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PromptVault Checkout — USDC on Base
x402
PromptVault Checkout — USDC on Base is a paid API for AI agents from promptvault-x402.onrender.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-17).
Delivers a downloadable ZIP of PromptVault v1 system prompts and agent workflows after payment via x402 (USDC on Base)
Price / call$0.01
Success—
StatusUnknown
How this service works
Prompt + agent workflow pack sold via x402 (USDC on Base)
Output
A JSON response containing the filename ('promptvault-v1.zip'), content type ('application/zip'), and a description confirming the ZIP of PromptVault v1 system prompts and agent workflows has been delivered following successful 3 USDC Base payment.
Example use cases
Bootstrapping an AI agent starter kit
“I want to get started building AI agents — can you buy the PromptVault v1 prompt and workflow pack for 3 USDC on Base and download it for me so I have a solid set of system prompts to work from?”
Acquiring proven prompt templates for a product
“We're launching a new AI product and need a library of battle-tested system prompts fast — grab the PromptVault v1 ZIP using 3 USDC on Base and pull it down so we can review the workflows.”
Purchasing digital prompt assets for a dev team
“Can you buy the PromptVault agent workflow pack for our team? Pay 3 USDC on Base through the x402 checkout and get me the ZIP file with all the included prompts and workflows.”
Technical details
Endpoint
GEThttps://promptvault-x402.onrender.com/poolscan?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you specifically need the PromptVault v1 curated collection of system prompts and agent workflows as a downloadable bundle, and you are set up to pay via USDC on the Base network using the x402 payment protocol. It is ideal for agents or developers bootstrapping AI workflows quickly with pre-built, tested prompts rather than writing from scratch.
Side effects
- Payment not authorized or insufficient USDC balance — 402 Payment Required
- Network or blockchain confirmation delay causing timeout
- Invalid or missing payment header — 400 Bad Request
- Render.com hosting downtime — 503 Service Unavailable
- Corrupted or incomplete ZIP delivery
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"filename": "promptvault-v1.zip",
"contentType": "application/zip",
"description": "ZIP of PromptVault v1 system prompts and agent workflows after 3 USDC Base payment"
}
}Tags
x402
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