Marketplace · API · x402

api.vextorium.com/v1/us-debt-avg-interest

Average interest rate the US Treasury pays on its debt by instrument (bills, notes, bonds, TIPS, FRNs...) and total, with the rate one year earlier. US Treasury, public domain.

Endpointhttps://api.vextorium.com/v1/us-debt-avg-interest
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf
methodPOST
last updated2026-11-08T21:18:21.315Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.vextorium.com/v1/us-debt-avg-interest
# 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-bcbbf9fe4e34e396

Search the whole marketplace from your agent (MCP)

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