Marketplace · API · x402

agent-budget-guard.onrender.com/api/budget/check

Agent Budget Guard: pre-payment budget check, spending limits, allow/deny approval and audit evidence for AI agent x402 USDC payments

Endpointhttps://agent-budget-guard.onrender.com/api/budget/check
Trust100% uptime over 1 checks · ~183 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x60c402878EfcEcAe5733A88075328Aa2320C39BE
methodPOST
last updated2026-10-26T19:02:47.829Z

Use it

Call it (an x402 client pays automatically)

curl -i https://agent-budget-guard.onrender.com/api/budget/check
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-1e4d6cf51d5772ed

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}