# agdata, pay as you go: Email verification API

> Email verification API for AI agents: send up to 20 email addresses and get a verdict for each as JSON: status, score, whether the domain exists and has a mail server, disposable, role-based and free-provider flags, catch-all detection and a typo suggestion. Catch-all and strict servers are reported as risky or unknown, never as valid. Pay per address in stablecoins, addresses that got no verdict are refunded.

agdata's email verification API on its Pay as you go plan. It costs $1.78 per 1,000 emails. It returns 2 of the 6 key fields we check: Deliverability, Confidence.
You also pay $0.013 for each call, however many emails you ask for.
Half of the 2,488 plans we rank by price cost $2.00 per 1,000 emails or less. This plan is cheaper than 55% of the 2,488 plans.
[treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) costs the least per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $26.95 per 1,000 emails when no provider answers.
[Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/149-monthly/llms.txt), [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) and [treg](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) are the best email verification API providers in our benchmark.

- This page: https://datacircle.dev/validate-email-apis/agdata/pay-as-you-go
- [Best email verification API in 2026: pricing compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://agdata.shveik.dev/pricing
- Request: `POST https://agdata.shveik.dev/x402/email-verify`
- API key: not needed
- Its API docs: https://agdata.shveik.dev/docs#routes
- Sold by: agdata (https://agdata.shveik.dev)
- Checked: 2026-10-31

## In the answer

- Completeness: 33%
- Deliverability: ✓
- Confidence: ✓

## Price

- $ per 1,000 emails: $1.78
- Per: result
- Billing: pay as you go

## Aggregators

- Aggregators: none

## Charges

- Start fee: $0.013
- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Email verification API for AI agents: send up to 20 email addresses and get a verdict for each as JSON: status, score, whether the domain exists and has a mail server, disposable, role-based and free-provider flags, catch-all detection and a typo suggestion. Catch-all and strict servers are reported as risky or unknown, never as valid. Pay per address in stablecoins, addresses that got no verdict are refunded.

## Data

- What it checks: mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: Use the service lawfully and with the rights and authority your requests require. No fraud, harassment, infringement, malware, unauthorized access or service abuse. We may refuse, limit or suspend use and change or discontinue the service.

## Plan

- Pay: per call

## Rate limit

- Batch: 20

## Speed

- Answer: in the call

## The call

- You send: emails. Optional: Idempotency-Key
- Method: POST
- Path: /x402/email-verify

## About the plan

- Plan: Pay as you go
- Who can get it: anyone, with no account or API key, paying each call in USDC from a wallet: x402 on Base or Polygon, or MPP on Base

## The 10 fields the plan's answer can hold

status, score, domain exists, mail server, disposable, role-based, free provider, catch-all, typo suggestion, mailbox exists

## agdata's plans (1)

- [agdata, pay as you go](https://datacircle.dev/validate-email-apis/agdata/pay-as-you-go/llms.txt): $1.78 per 1,000, 33% complete

## agdata's calls for this API (1)

- `POST /x402/email-verify`: [agdata, pay as you go](https://datacircle.dev/validate-email-apis/agdata/pay-as-you-go/llms.txt)

## agdata's APIs (11)

- [agdata: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: news API pricing, 1 plan](https://datacircle.dev/news-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: web search API pricing, 1 plan](https://datacircle.dev/web-search-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: Facebook page API pricing, 1 plan](https://datacircle.dev/facebook-page-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: Facebook post API pricing, 1 plan](https://datacircle.dev/facebook-post-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn company post API pricing, 1 plan](https://datacircle.dev/linkedin-company-post-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn company data API pricing, 1 plan](https://datacircle.dev/linkedin-company-profile-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn profile post API pricing, 1 plan](https://datacircle.dev/linkedin-person-post-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn job search API pricing, 1 plan](https://datacircle.dev/linkedin-job-search-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn profile API pricing, 1 plan, POST /x402/linkedin](https://datacircle.dev/linkedin-profile-apis/agdata/pay-as-you-go/llms.txt)
- [agdata: LinkedIn profile API pricing, 1 plan, POST /x402/linkedin-profile-email](https://datacircle.dev/linkedin-profile-apis/agdata/pay-as-you-go-pay-as-you-go-post-x402-linkedin-profile-email/llms.txt)

## agdata: email verification API alternatives

- [Bounceless, $89 pack, 50,000 credit pack, POST /v1/requests, Create a batch (emails)](https://datacircle.dev/validate-email-apis/bounceless/89-pack-50000-credit-pack-post-v1-requests-50000-credits/llms.txt): $1.78 per 1,000, 50% complete, live
- [EmailListVerify, $89 monthly, 50,000 credits, POST /api/verifyApiFile](https://datacircle.dev/validate-email-apis/emaillistverify/89-monthly-50000-credits-post-api-verifyapifile/llms.txt): $1.78 per 1,000, 50% complete, live
- [MillionVerifier, $89 pack, 50,000 verification credits, GET /api/v3](https://datacircle.dev/validate-email-apis/millionverifier/89-pack-50000-verification-credits-get-api-v3/llms.txt): $1.78 per 1,000, 50% complete, live
- [Enrow, $997 monthly, Scale, POST /email/verify/bulk](https://datacircle.dev/validate-email-apis/enrow/997-monthly-scale-post-email-verify-bulk/llms.txt): $1.78 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 2026-10-31.

- https://agdata.shveik.dev
- https://agdata.shveik.dev/docs
- https://agdata.shveik.dev/llms.txt
- https://agdata.shveik.dev/openapi.json
- https://agdata.shveik.dev/pricing
- https://agdata.shveik.dev/pricing.md
- https://agdata.shveik.dev/privacy
- https://agdata.shveik.dev/terms