Marketplace · API · x402

chain.tollkit.dev/chain/tx

Transaction lookup on Base, Ethereum or Solana: give a transaction hash or signature, get its status, sender, fee and every token transfer.

Endpoint	`https://chain.tollkit.dev/chain/tx`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~270 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	0x6b11C413f916eCFA846302ff05c171c3B497924e
method	POST
last updated	2026-11-01T22:08:25.771Z

Use it

Call it (an x402 client pays automatically)

curl -i https://chain.tollkit.dev/chain/tx
# 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/x402-4df9778a0c6b0918

Search the whole marketplace from your agent (MCP)

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

Transaction lookup (EVM) (AIPayGen)
API$0.001/call

chain.tollkit.dev/chain/tx

Use it

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