# Services from promptvault-x402.onrender.com on Zero

> promptvault-x402.onrender.com 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/promptvault-x402.onrender.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/promptvault-x402.onrender.com/health.json

## Services

- [PromptVault — Prompt & Agent Workflow Pack Download](https://www.zero.xyz/c/promptvault-prompt-agent-workflow-pack-download-4fe0c72d/llms.txt): $3/call via x402. Delivers a ZIP archive of curated system prompts and agent workflows upon payment of 3 USDC on Base via x402 protocol
- [PromptVault — Checkout USDC Base](https://www.zero.xyz/c/promptvault-checkout-usdc-base-aeaac1d5/llms.txt): $0.05/call via x402. Delivers a downloadable ZIP of AI system prompts and agent workflow files upon USDC payment via x402 on Base
- [PromptVault — Checkout USDC Base](https://www.zero.xyz/c/promptvault-checkout-usdc-base-2bc3b043/llms.txt): $0.1/call via x402. Purchase and download the PromptVault v1 system prompts and agent workflow ZIP pack by paying 0.1 USDC on Base via x402
- [PromptVault Checkout — USDC on Base](https://www.zero.xyz/c/promptvault-checkout-usdc-on-base-ba1bbc30/llms.txt): $0.01/call via x402. Sells and delivers a ZIP bundle of system prompts and agent workflows (PromptVault v1) via a micropayment of $0.01–$3 USDC on Base using the x402 protocol
- [PromptVault Checkout — USDC on Base](https://www.zero.xyz/c/promptvault-checkout-usdc-on-base-6e7d7872/llms.txt): $0.01/call via x402. Delivers a downloadable ZIP of PromptVault v1 system prompts and agent workflows after payment via x402 (USDC 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)