Marketplace · API · x402
keywords.duoleads.com/v1/keyword-overview
Search volume, CPC, competition, keyword difficulty and search intent for up to 100 keywords in one $0.04 call (Google Ads data). Use when you already have a keyword list to prioritise. volume = avg monthly searches, cpc in USD, competition 0-1, difficulty 0-100. Keywords without data are left out of results and listed in missing (still charged). Bad input is free; upstream errors are not charged.
| Endpoint | https://keywords.duoleads.com/v1/keyword-overview |
| Trust | ✓ Verified callable · 100% uptime over 1 checks · ~252 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 | 0xCD673f7e1daD254347AEab6be0DEFe8b9C6b3A39 |
| method | POST |
| last updated | 2026-11-09T03:00:19.271Z |
Use it
Call it (an x402 client pays automatically)
curl -i https://keywords.duoleads.com/v1/keyword-overview
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATUREThis listing as JSON
curl https://aipaygen.com/v1/catalog/api/x402-b2e3e3267ba40108Search the whole marketplace from your agent (MCP)
{
"mcpServers": {
"aipaygen": {
"url": "https://aipaygen.com/mcp"
}
}
}