> ## Documentation Index
> Fetch the complete documentation index at: https://docs.trugen.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Changelog

> Product updates and announcements

<Update label="2026-07-28" description="v0.5.0">
  Documentation overhaul — JavaScript SDK, External Meetings, Vision Understanding, Tools revamp, and more

  ### JavaScript SDK

  * **Full JavaScript SDK documentation** — Quickstart, Authentication (two-tier API key + session tokens), Production usage, Basic JavaScript and TypeScript examples, and a complete SDK Reference covering Basic Usage, Audio Control, Event Handling, and all 17 events
  * **LiveKit JavaScript/TypeScript support** — Added JS/TS tab to the LiveKit integration page alongside Python, covering `@livekit/agents-plugin-trugen` install, environment setup, and `AvatarSession` configuration reference

  ### AI Teammates

  * **External Meetings** — New documentation covering how to enable External Meetings per agent, agent email addresses, invite flow, supported platforms (Google Meet, Zoom, Teams, Webex), multi-participant support, and the proprietary Chime In model for natural turn-taking
  * **Vision Understanding** — Renamed and fully expanded with Hawkeye-1 capabilities: Emotion Detection, Head Pose Tracking, Eye Gaze Tracking, Face Count Detection, Deepfake Detection, and Lip Sync Detection, plus real-time alerts, scale architecture, and common use cases
  * **Tools revamp** — Completely restructured into three pages: Tools Overview (all types + testing), Integrations (Composio 1000+ apps, OAuth/API key auth), and Custom Tools (API/Webhook, MCP with SHTTP/SSE transport, Client Tools with npm handler pattern)
  * **Event Callbacks** — Added `max_call_duration_warning` and `tool_call` events, bringing the total to 11 events. All events and code examples are now in alphabetical order
  * **Knowledge Base** — Expanded with RAG vs Agentic RAG explanation, three content types (Documents, Plain Text, URL/Website), improved naming guidance, and API examples for creating knowledge bases and adding documents

  ### LLMs

  * **Available LLMs** — New page listing all supported models across Groq, Azure OpenAI, Google, Open Router, and Livekit Inference, with a quick-reference model selection guide
  * **Custom LLM** — Renamed sidebar entry and improved with clearer setup steps

  ### Voices & Languages

  * **Voice Library** — Updated with ElevenLabs audio sample URLs for all 17 voices, plus 52 Cartesia voices added
  * **Multilingual Support** — Expanded from 9 to 60+ languages organised into European, Asian & Pacific, and Arabic regional tables with dialect-level codes

  ### Providers

  * **Providers page** — Restructured into three clear sections: STT, LLM, and TTS, with all providers and models listed and moved to the Introduction group for better discoverability
</Update>

<Update label="2026-03-17" description="v0.4.0">
  Introducing Video Generation

  ### Key Features in This Release

  * **Text to Video:** We are introducing a new option that allows you to generate a video from a script using our Huma avatar model.
</Update>

<Update label="2026-03-17" description="v0.3.0">
  Knowledge Base improvements and new Memory

  ### Key Features in This Release

  * **Enhanced Knowledge Base:** we revised our entire knowledge layer architecture for improved reliability and overall performance. Our retrievals today average \<100ms.
  * **Introduced Memory documentation page** describing how agents use conversation and long-term memory, plus navigation entry under Managed Agents.
</Update>

<Update label="2026-02-26" description="v0.1.3">
  * **Updated stock avatars page to include list of all available avatars for LiveKit Voice Agent integration.**
</Update>

<Update label="2026-02-16" description="v0.2.0">
  Integrations and API support

  ### Key Features in This Release

  * **Added Support for LiveKit plugin to bring in your own voice agents.**
  * **Updated Tools and MCP APIs section for ease of access and modification.**
</Update>

<Update label="2025-12-28" description="v0.1.2">
  Bug Fix and New End point

  ### Key Features in This Release

  * **New API for Get Conversation by Id.**
  * **Stability and General Bug fixes.**
</Update>

<Update label="2025-12-6" description="v0.1.0">
  We’re excited to introduce the first official release of the **TruGen Conversational Video Agent Platform**, enabling developers to build and deploy lifelike real-time video AI agents at scale.

  ### Key Features in This Release

  * **Conversational Video Agents**
    * Real-time human-like interaction powered by speech, vision, and contextual reasoning
    * Sub-second response times for natural two-way conversation
    * Dynamic turn-taking, interruption handling, and multimodal awareness

  * **End-to-End Conversational Pipeline**
    * STT → LLM → TTS → Video rendering flow in under one second
    * Automatic turn detection and expressive avatar synchronization

  * **Huma-01 Expressive Avatar Model**
    * Emotionally rich facial animation, micro-expressions, and lip-sync accuracy

  * **Hawkeye-01 Vision Action Recognition**
    * Real-time gesture and movement detection for behavior-adaptive responses

  * **Knowledge Base Integration**
    * Ground responses in your data, documents, or APIs for factual and brand-specific conversations

  * **Persona Templates**
    * Create configurable agent personalities with system prompts, tone, entry/exit messages, and state logic

  * **Event Webhooks**
    * Full lifecycle and speech event hooks for analytics, UI synchronization, and workflow automation

  * **Integration Options**
    * **iFrame embed** for zero-setup deployment

  ### Developer Experience

  * Comprehensive API Reference documentation
</Update>