For developers
Email verification API for developers who want clean JSON and clear pricing
Add mailbox checks to signup forms, internal tools, and lead pipelines with REST endpoints and predictable credit usage. Verifly keeps the API surface small enough to integrate quickly.
Node.js exampleAPI
const response = await fetch('https://verifly.email/api/v1/verify?email=user@example.com', {
headers: { Authorization: `Bearer ${process.env.VERIFLY_API_KEY}` }
})
const result = await response.json()Real-time SMTP mailbox checks
Single, batch, and async bulk verification
Disposable, role account, and catch-all detection
Pay-as-you-go credits with no subscription lock-in
Search fit
Built for developer email verification API searches
Use Verifly when you need a simple API, predictable pricing, and clean JSON results before emails hit your product, CRM, or campaign tool.
Block disposable or invalid emails during signup
Add verification to Node, Python, Next.js, or automation scripts
Check account credits and usage programmatically
Build repeatable list-cleaning workflows around a stable API
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