Marketplace · API · x402

chainsscope.duckdns.org/tools/address-activity

Recent transaction history for an address, normalized across Ethereum, Base, Arbitrum, Optimism, Polygon, Bitcoin, and Solana -- direction, counterparty, and value where the chain's data model makes that derivable.

Endpoint	`https://chainsscope.duckdns.org/tools/address-activity`
Trust	100% uptime over 1 checks · ~1392 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x1f5f8474fA0dc1Fde79187abd68Ef8Ea15ADAe34
method	POST
last updated	2026-11-07T11:14:51.377Z

Use it

Call it (an x402 client pays automatically)

curl -i https://chainsscope.duckdns.org/tools/address-activity
# 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-f1ec1f35b5b3a334

Search the whole marketplace from your agent (MCP)

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