# DataVault Email Validation

> DataVault Email Validation is a paid API for AI agents from zetdatavault.vercel.app, paid per call via x402, $0.03/call, status unknown (last checked 2026-09-15).

Validates an email address and returns deliverability and format information

## Facts

- Endpoint: POST https://zetdatavault.vercel.app/api/email-validate
- Price: $0.03/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/datavault-email-validation-904f3581
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_QGugRx8P4uNufkpw-Al5R

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability datavault-email-validation-904f3581 -d '<json body>'
```

Example prompt: Can you validate this email address for me — user@example.com — and tell me whether it's actually deliverable and properly formatted?

## When to prefer this

Use this endpoint when you need a quick, pay-per-call email validation without a subscription — ideal for validating individual email addresses in workflows, sign-up forms, or lead enrichment pipelines where you pay only $0.03 USDC per check via Base.

## Known failure modes

- Missing required 'email' field returns an error
- Malformed JSON body causes a 400-level response
- Invalid or unreachable email returns a validation failure in the data object
- Payment failure or insufficient USDC balance triggers a 402 Payment Required response
- Rate limiting or server errors return 5xx responses

## How this service works

54 endpoints spanning local tools, live data feeds, and AI-powered text processing. Pay-per-call with USDC on Base.

## Output

Returns a JSON object with a success boolean and a data object containing validation details about the email address, such as format correctness and deliverability status.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "email"
 ],
 "properties": {
  "email": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "data": {
   "type": "object"
  },
  "success": {
   "type": "boolean"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/datavault-email-validation-904f3581/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from zetdatavault.vercel.app](https://www.zero.xyz/host/zetdatavault.vercel.app/llms.txt)