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LeadsCreate lead
Leads

Create lead

Create a single lead in the workspace. Returns 409 if a lead with the same email already exists.

curl -X POST "https://api.sendkit.ai/v1/leads" \
  -H "Content-Type: application/json" \
  -H "X-Api-Key: YOUR_API_KEY" \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -d '{
  "email": "john@acme.com",
  "firstName": "John",
  "lastName": "Doe",
  "companyName": "Acme Corp",
  "jobTitle": "VP of Sales",
  "phone": "+1-555-123-4567",
  "linkedinUrl": "https://linkedin.com/in/johndoe",
  "city": "San Francisco",
  "state": "CA",
  "country": "US",
  "tags": [
    "vip",
    "enterprise"
  ],
  "customFields": {
    "industry": "SaaS",
    "revenue": "$10M"
  }
}'
{
  "success": true,
  "data": {
    "_id": "665d4e5f6a7b8c9d0e1f2a3b",
    "email": "john@acme.com",
    "firstName": "John",
    "lastName": "Doe",
    "companyName": "Acme Corp",
    "jobTitle": "VP of Sales",
    "phoneNumber": "+1-555-123-4567",
    "linkedinUrl": "https://linkedin.com/in/johndoe",
    "city": "San Francisco",
    "state": "CA",
    "country": "US",
    "tags": [
      "vip",
      "enterprise"
    ],
    "customFields": {
      "industry": "SaaS",
      "revenue": "$10M"
    },
    "emailVerified": false,
    "userId": "664f0a1b2c3d4e5f6a7b8c9d",
    "workspaceId": "664f0a1b2c3d4e5f6a7b8c9e",
    "createdAt": "2025-06-10T10:30:00.000Z",
    "updatedAt": "2025-06-10T10:30:00.000Z"
  }
}
POST
/v1/leads
POST
API Key (header: X-Api-Key)
X-Api-Keystring
Required

Platform API key (sk_user_...) or Workspace API key (sk_...)

Platform API key (sk_user_...) or Workspace API key (sk_...)
Bearer Token
Bearer Tokenstring
Required

API key as Bearer token

API key as Bearer token
Content-Typestring
Required

The media type of the request body

Options: application/json
emailstring
Required

Lead email address (stored lowercase)

Format: email
phonestring

Phone number

linkedinUrlstring

LinkedIn profile URL

Format: uri
tagsarray

Tags to assign to the lead

customFieldsobject

Arbitrary key-value custom fields

Request Preview
Response

Response will appear here after sending the request

Authentication

header
X-Api-Keystring
Required

API Key for authentication. Platform API key (sk_user_...) or Workspace API key (sk_...)

header
Authorizationstring
Required

Bearer token. API key as Bearer token

Body

application/json
emailstring
Required

Lead email address (stored lowercase)

phonestring

Phone number

linkedinUrlstring

LinkedIn profile URL

tagsarray

Tags to assign to the lead

customFieldsobject

Arbitrary key-value custom fields

Responses