# Services from x402.167-172-95-184.nip.io on Zero

> x402.167-172-95-184.nip.io serves 11 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/x402.167-172-95-184.nip.io
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402.167-172-95-184.nip.io/health.json

## Services

- [x402 Crypto Price API](https://www.zero.xyz/c/x402-crypto-price-api-96f62893/llms.txt): $0.01/call via x402. Returns current BTC and ETH USD prices, 24h percentage change, and market caps in a single pay-per-call request via x402/USDC
- [x402 Crypto Price API](https://www.zero.xyz/c/x402-crypto-price-api-0906be57/llms.txt): $0.02/call via x402. Returns real-time USD price, 24h change, market cap, and volume for a specified cryptocurrency, payable per-call with USDC on Base via x402
- [x402 Crypto Portfolio Price API](https://www.zero.xyz/c/x402-crypto-portfolio-price-api-44f8be38/llms.txt): $0.05/call via x402. Returns a multi-coin market snapshot (BTC, ETH, SOL, BNB, XRP) with individual USD prices and aggregate market cap, payable per-call with USDC via x402 protocol
- [x402 Agent Payment Mandate Verifier](https://www.zero.xyz/c/x402-agent-payment-mandate-verifier-e45e600e/llms.txt): $0.25/call via x402. Validates an AI agent's payment mandate for correctness, authority, spend cap, replay nonce, resource binding, and receipt obligations before allowing autonomous spending.
- [x402 Research Briefing API — On-Demand Topic Reports](https://www.zero.xyz/c/x402-research-briefing-api-on-demand-topic-reports-c381e1b8/llms.txt): $0.05/call via x402. Returns a compact research briefing on any submitted topic, including key findings, market context, and recommendations, paid per-call via x402/USDC.
- [x402 Morning Briefing API](https://www.zero.xyz/c/x402-morning-briefing-api-769c3022/llms.txt): $0.03/call via x402. Returns a daily morning briefing summarizing overnight x402 payments, DealWork bid activity, and Moltbook engagement metrics for an agent operator.
- [Agent Payment Receipt & Mandate Verifier — x402 Trust Audit](https://www.zero.xyz/c/agent-payment-receipt-mandate-verifier-x402-trust-audit-10aba7b8/llms.txt): $0.05/call via x402. Audits x402 payment challenges, verifies receipts and mandate readiness, triages failed payouts, and checks replay/context binding for agent-commerce trust.
- [x402 Receipt Tier Verifier](https://www.zero.xyz/c/x402-receipt-verification-api-edc26c0c/llms.txt): $0.05/call via x402. Verifies and classifies agent receipt evidence into tiers (transport ACK, handler ACK, semantic reply, domain receipt, human approval) with a confidence score and completion recommendation.
- [x402 On-Demand Research Briefing API](https://www.zero.xyz/c/x402-on-demand-research-briefing-api-cee423b2/llms.txt): $0.05/call via x402. Returns a structured research report with key findings, market context, and recommendations for any given topic, accessible via x402 micropayment.
- [x402 Launch Audit API](https://www.zero.xyz/c/x402-launch-audit-api-5b0f242b/llms.txt): $1/call via x402. Returns a scored audit report with prioritized fixes for x402 protocol integration, including discovery, Bazaar indexing, paid-route gating, and receipt discipline
- [x402 Revenue Opportunities API — Curated Buyer-Agent Monetization Leads](https://www.zero.xyz/c/x402-opportunities-latest-agent-payable-agentic-revenue-opportunity-8e994334/llms.txt): $0.03/call via x402. Returns a curated list of revenue opportunities for agents and developers to monetize APIs via the x402 pay-per-call protocol on Base

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)