> ## Documentation Index
> Fetch the complete documentation index at: https://docs.leadlex.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Enrich Email or Domain

> Look up a person or organization from an email address or domain

<Warning>
  This endpoint consumes enrichment credits from your workspace balance. Each successful lookup costs 1 credit. If the workspace is out of credits, the API returns `402 insufficient_credits`.
</Warning>

## Request

### Headers

```
Authorization: Bearer wbk_your_api_key_here
Content-Type: application/json
```

<ParamField header="Idempotency-Key" type="string">
  Optional UUID to deduplicate retries within 24 hours. The credit is only charged on the first successful call.
</ParamField>

### Body Parameters

<ParamField body="email" type="string">
  Email address to resolve. Either `email` or `domain` is required.
</ParamField>

<ParamField body="domain" type="string">
  Domain name to resolve (e.g. `acme.com`). Either `email` or `domain` is required.
</ParamField>

<ParamField body="include" type="array">
  Optional subset of sections to return: `person`, `company`, `social`. Defaults to all.
</ParamField>

## Response

<ResponseField name="data" type="object">
  <Expandable title="properties">
    <ResponseField name="person" type="object">Personal details when `email` is provided: `full_name`, `first_name`, `last_name`, `job_title`, `seniority`, `location`, `linkedin_url`.</ResponseField>
    <ResponseField name="company" type="object">Organizational details: `name`, `domain`, `industry`, `size`, `founded_year`, `description`, `linkedin_url`, `hq_location`.</ResponseField>
    <ResponseField name="social" type="object">Social handles, where available.</ResponseField>
    <ResponseField name="source" type="string">Origin of the data (`vendor_a`, `vendor_b`, `cached`).</ResponseField>
    <ResponseField name="confidence" type="number">Confidence score from 0.0 to 1.0.</ResponseField>
    <ResponseField name="credits_remaining" type="integer">Workspace credit balance after this call.</ResponseField>
  </Expandable>
</ResponseField>

Responses include `X-RateLimit-Limit`, `X-RateLimit-Remaining`, `X-RateLimit-Reset`, and `X-Request-ID`.

<CodeGroup>
  ```bash cURL theme={null}
  curl -X POST \
    https://data.leadlex.com/functions/v1/api-gateway/v1/email/enrich \
    -H "Authorization: Bearer wbk_your_api_key_here" \
    -H "Content-Type: application/json" \
    -d '{"email": "jane@acme.com"}'
  ```

  ```python Python theme={null}
  import requests

  API_KEY = "wbk_your_api_key_here"
  BASE_URL = "https://data.leadlex.com/functions/v1/api-gateway"

  r = requests.post(
      f"{BASE_URL}/v1/email/enrich",
      headers={
          "Authorization": f"Bearer {API_KEY}",
          "Content-Type": "application/json",
      },
      json={"email": "jane@acme.com"},
  )
  person = r.json()["data"]["person"]
  print(person["full_name"], person["job_title"])
  ```

  ```javascript JavaScript theme={null}
  const res = await fetch(
    'https://data.leadlex.com/functions/v1/api-gateway/v1/email/enrich',
    {
      method: 'POST',
      headers: {
        'Authorization': 'Bearer wbk_your_api_key_here',
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({ email: 'jane@acme.com' }),
    }
  );
  const { data } = await res.json();
  console.log(data.person?.full_name);
  ```
</CodeGroup>

### Example Response

```json theme={null}
{
  "data": {
    "person": {
      "full_name": "Jane Doe",
      "first_name": "Jane",
      "last_name": "Doe",
      "job_title": "General Counsel",
      "seniority": "executive",
      "location": "New York, NY, US",
      "linkedin_url": "https://linkedin.com/in/janedoe"
    },
    "company": {
      "name": "Acme Corp",
      "domain": "acme.com",
      "industry": "Legal Services",
      "size": "201-500",
      "founded_year": 1998,
      "hq_location": "New York, NY, US"
    },
    "source": "vendor_a",
    "confidence": 0.92,
    "credits_remaining": 4872
  }
}
```

## Errors

| Status | Code                       | Description                                       |
| ------ | -------------------------- | ------------------------------------------------- |
| 400    | `validation_error`         | Neither `email` nor `domain` was provided         |
| 401    | `invalid_key`              | Invalid or expired API key                        |
| 402    | `insufficient_credits`     | Workspace credit balance is exhausted             |
| 403    | `insufficient_permissions` | Missing `write:enrich` permission                 |
| 404    | `no_match`                 | Upstream providers returned no data for the input |
| 429    | `rate_limited`             | Rate limit exceeded                               |