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OpenWebNinja Email Search
x402
OpenWebNinja Email Search is a paid API for AI agents from x402.openwebninja.com, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-13).
Searches for email addresses matching a query and domain filter, returning a list of discovered emails
Price / call$0.003
Success—
StatusUnknown
How this service works
40+ public web-data, SERP, e-commerce, real-estate, finance and AI-search APIs, payable per call over x402 (USDC on Base, Polygon, Arbitrum). No account or API key required. Most endpoints $0.003; AI-model endpoints $0.005.
Output
Returns a JSON object containing a list of discovered email address strings matching the query and domain, along with a request ID and a status field indicating success or failure.
Example use cases
Build a targeted outreach list for sales
“I need to find email addresses at techcorp.com for people in the sales department. Can you search for emails matching 'sales' and give me the top 50 results?”
Research engineering team at a company
“Help me discover engineer emails at microsoft.com by searching for 'engineer' or 'developer'. I'd like a comprehensive list of anyone matching those terms.”
Identify HR and recruiting contacts
“Can you find HR and recruiting emails at a company domain startupxyz.com? Search for terms like 'recruiter', 'HR', and 'talent' and compile all the matching email addresses you find.”
Technical details
Endpoint
GEThttps://x402.openwebninja.com/email-search/search-emailsWhen to prefer
Use this endpoint when you need to discover email addresses associated with a specific domain and keyword query, such as finding employee emails at a company for lead generation, outreach, or contact research. Prefer this over general web scraping when you need structured email output filtered by domain.
Side effects
- Missing required 'query' or 'email_domain' parameter — returns 400 bad request
- No emails found matching the criteria — returns empty data array
- Payment not provided or insufficient — returns 402 Payment Required
- Invalid domain format — may return error or empty results
- Rate limiting or quota exceeded — may return 429 Too Many Requests
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| required | string | |
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {}
}Tags
x402
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