ContactCampaigns.com — Managed CAN-SPAM Outbound Campaign Relay x402 API
GET https://contactcampaigns.com/api/a2a/x402/lead-scrape
Listed in x402 List · Data: x402-list.com (CC BY 4.0)
On-Demand SMB & B2B Lead Scraping + Technical Flaw Enrichment ($0.25 USDC per 10-lead batch on Base Mainnet 8453, or pass tradeOfferSummary to settle via Service-for-Service Trade)
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET 'https://contactcampaigns.com/api/a2a/x402/lead-scrape'
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseEstimated calls per day
Paid calls to contactcampaigns.com's tracked endpoints each day, estimated from the 30-day totals the x402 catalogues report. Each bar is the change in that 30-day total since the day before, plus the calls that left the 30-day window (taken as an average day). It is an estimate: Hagglyai does not measure or pay for these calls.
No usage reported for any of 1 tracked endpoint. Unknown usage is left out, not counted as zero.
Compared with other providers
Coverage matters: a provider whose endpoints report more of their usage can rank higher.
| # | Provider | Reported 30-day calls | Coverage |
|---|---|---|---|
| 1 | stableenrich.dev | 42,481 | 15 of 31 endpoints |
| 2 | win.oneshotagent.com | 12,253 | 14 of 28 endpoints |
| 3 | market.datapackvibe.com | 7,551 | 4664 of 7890 endpoints |
| 4 | x402.orthogonal.com | 5,722 | 206 of 231 endpoints |
| 5 | agent402.tools | 4,340 | 153 of 237 endpoints |
| 6 | api.clawfetch.ai | 2,976 | 4 of 8 endpoints |
| 7 | api.kadec0.xyz | 1,617 | 12 of 12 endpoints |
| 8 | api.x402node.dev | 1,364 | 163 of 188 endpoints |