Email verification API
https://open.kickbox.com
Auth type
OAuth 2.0
Auth header
Authorization: Bearer YOUR_ACCESS_TOKEN
Rate limit
4,000 API calls/min (authenticated)
Pricing
Free tier available
Free quota
10 GB storage / forever
Documentation
https://open.kickbox.com/
Endpoint status
Live — HTTP 200 — endpoint is accessible893ms
(checked Mar 29, 2026)
Builder score
B
65%
builder-friendly
OAuth 2.0 or JWT (Server Authentication) for machine-to-machine
Authorization: Bearer YOUR_ACCESS_TOKEN
| Plan | Price/mo | Included |
|---|---|---|
| Individual | Free | 10 GB storage |
| Business Starter | $15 | Per user/mo, unlimited storage |
| Business | $20 | Per user/mo, advanced admin |
| Enterprise | $0 | Custom pricing |
Individual: free (10GB). Business Starter: $15/user/mo (unlimited storage). Business: $20/user/mo. Enterprise: custom.
| Method | Path | Description |
|---|---|---|
| GET | / |
See documentation for endpoint reference |
curl 'https://open.kickbox.com'
{}
Data sourced from API Map. Always verify pricing and rate limits against the official Kickbox documentation.