Marketplace · API · x402

seo.openverbs.com/v1/keyword-suggestions

Keyword suggestions API: discover keywords to target from a website or page using Google Ads Keyword Planner data, with monthly search volume, CPC, advertising competition, bid estimates and monthly search history. Unlike ranked-keywords, these are suggestions, not existing rankings. Returns up to 100 keywords. No data returns empty results.

Endpoint	`https://seo.openverbs.com/v1/keyword-suggestions`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~521 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	0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A
method	POST
last updated	2026-10-28T15:49:49.726Z

Use it

Call it (an x402 client pays automatically)

curl -i https://seo.openverbs.com/v1/keyword-suggestions
# 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-ed7d666a56685175

Search the whole marketplace from your agent (MCP)

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