CleanSignUps pricing: email verification API
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- FreeFree$0.00 per 1,000
- $19 pack5,000 credits$3.80 per 1,000
- $25 pack5,000 lifetime credits$5.00 per 1,000
- $29 pack10,000 credits$2.90 per 1,000
- $59 pack25,000 credits$2.36 per 1,000
- $109 pack50,000 credits$2.18 per 1,000
- $189 pack100,000 credits$1.89 per 1,000
- $7.99 monthlyLaunch$7.99 per 1,000
- $17.99 monthlyBoost$3.598 per 1,000
- $29.99 monthlyProfessional$2.999 per 1,000
- $79.99 monthlyPro$3.20 per 1,000
- $129.99 monthlyScaleX$2.60 per 1,000
- $199.99 monthlyEnterprise$1.9999 per 1,000
- $599.99 monthlyPower$1.20 per 1,000
- $799.99 monthlyTitan$0.80 per 1,000
POST / api/ dashboard/ verify CleanSignUps's only callAbout this item
- Live. CleanSignUps checks the email when you call the API.
- 4 of the 6 key fields we check. Address, Deliverability, Confidence, Company.
- Nothing to pay. You get 50 credits a month, enough for 50 calls. Calls stop once your credits run out. Credits are reset each billing cycle.
- One call. You send
emailtoPOST /. The call returns whether the address takes mail.api/ dashboard/ verify - Anyone can get it. Keep data: no limit. Use data: with conditions.
CleanSignUps: email verification API alternatives
CleanSignUps alternatives: every email verification API provider ranked
The table starts with CleanSignUps's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to CleanSignUps's. Each plan in the table gives live data.
| CleanSignUps, $799.99 monthly | BillionVerify, $80 pack, Professional, POST /verify/bulk | Verimail, $200 pack | validTo, $200 monthly, 250,000 Verifications (Monthly), GET /verify | Zuhal, $20 monthly, Monthly: 25,000 Credits, POST /bulk/upload | |
|---|---|---|---|---|---|
| $ per 1,000 emails | $0.80 | $0.80 | $0.80 | $0.80 | $0.80 |
| Completeness | 67% | 67% | 50% | 50% | 33% |
| Billing | monthly | pay first | pay first | monthly | monthly |
| Pay | $799.99 | $80 | $200 | $200 | $20 |
| Enough for | 1,000,000 calls a month | 100,000 results | 250,000 calls | 250,000 calls a month | 25,000 results a month |
| Freshness | live | live | live | live | live |
| Who can get it | anyone | anyone at least 18 years old and legally able to enter into a contract, for their internal business purposes only | businesses and professionals, not directed at anyone under 18 | anyone | anyone at least 18 years old |
Sources
From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-05.
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Address
- Deliverability
- Confidence
- Name, not in the answer
- Place, not in the answer
- Company
| $ per 1,000 emails | $0.00 |
|---|---|
| Per | call |
| Billing | free |
| Aggregators | none |
|---|
| Also pays for | from the same budget: Bulk Verification |
|---|
| Units cap | hard |
|---|
| $ per 1,000 | $0.00 |
|---|
| Their pitch | Verify email addresses in real time, block disposable emails, improve deliverability, and prevent fake signups with the CleanSignUps Email Verification API. |
|---|
| Freshness | live |
|---|---|
| What it checks | format, mail servers, disposable domains, role addresses, mailbox |
| Keep data | no limit |
| Use data | You agree not to use the Services for any unlawful purpose or in any way that violates these Terms. Prohibited uses include: Spam: You will not use the results of the Services to send unsolicited bulk commercial emails (spam). Abuse: You will not use the Services to verify email addresses obtained unlawfully or without the consent of the email owner. Harmful Activity: You will not upload any content that is harmful, threatening, abusive, harassing, defamatory, or obscene. System Integrity: You will not attempt to gain unauthorized access to the Services, or interfere with the integrity or performance of the Services. |
| Pay | $0 |
|---|---|
| You get | 50 credits a month |
| Enough for | 50 calls a month |
| Expires | reset each billing cycle |
| Batch | 1 |
|---|
| Answer | in the call |
|---|
| You send | |
|---|---|
| Method | POST |
| Path | /api/dashboard/verify |
| Plan | Free |
|---|---|
| Who can get it | anyone |
The 35 fields the plan's answer can hold
email address, domain, valid, disposable, suspicious, role, quality score, risks, blocked, no-reply, status, sub-status, SMTP provider, MX found, MX record, syntax valid, SPF, DMARC, free, spam trap, gibberish, blacklisted, blacklist name, did you mean, domain age, SMTP quality score, greylisted, can receive email, port 25 status, port 25 can receive, port 25 reason, mailbox exists, credits used, credit limit, credits remaining