
- [URL Redirect Resolver](https://www.zero.xyz/c/url-redirect-resolver-23914d9e/llms.txt): $0.001/call via x402. Resolves a public URL through its full redirect chain and returns the final destination URL and HTTP status code.
- [Robots.txt Fetcher with AI Crawler Detection](https://www.zero.xyz/c/robots-txt-fetcher-with-ai-crawler-detection-ab3f3da8/llms.txt): $0.001/call via x402. Fetches and returns the robots.txt file for a given public website, and reports which common AI crawlers (e.g. GPTBot, ClaudeBot) are mentioned in it.
- [Web Page Metadata Extractor](https://www.zero.xyz/c/web-page-metadata-extractor-d9676425/llms.txt): $0.001/call via x402. Extracts page title, description, canonical URL, Open Graph, and Twitter/X card metadata from any public webpage URL.

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)