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  • API Reference
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Bitrix24 REST API and Marketplace Applications
  • What the Bitrix24 REST API Allows
    • Ready-to-use scenarios for REST API
      • How to do... in CRM?
        • How to Add Leads and Other Entities
        • Add Lead
        • Add Lead with Files
        • Add Activity to New Lead or Deal Depending on CRM Mode
        • Add Repeat Lead
        • Add Contact
        • Add Contact with Details
        • Add Company
        • Add Company with Details
        • Create a Vendor in CRM
        • Add Deal and Company with Details
        • Add Calendar Event for Client Work
        • Add Template and Create Document Based on It
        • Send E-mail to Client on Behalf of Employee
        • Add Comment to Smart Process Timeline
        • Create Custom Field in Smart Process
        • Set Up Rounding for Custom Field of Type "Number"
        • How to Create a New Sales Funnel with Stages in Smart Process
  • REST API Limits
  • Error Codes
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How to Add Leads and Other Entities

If you are developing integrations for Bitrix24 using AI tools (Codex, Claude Code, Cursor), connect the MCP server so that the assistant can utilize the official REST documentation.

  • Add a Lead via Web Form
  • Add Lead with Files via Web Form
  • Add a CRM Activity to a New Lead or Deal Depending on the CRM Mode
  • Add Duplicate Lead
  • Add Contact via Web Form
  • Add a Contact with Details via Web Form
  • Adding a Company via Web Form
  • Add a Company with Details via Web Form
  • How to Create a Vendor in CRM
  • Add a Deal and Company with Requisites
  • Add Calendar Event for Client Management
  • How to Add a Comment to the Timeline of a Smart Process
  • How to Create a Custom Field in a Smart Process
  • How to Configure Rounding for a Custom Field of Type "Number"
  • How to Create a New Sales Funnel with Stages in a Smart Process
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Add Lead