# Services from tax-api-production-eb93.up.railway.app on Zero

> tax-api-production-eb93.up.railway.app serves 3 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/tax-api-production-eb93.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/tax-api-production-eb93.up.railway.app/health.json

## Services

- [Crypto Tax Calculator](https://www.zero.xyz/c/crypto-tax-calculator-ee0481c4/llms.txt): $0.05/call via x402. Calculates US capital gains tax liability on cryptocurrency transactions using 2026 tax brackets, covering LTCG, STCG, and NIIT
- [Crypto Tax Calculator](https://www.zero.xyz/c/crypto-tax-calculator-705daca4/llms.txt): $0.1/call via x402. Calculates US capital gains tax liability for cryptocurrency transactions using 2026 tax brackets, covering LTCG, STCG, and NIIT.
- [Crypto Tax Calculator](https://www.zero.xyz/c/crypto-tax-calculator-cafdddee/llms.txt): $0.05/call via x402. Calculates US capital gains tax (LTCG, STCG, and NIIT) on cryptocurrency trades using 2026 tax brackets, paid per calculation on Base via x402.

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)