# MobileValidate, top-up from $20, Top-up of $20 to $99.99, POST /lookup: Email verification API

> Check if a mailbox exists without sending mail: the API asks the webmail provider and answers yes, no or unknown, in real time or bulk. Unknowns are free.

MobileValidate's email verification API on its Top-up of $20 to $99.99 plan. It costs $6.00 per 1,000 emails. It returns 3 of the 6 key fields we check: Address, Deliverability, Confidence.
We haven't run MobileValidate through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
Half of the 3,753 plans we rank by price cost $1.98 per 1,000 emails or less. This plan costs less per 1,000 emails than 18% of the 3,753 plans.
[treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers.
[Disify's $9 monthly plan (/email)](https://datacircle.dev/validate-email-apis/disify/9-monthly-starter-post-email/llms.txt) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.
[MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt), [Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/499-monthly/llms.txt) and [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup
- [Email validation API: 180+ verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://mobilevalidate.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://api.mobilevalidate.com/v1/lookup`
- API key: with the plan, on https://mobilevalidate.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://mobilevalidate.com/docs/lookups?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: MobileValidate (https://mobilevalidate.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 50%
- Address: ✓
- Deliverability: ✓
- Confidence: ✓

## Price

- $ per 1,000 emails: $6.00
- Per: result
- Billing: pay first

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: WhatsApp number check · WhatsApp Business account check · Telegram number check · Viber number check · Signal number check · iMessage number check · RCS capability check · LINE number check · Zalo number check · Botim number check · Facebook Messenger number check · Facebook number check · Instagram number check · Threads number check · X (Twitter) number check · TikTok number check · Snapchat number check · LinkedIn number check · Apple number check · Amazon number check · Microsoft number check · Netflix number check · Carrier lookup · US/CA carrier lookup · Spam reputation · Live network status (HLR) · Number portability (MNP) · Gmail account check by e-mail · Outlook account check by e-mail · Yahoo account check by e-mail · Apple account check by e-mail · Amazon account check by e-mail · Facebook account check by e-mail · Instagram account check by e-mail · Netflix account check by e-mail · Spotify account check by e-mail · LinkedIn account check by e-mail · X (Twitter) account check by e-mail

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Check if a mailbox exists without sending mail: the API asks the webmail provider and answers yes, no or unknown, in real time or bulk. Unknowns are free.

## Data

- Freshness: live
- What it checks: mailbox
- Keep data: no limit
- Use data: You may use Results for your internal business purposes. You may not resell, license, publish or otherwise make Results or the Service available to third parties, or use them to build a competing product or dataset, without our written agreement. [...] You must comply with the Acceptable Use Policy. Among other things it prohibits enumeration of number ranges or generated e-mail lists, stalking and locating people, identification and profiling of individuals, eligibility decisions, resale without our written agreement, getting around our controls, attacks on the Service and unlawful messaging.

## Plan

- Pay: $20
- You get: $20
- Enough for: about 3,333 results
- Expires: never

## Rate limit

- Per second: 10
- Batch: 100

## Speed

- Answer: in the call or by polling

## The call

- You send: emails, checks "email.valid". Optional: max_age, wait, max_cost.amount, max_cost.currency, webhook_endpoint_id, metadata, Idempotency-Key header
- Method: POST
- Path: /lookup

## About the plan

- Plan: Top-up of $20 to $99.99
- Who can get it: businesses, public bodies and sole traders in the course of their trade, not consumers, live access is approved automatically after sign-up

## The 23 fields the plan's answer can hold

lookup ID, lookup status, live mode, created at, input, email, email status, check status, registered, confidence, confidence score, checked at, cached, age in seconds, billed, reason, suggestion, summary, billed units, cost, balance after, request ID, metadata

## MobileValidate's plans (5)

- [MobileValidate, top-up from $20, Top-up of $20 to $99.99, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup/llms.txt): $6.00 per 1,000, 50% complete, live
- [MobileValidate, top-up from $100, Top-up of $100 to $499.99, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-100-top-up-of-100-to-499-99-post-lookup/llms.txt): $5.714 per 1,000, 50% complete, live
- [MobileValidate, top-up from $500, Top-up of $500 to $1,999.99, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-500-top-up-of-500-to-1999-99-post-lookup/llms.txt): $5.556 per 1,000, 50% complete, live
- [MobileValidate, top-up from $2,000, Top-up of $2,000 to $10,000, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-2000-top-up-of-2000-to-10000-post-lookup/llms.txt): $5.455 per 1,000, 50% complete, live
- [MobileValidate, contact us, Committed volume, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/contact-us-committed-volume-post-lookup/llms.txt): 50% complete, live

## MobileValidate's calls for this API (2)

- `POST /jobs`: [MobileValidate, top-up from $20, Top-up of $20 to $99.99, POST /jobs](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-jobs/llms.txt)
- `POST /lookup`: [MobileValidate, top-up from $20, Top-up of $20 to $99.99, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup/llms.txt)

## MobileValidate's APIs (2)

- [MobileValidate: phone validation API pricing, 5 plans, POST /jobs, Carrier lookup (bulk job)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-jobs-carrier-lookup-bulk-job/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /lookup, Carrier lookup (real-time)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup-carrier-lookup-real-time/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /jobs, Live network status (HLR) (bulk job)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-jobs-live-network-status-hlr-bulk-job/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /lookup, Live network status (HLR) (real-time)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup-live-network-status-hlr-real-time/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /jobs, Number portability (MNP) (bulk job)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-jobs-number-portability-mnp-bulk-job/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /lookup, Number portability (MNP) (real-time)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup-number-portability-mnp-real-time/llms.txt)
- [MobileValidate: phone validation API pricing, 5 plans, POST /jobs, US/CA carrier lookup (bulk job)](https://datacircle.dev/validate-phone-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-jobs-us-ca-carrier-lookup-bulk-job/llms.txt)
- [MobileValidate: email verification API pricing, 5 plans, POST /lookup](https://datacircle.dev/validate-email-apis/mobilevalidate/top-up-from-20-top-up-of-20-to-99-99-post-lookup/llms.txt)

## MobileValidate: email verification API alternatives

- [Easy Email Verification, $60 pack, Pay-as-you-go, 10,000 emails, POST /bulk/upload](https://datacircle.dev/validate-email-apis/easy-email-verification/60-pack-pay-as-you-go-10000-emails-post-bulk-upload/llms.txt): $6.00 per 1,000, 50% complete, live
- [Qualisend, $6 pack, Pay as you go, 1,000 credits, POST /verify/bulk](https://datacircle.dev/validate-email-apis/qualisend/6-pack-pay-as-you-go-1000-credits-post-verify-bulk/llms.txt): $6.00 per 1,000, 50% complete, live
- [Bouncer, $60 pack, Pay as you go, 10,000 credits, POST /v1.1/email/verify/batch](https://datacircle.dev/validate-email-apis/bouncer/60-pack-pay-as-you-go-10000-credits-post-v1-1-email-verify-batch/llms.txt): $6.00 per 1,000, 67% complete, live
- [Mailnjoy, $6 pack, 1,000 credits, POST /v2/unitary, Unitary validation (simple)](https://datacircle.dev/validate-email-apis/mailnjoy/6-pack-1000-credits-post-v2-unitary-unitary-validation-simple/llms.txt): $6.00 per 1,000, 33% complete, live

## 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.

- https://mobilevalidate.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/docs/billing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/docs/lookups?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/docs/rate-limits-and-abuse?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/docs/services.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/legal/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/openapi.yaml?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/pricing.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mobilevalidate.com/services/email-verification?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing