| What it does | Email verification with real SMTP checks and catch-all detection
| Email API and SMTP relay with MCP server for AI assistants
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| Stage | Startup
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| Founded | 2026
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| Based in | US
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| Pricing model | Freemium
| Freemium
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| Pricing | 100 free credits on signup. Prepaid credits from $19 for 10,000 verifications ($0.0019 per email). Monthly subscription plans: Starter $15/month (10,000 verifications/month), Pro $39/month (50,000/month), Business $69/month (100,000/month), Scale $150/month (500,000/month), Agency $300/month (1,500,
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| Key features | - Real-time SMTP verification checks mailbox existence on recipient mail servers
- Disposable and role-based email detection
- Email syntax validation and MX record checks
- Bulk CSV upload and processing with parallel verification
- REST API with single and batch endpoints for real-time integration
- Email Finder to locate verified business email addresses
- Non-expiring prepaid credits system
- Safe to Send flag indicating deliverability status
- Multiple verification layers for major email providers like Google, Microsoft, Yahoo
| - HTTP API for sending email
- SMTP relay on port 587 with STARTTLS
- Batch sending up to 100 messages per request
- Signed webhooks for delivery, bounce, complaint, open and click events
- Automatic bounce and complaint suppression
- DKIM, SPF and DMARC domain authentication with Domain Connect
- Newsletters and broadcasts with one-click unsubscribe
- Sandbox test addresses and idempotency keys
- Remote MCP server for Claude, ChatGPT and Cursor
- Local MCP server with npx for file attachments and inline images
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| What makes it different | - Catch-all detection separates uncertain domains clearly instead of marking them unknown
- Much cheaper than competitors at scale, from $0.0019 per verification
- Non-expiring credits give teams flexibility to purchase and use at their own pace
- Results displayed in separate buckets so teams can choose their own risk tolerance
- 100 free credits with no credit card required for testing
| - Transactional and marketing email in one account, no need for separate services
- MCP server integration allows AI assistants like Claude, ChatGPT and Cursor to send and manage email directly
- Free plan with 5,000 emails per month, no credit card required
- Local MCP server runs on your computer for secure file attachment without server access to local files
- No overage charges by default; hard stop at quota with optional paid extra emails
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 14 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 6 | 0 |
| Citation Flow (Majestic) | 30 | 0 |
| Referring domains (Majestic) | 90 | 0 |