# Services from api.qist.info on Zero

> api.qist.info serves 5 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.qist.info
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.qist.info/health.json

## Services

- [Islamic Prayer Times](https://www.zero.xyz/c/islamic-prayer-times-fd7f432a/llms.txt): $0.01/call via x402. Returns precise Islamic prayer times (fajr, sunrise, dhuhr, asr, maghrib, isha) and qibla direction for any coordinates and date using astronomical computation
- [Arabic Text Repair for PDF and OCR Extraction](https://www.zero.xyz/c/arabic-text-repair-for-pdf-and-ocr-extraction-bf786719/llms.txt): $0.02/call via x402. Repairs Arabic text extracted from PDFs and OCR by normalizing Unicode Presentation Forms, fixing visual-order reversal, removing invisible bidi controls, and converting Arabic-Indic digits to ASCII.
- [Hijri Date Converter](https://www.zero.xyz/c/hijri-date-converter-6d12f13a/llms.txt): $0.01/call via x402. Converts Gregorian dates to Hijri (Umm al-Qura calendar) and vice versa, returning day/month/year components along with Arabic and English month names and a formatted Arabic date string.
- [Shariah Compliance Screening for Crypto Assets](https://www.zero.xyz/c/shariah-compliance-screening-for-crypto-assets-45973de5/llms.txt): $0.15/call via x402. Screen a cryptocurrency asset against Islamic finance prohibition criteria (riba, maysir, gharar, impermissible business, real utility) and return per-criterion assessments with scholarly reasoning.
- [Zakat Calculation](https://www.zero.xyz/c/zakat-calculation-4f781fcc/llms.txt): $0.1/call via x402. Computes Islamic zakat obligation on multiple asset classes (cash, gold, silver, crypto, stocks, business inventory, receivables) against both gold and silver nisab thresholds, returning the zakat amount due and flagging threshold disagreements.

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)