twilio-conversations-classic-api

Overview

Conversations (classic) API provides persistent, multi-channel threads where participants on SMS, WhatsApp, and web chat can message together. Unlike single-message APIs, Conversations maintains history and supports multi-agent access.

Note: This is the Conversations (classic) API (v1).

Prerequisites

• Twilio account with Conversations (classic) enabled — New to Twilio? See twilio-account-setup — Enable at: Console > Conversations > Manage > Overview > Enable Conversations
• Environment variables:
  • TWILIO_ACCOUNT_SID
  • TWILIO_AUTH_TOKEN — See twilio-iam-auth-setup for credential setup and best practices
• SDK: pip install twilio / npm install twilio
• For SMS/WhatsApp participants: a Twilio number assigned to a Conversations Service