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Overview

The Lance API provides programmatic access to your sales prospecting platform. Use it to:
  • Search prospects - Find companies and people matching your ICP criteria
  • Manage lead lists - Create, update, and populate lead lists
  • Enrich contacts - Get phone numbers and emails for your leads
  • Integrate with CRM - Export leads to Bullhorn and other CRMs

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Base URL

All API requests should be made to: 
https://app.lance.so/api/v1

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Authentication

The Lance API uses Bearer token authentication. Include your API key in the Authorization header: 
curl -X GET "https://app.lance.so/api/v1/operations/credits/balance" \
  -H "Authorization: Bearer YOUR_API_KEY"
Get a paid subscription at app.lance.so and create an API key under https://app.lance.so/account/api-keys

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Response Format

All responses are returned in JSON format and adhere to standard REST API response codes. Error responses include an error message: 
{
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid parameter: email"
  }
}

Lead Lists

Create and manage lead lists

Enrichment

Enrich contacts with phone and email