Email check and vaildation

Validate email addresses using the apipick Email Validator API. Performs syntax checking, MX record verification, and disposable/throwaway email detection. Use when the user wants to verify an email address, check if an email domain exists and can receive mail, detect disposable or temporary emails, or validate email format. Requires an apipick API key (x-api-key). Get a free key at https://www.apipick.com.

Audits

Pass

ClawScanPass

Agentic behavior and permission review.

Static analysisPass

Pattern checks against bundled files.

VirusTotalPass

Multi-engine malware detections and file reputation.

Install

openclaw skills install apipick-email-checker

apipick Email Validator

Validate email addresses with syntax check, MX record lookup, and disposable email detection.

Endpoint

POST https://www.apipick.com/api/check-email

Authentication: x-api-key: YOUR_API_KEY header required. Get a free API key at https://www.apipick.com/dashboard/api-keys

Request

{"email": "user@example.com"}

Response

{
  "success": true,
  "code": 200,
  "message": "Email validation complete",
  "data": {
    "email": "user@example.com",
    "valid": true,
    "syntax_valid": true,
    "mx_valid": true,
    "disposable": false,
    "domain": "example.com",
    "normalized": "user@example.com",
    "reason": null
  },
  "credits_used": 1,
  "remaining_credits": 99
}

Key fields:

valid: true only when both syntax_valid AND mx_valid are true
disposable: true if the domain is a known throwaway email service
reason: explanation when validation fails (null on success)
normalized: canonical lowercase form of the email

Error Codes

Code	Meaning
400	Invalid request
401	Missing or invalid API key
402	Insufficient credits

Cost: 1 credit per request

Usage Pattern

Use $APIPICK_API_KEY env var as the x-api-key header value; if not set, ask the user for their apipick API key
Make the POST request with the email address
Report the valid status and flag if disposable is true
Show reason when validation fails

See references/api_reference.md for full response field descriptions.