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POST
Send Message

Overview

Sends a message in an existing conversation. Use this to reply to leads directly from your application or automation.

Requirements

  • The conversation must exist in your workspace
  • Message text is required and cannot be empty
  • The LinkedIn account must be connected and active

Message Formatting

  • Plain text messages are supported
  • Leading and trailing whitespace is automatically trimmed
  • Empty messages will return a 400 error

Use Cases

  • Build custom chat interfaces
  • Automate responses based on lead behavior
  • Reply to leads from your CRM
  • Implement chatbot functionality

Important Notes

  • Messages are sent immediately
  • Sent messages appear in both your WaLead inbox and LinkedIn
  • Rate limits apply based on LinkedIn’s restrictions

Authorizations

x-api-key
string
header
required

API key for authentication. Generate from your WaLead dashboard.

Path Parameters

conversationUrn
string
required

Conversation URN identifier

Body

application/json

Message content

message
string
required

Message text to send

Response

Message sent successfully

success
boolean
message
string