Marketplace · API · x402

api.form5500data.com/prospects

Prospect lists of U.S. retirement plans from public DOL Form 5500 filings, for sales prospecting and market research: up to 100 plans per call by industry (DOL business code, matched from plain words), state, city, ZIP, size, plan type, inception date or recordkeeper. Each plan: plan and sponsor name, mailing address, EIN and plan number, industry, inception date, participants, net assets, form type, recordkeeper and primary advisor from Schedule C. Large filers by default. JSON or CSV.

Endpointhttps://api.form5500data.com/prospects
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x1C79c5C2eE71ADDaeADe5CCF3F707D924C75Cb4b
methodGET
last updated2026-11-08T23:34:58.598Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.form5500data.com/prospects
# 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-cafe29d3022e0f6b

Search the whole marketplace from your agent (MCP)

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

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