# Services from penniless-json-repair.sjaman.workers.dev on Zero

> penniless-json-repair.sjaman.workers.dev serves 9 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/penniless-json-repair.sjaman.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/penniless-json-repair.sjaman.workers.dev/health.json

## Services

- [Penniless Data Utilities – Text Diff](https://www.zero.xyz/c/penniless-data-utilities-text-diff-904a7781/llms.txt): $0.001/call via x402. Computes a unified line-level diff between two text inputs, returning added/removed line counts and a unified diff string
- [Penniless Data Utilities – Email Validation](https://www.zero.xyz/c/penniless-data-utilities-email-validation-facf70ff/llms.txt): $0.001/call via x402. Validates an email address by checking format syntax and performing a live DNS MX record lookup to confirm the domain can receive mail
- [Penniless Data Utilities – GitHub Repo Stats](https://www.zero.xyz/c/penniless-data-utilities-github-repo-stats-1c6c9720/llms.txt): $0.001/call via x402. Fetches GitHub repository metadata including stars, forks, license, language, open issues, and last push timestamp for a given repo.
- [Penniless Data Utilities – JSON Repair](https://www.zero.xyz/c/penniless-data-utilities-json-repair-df510e4e/llms.txt): $0.001/call via x402. Repairs malformed, truncated, or syntactically broken JSON strings deterministically without calling any AI model
- [Penniless Data Utilities – WHOIS / RDAP Domain Lookup](https://www.zero.xyz/c/penniless-data-utilities-whois-rdap-domain-lookup-35123749/llms.txt): $0.001/call via x402. Returns structured WHOIS/RDAP registration data for a domain, including registrar, nameservers, status flags, DNSSEC status, and registration/expiration dates.
- [Penniless Data Utilities – HTML Text & Link Extractor](https://www.zero.xyz/c/penniless-data-utilities-html-text-link-extractor-f2eef600/llms.txt): $0.001/call via x402. Extracts plain text, URLs, email addresses, and headings from raw HTML content, returning structured data without any AI model involvement.
- [Penniless Data Utilities – YAML to JSON Converter](https://www.zero.xyz/c/penniless-data-utilities-yaml-to-json-converter-42712660/llms.txt): $0.001/call via x402. Converts a YAML document to its equivalent JSON representation, deterministically and without any AI model involvement.
- [Penniless Data Utilities – DNS Lookup](https://www.zero.xyz/c/penniless-data-utilities-dns-lookup-d3f6ff34/llms.txt): $0.001/call via x402. Performs a DNS record lookup for a given domain, returning structured answers for any record type (A, MX, TXT, etc.) via DNS over HTTPS.
- [Penniless Data Utilities – Cron Next Run](https://www.zero.xyz/c/penniless-data-utilities-cron-next-run-b0202c9c/llms.txt): $0.001/call via x402. Calculates the next scheduled execution time of a cron expression, returning an ISO 8601 timestamp and epoch milliseconds.

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)