Marketplace · API · x402

api.novarithm.com/agents/v1/payments/usdc-balance

Current USDC balance of an address on Base or Base Sepolia (balanceOf on the official Circle contract).

Endpointhttps://api.novarithm.com/agents/v1/payments/usdc-balance
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xe414aD5c7542CE63D890526f0e2133ff8da6F22D
methodGET
last updated2026-11-11T12:31:37.624Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.novarithm.com/agents/v1/payments/usdc-balance
# 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/x402-7aa84e694501c459

Search the whole marketplace from your agent (MCP)

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