# Services from superhighway.walls.sh on Zero

> superhighway.walls.sh serves 23 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/superhighway.walls.sh
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/superhighway.walls.sh/health.json

## Services

- [Superhighway Web Search for AI Agents](https://www.zero.xyz/c/superhighway-web-search-for-ai-agents-752a3e82/llms.txt): $0.005/call via x402. Searches the live web, retrieves recent news, and returns page content as clean markdown for a given research query
- [Superhighway News Search](https://www.zero.xyz/c/superhighway-news-search-7b6780c5/llms.txt): $0.001/call via x402. Search the live web for recent news articles by keyword query, with optional recency filtering and result count control
- [Superhighway URL Unfurl — Page to Markdown](https://www.zero.xyz/c/superhighway-url-unfurl-page-to-markdown-80ca10bd/llms.txt): $0.001/call via x402. Fetches a given URL and returns its content as clean, readable markdown for AI agent consumption
- [Superhighway Web Scrape — Read Any Page as Markdown](https://www.zero.xyz/c/superhighway-web-scrape-read-any-page-as-markdown-22af7765/llms.txt): $0.002/call via x402. Fetches a given HTTP/HTTPS URL and returns the page content as clean, readable markdown for AI agent consumption.
- [Superhighway Web Search for AI Agents](https://www.zero.xyz/c/superhighway-web-search-for-ai-agents-71f4ea0c/llms.txt): $0.001/call via x402. Searches the live web, retrieves recent news, and fetches any web page as clean markdown for AI agent consumption
- [Superhighway Geocode](https://www.zero.xyz/c/superhighway-geocode-3d5e4962/llms.txt): $0.001/call via x402. Converts a human-readable address or place name to geographic coordinates (forward geocoding), or converts lat/lon coordinates to a human-readable address (reverse geocoding).
- [Superhighway Sitemap Reader](https://www.zero.xyz/c/superhighway-sitemap-reader-2d09c3a1/llms.txt): $0.001/call via x402. Fetches and parses the sitemap of a website, returning its URL structure as clean, machine-readable data for AI agents
- [Superhighway NLP Web Search](https://www.zero.xyz/c/superhighway-nlp-web-search-11044155/llms.txt): $0.001/call via x402. Performs natural language web search for AI agents, returning live web results, recent news, and page content as clean markdown
- [Superhighway Image Search](https://www.zero.xyz/c/superhighway-image-search-b3b4d4f9/llms.txt): $0.001/call via x402. Search the live web for images using a query string and return up to 20 results per call.
- [Superhighway Web Search for AI Agents](https://www.zero.xyz/c/superhighway-web-search-for-ai-agents-b47d3c3d/llms.txt): $0.001/call via x402. Searches the live web and retrieves recent news or any page as clean markdown, optimized for AI agent consumption
- [Superhighway Hash — Text Hashing Utility](https://www.zero.xyz/c/superhighway-hash-text-hashing-utility-1f21831b/llms.txt): $0.001/call via x402. Computes a cryptographic hash (MD5, SHA-1, SHA-256, SHA-384, or SHA-512) of a given text string, returning the result in hex, base64, or base64url encoding.
- [Superhighway Web Search — /case endpoint](https://www.zero.xyz/c/superhighway-web-search-case-endpoint-e54a1d96/llms.txt): $0.001/call via x402. Converts input text to a web search or page-read result, returning clean markdown content from the live web
- [Superhighway RSS/Atom Feed Reader](https://www.zero.xyz/c/superhighway-rss-atom-feed-reader-f0f4005c/llms.txt): $0.001/call via x402. Fetches and parses an RSS or Atom feed URL, returning its contents as clean structured data for AI agents
- [Superhighway DNS Lookup](https://www.zero.xyz/c/superhighway-dns-lookup-39f9c3cc/llms.txt): $0.001/call via x402. Resolves DNS records for a given hostname, returning A, AAAA, MX, TXT, NS, CNAME, or SOA records
- [Superhighway Content Converter](https://www.zero.xyz/c/superhighway-content-converter-9c3477cc/llms.txt): $0.001/call via x402. Converts content from one format to another, specifically transforming web content into clean markdown for AI agents
- [Superhighway Diff — Text Difference Computation](https://www.zero.xyz/c/superhighway-diff-text-difference-computation-54fc4b48/llms.txt): $0.001/call via x402. Computes the diff between two text strings, returning the changes between an original and a modified version.
- [Superhighway Base64 Encoder/Decoder](https://www.zero.xyz/c/superhighway-base64-encoder-decoder-64918c05/llms.txt): $0.001/call via x402. Encodes or decodes text using standard or URL-safe Base64 encoding
- [Superhighway Text Stats](https://www.zero.xyz/c/superhighway-text-stats-194e7c94/llms.txt): $0.001/call via x402. Computes text statistics (e.g. word count, character count, sentence count) for a given string of text.
- [Superhighway JWT Decoder](https://www.zero.xyz/c/superhighway-jwt-decoder-966f9018/llms.txt): $0.001/call via x402. Decodes and validates a JWT token, returning its claims payload
- [Superhighway QR Code Generator](https://www.zero.xyz/c/superhighway-qr-code-generator-fed7f055/llms.txt): $0.001/call via x402. Encodes text or a URL into a QR code image
- [Superhighway Color Lookup](https://www.zero.xyz/c/superhighway-color-lookup-f597dc86/llms.txt): $0.001/call via x402. Converts a color value (hex, RGB, HSL, or CSS name) into structured color information
- [Superhighway Email Verification](https://www.zero.xyz/c/superhighway-email-verification-3c7a22e5/llms.txt): $0.001/call via x402. Verifies whether a given email address is valid via the Superhighway service
- [Superhighway Web Search](https://www.zero.xyz/c/superhighway-web-search-cc269dbe/llms.txt): $0.001/call via x402, rated 2.0/5 (1 review). Search the live web with optional recency filtering and return ranked results for AI agents

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)