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Changelog

Track all API changes, new features, deprecations, and improvements to the Exotel platform.

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February 2026​

Feb 16, 2026 — Developer Documentation Upgrade​

New Features:

  • Interactive API Console ("Try It") on key API reference pages — test endpoints directly from the docs
  • Multi-language code tabs with persistent language selection across pages
  • Error Code Dictionary — centralized reference for all HTTP and application-level error codes
  • Webhooks & Callbacks Hub — consolidated documentation for all webhook payloads
  • Changelog page (this page)

Improvements:

  • Copy button on all code blocks
  • Consolidated navigation into 3 dropdown menus (APIs, Products, SDKs & Tools)
  • Ask AI search powered by Anthropic for natural-language documentation queries

January 2026​

Jan 2026 — Gen AI APIs​

New:

  • ExoVoice Analyze API — AI-powered voice call analysis and transcription
  • ExoMind Tasker API — Automate workflows with AI-driven task execution

December 2025​

Dec 2025 — WhatsApp Enhancements​

New:

  • WhatsApp Payment Messages (India) — Send and receive payments via WhatsApp
  • WhatsApp Flows — Interactive multi-step forms within WhatsApp

Improvements:

  • Bulk WhatsApp messaging with dynamic templates

November 2025​

Nov 2025 — Voice v3 API​

New:

  • Voice v3 API — Next-generation voice API with enhanced call detail records
  • Voice Log Download — Bulk download call logs with filtering
  • Active Stream Monitoring — Real-time monitoring of active call streams

October 2025​

Oct 2025 — Contact Center v6​

New:

  • Contact Center v6 API — Major update with improved agent management
  • Token-based authentication for Contact Center APIs
  • Agent presence monitoring API
  • Bulk contact upload with CSV validation

September 2025​

Sep 2025 — SMS Campaigns​

New:

  • SMS Campaign API — Create and manage bulk SMS campaigns
  • Campaign analytics and detailed reporting

Improvements:

  • Bulk SMS now supports up to 1,000 numbers per request

August 2025​

Aug 2025 — Lead Assist (GreenVN)​

New:

  • GreenVN API — Virtual number allocation for lead management
  • Automatic number recycling and reallocation

July 2025​

Jul 2025 — WebRTC SDK​

New:

  • IP-PSTN WebRTC SDK — Browser-based voice calling
  • Application and user management APIs
  • Device management for WebRTC endpoints

June 2025​

Jun 2025 — ExoVerify​

New:

  • ExoVerify API — OTP verification via missed call (zero-cost verification)

Earlier Releases​

Voice v2 (CCM) API​

  • Agent-to-customer calling with user context
  • Dual-channel recording support
  • SIP URI and user ID based routing

Voice v1 API​

  • Connect Two Numbers (click-to-call)
  • Connect to Flow (IVR)
  • Outgoing Call to Flow
  • Number Metadata API
  • StatusCallback webhooks

SMS API​

  • Send SMS with DLT compliance
  • Bulk SMS (static and dynamic)
  • URL shortening for SMS links

ExoPhones API​

  • Purchase, list, and manage virtual phone numbers
  • Assign numbers to call flows

Heartbeat API​

  • ExoPhone health monitoring
  • Webhook-based alerts for connectivity issues
About This Changelog

This changelog covers API and platform changes. For documentation improvements, check the GitHub commit history. Dates for earlier releases are approximate.