# Strale, free, trial credits, POST /v1/do, Email Validation: Email validation API

> Validate an email address: RFC 5322 syntax, MX records, 5,361 disposable domain detection, role-based address detection (35 patterns), free provider detection, and typo suggestion for common providers (gmial.com ? gmail.com). Returns deliverability assessment with per-check breakdown.

Strale's email validation API on its Free trial credits plan, $0.00 per 1,000 emails. 3 of the 6 key fields: Address, Its check, Company.

- This page: https://datacircle.dev/validate-email-apis/strale/free-trial-credits-post-v1-do-email-validation
- Get it: https://strale.dev/pricing
- Its API docs: https://strale.dev/capabilities/email-validate
- Sold by: Strale (https://strale.dev)
- Checked: 2026-10-21

## In the answer

- Completeness: 50%
- Address: ✓
- Its check: ✓
- Company: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Per: call
- Also pays for: from the same budget: every capability and solution

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Validate an email address: RFC 5322 syntax, MX records, 5,361 disposable domain detection, role-based address detection (35 patterns), free provider detection, and typo suggestion for common providers (gmial.com ? gmail.com). Returns deliverability assessment with per-check breakdown.

## Data

- Keep data: no limit
- Use data: You agree not to use the Service to: break the law, evade sanctions, or facilitate fraud, process personal data of EU/UK data subjects without an appropriate lawful basis, circumvent rate limits, quotas, or the Service’s authentication, resell the Service as your own or build a competing product whose primary purpose is to mirror Strale’s capability catalog, scrape or systematically extract Strale’s own metadata (capability descriptions, test results, pricing) outside of the documented public endpoints, use AI-assisted capability outputs as the sole basis for decisions with legal or significant effects on a person without human review [...] You retain all rights to the data you send to the Service and to the structured responses you receive.

## Plan

- Pay: $0

## Rate limit

- Per second: 10
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: capability_slug, inputs.email. Optional: max_price_cents, require_fresh, dry_run
- Method: POST
- Path: /v1/do

## About the plan

- Plan: Free trial credits
- Who can get it: anyone who signs up, one trial credit per email address

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

email address, valid, domain, MX records, format valid, disposable, has MX records, role address, free provider, reason

## Strale's plans (4)

- [Strale, free, trial credits, POST /v1/do, Email Validation](https://datacircle.dev/validate-email-apis/strale/free-trial-credits-post-v1-do-email-validation/llms.txt): $0.00 per 1,000, 50% complete
- [Strale, free, tier](https://datacircle.dev/validate-email-apis/strale/free-tier/llms.txt): $0.00 per 1,000, 50% complete
- [Strale, pay as you go, x402 (USDC on Base), POST /x402/email-validate-bulk](https://datacircle.dev/validate-email-apis/strale/pay-as-you-go-x402-usdc-on-base-post-x402-email-validate-bulk/llms.txt): $1.62 per 1,000, 50% complete
- [Strale, €10 pack, Prepaid wallet, POST /v1/do, Email Validation](https://datacircle.dev/validate-email-apis/strale/10-pack-prepaid-wallet-post-v1-do-email-validation/llms.txt): $33.759 per 1,000, 50% complete

## Strale's calls (6)

- `POST /v1/do`, Bulk Email Validation: [Strale, free, trial credits, POST /v1/do, Bulk Email Validation](https://datacircle.dev/validate-email-apis/strale/free-trial-credits-post-v1-do-bulk-email-validation/llms.txt)
- `POST /v1/do`, Email Validation: [Strale, free, trial credits, POST /v1/do, Email Validation](https://datacircle.dev/validate-email-apis/strale/free-trial-credits-post-v1-do-email-validation/llms.txt)
- `POST /v1/do`, Lead Email Verify: [Strale, free, trial credits, POST /v1/do, Lead Email Verify](https://datacircle.dev/validate-email-apis/strale/free-trial-credits-post-v1-do-lead-email-verify/llms.txt)
- `POST /x402/email-validate-bulk`: [Strale, pay as you go, x402 (USDC on Base), POST /x402/email-validate-bulk](https://datacircle.dev/validate-email-apis/strale/pay-as-you-go-x402-usdc-on-base-post-x402-email-validate-bulk/llms.txt)
- `GET /x402/email-validate`: [Strale, pay as you go, x402 (USDC on Base), GET /x402/email-validate](https://datacircle.dev/validate-email-apis/strale/pay-as-you-go-x402-usdc-on-base-get-x402-email-validate/llms.txt)
- `POST /x402/solutions/lead-email-verify`: [Strale, pay as you go, x402 (USDC on Base), POST /x402/solutions/lead-email-verify](https://datacircle.dev/validate-email-apis/strale/pay-as-you-go-x402-usdc-on-base-post-x402-solutions-lead-email-verify/llms.txt)

## Similar plans of other providers

- [Verifalia, free](https://datacircle.dev/validate-email-apis/verifalia/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [Truelist, free, Free, POST /api/v1/batches](https://datacircle.dev/validate-email-apis/truelist/free-free-post-api-v1-batches/llms.txt): $0.00 per 1,000, 50% complete, live
- [validTo, free, Get Started Free, GET /verify](https://datacircle.dev/validate-email-apis/validto/free-get-started-free-get-verify/llms.txt): $0.00 per 1,000, 50% complete, live
- [treg, free](https://datacircle.dev/validate-email-apis/treg/free/llms.txt): $0.00 per 1,000, 33% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-21.

- https://api.strale.io/v1/capabilities
- https://strale.dev
- https://strale.dev/capabilities/email-validate
- https://strale.dev/docs
- https://strale.dev/llms.txt
- https://strale.dev/pricing
- https://strale.dev/privacy
- https://strale.dev/terms