Marketplace · API · x402

fronterasignal.com/api/v1/materials

Use to check what common building materials cost on the shelf in the Rio Grande Valley (McAllen, Mission, Edinburg): 2x4 and 2x6 studs, OSB, drywall, concrete mix, CMU block, rebar, shingles, underlayment, housewrap, insulation, paint, doors, deck screws. Dated prices at big box stores and a local yard, checked twice a week, for estimating or checking a bid. Not a quote. Example: "What does a sheet of 7/16 OSB cost in McAllen this week?"

Endpointhttps://fronterasignal.com/api/v1/materials
Trust✓ Verified callable · 100% uptime over 1 checks · ~280 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x6B7a56B58c89631aB60E7153b6170677A1Af00be
methodGET
last updated2026-11-11T15:14:26.196Z

Use it

Call it (an x402 client pays automatically)

curl -i https://fronterasignal.com/api/v1/materials
# 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-abc82f26542ee280

Search the whole marketplace from your agent (MCP)

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