# AI Voice Agents in MINUTES

Source: https://www.youtube.com/watch?v=TsJnR_PHEHc
Recap page: https://rapidrecap.app/video/TsJnR_PHEHc
Generated: 2026-02-13T15:34:52.647+00:00

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## Quick Overview

The video demonstrates how to quickly build and deploy a custom AI Voice Agent using the ElevenLabs Agents platform, highlighting features like knowledge base integration, custom personalities (system prompts), expressive voice modes (V3 Conversational), and seamless deployment via traffic splitting between agent versions.

**Key Points:**
- The presenter introduces the capabilities of the ElevenLabs Agents platform during the ElevenLabs Summit London 2026.
- A custom AI agent is created using a detailed system prompt defining its personality as a 'Creator Magic AI assistant' to help users build projects.
- The agent is configured with the latest TTS model, ElevenLabs V3 Conversational, enabling expressive audio tags like 'excited'.
- The agent's knowledge base is populated by uploading five recent YouTube video transcripts to ground its responses in specific content.
- The deployment process allows for traffic splitting, demonstrated by sending 11% of user traffic to the new 'Test excited' agent branch while the main agent handles the remaining 89%.
- The platform allows for easy iteration by publishing new versions and routing traffic between them, simplifying A/B testing for AI agents.

![Screenshot at 00:13: A speaker on stage discusses the entry into "An era of general intelligence" while a screen behind him shows a demonstration of the new ElevenLabs interface, likely related to the agent functionality being developed.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-00-13.jpg)

**Context:** The video takes place following the ElevenLabs Summit in London, where significant new features for AI voice agents were announced, including the V3 Conversational TTS model and the Agents platform itself. The presenter, Mike Russell of Creator Magic, walks through creating a specialized AI assistant using these new tools to automate tasks related to his content creation process.

## Detailed Analysis

The video serves as a tutorial demonstrating the rapid development and deployment of custom AI Voice Agents using the ElevenLabs Agents platform, which was showcased at the ElevenLabs Summit. The process begins by setting up a system prompt to define the agent's persona—in this case, a friendly, enthusiastic helper for 'Creator Magic AI' named Mike Russell, tailored to answer questions about AI tools and development. The presenter uploads five transcripts from his recent YouTube videos to the agent's Knowledge Base to ensure its responses are contextually relevant to his content. Next, the voice settings are configured, selecting the new 'Foxy - Futuristic Robotic' voice using the V3 Conversational model, and enabling 'Expressive Mode' with suggested audio tags like 'excited' to give the agent dynamic emotional range. The LLM is set to Claude Sonnet 4.5. Finally, the presenter demonstrates the powerful deployment feature by creating a new branch called 'Test excited' and routing 11% of the total user traffic to this new version, allowing for safe A/B testing against the main agent version, which handles the remaining 89%. The ability to instantly publish changes and deploy traffic splits makes iterating on agent performance extremely efficient.

### Agent Setup

- Creating a custom agent persona using a detailed system prompt
- Selecting the Foxy - Futuristic Robotic voice with V3 Conversational mode
- Enabling Expressive Mode with audio tags like 'excited'

### Knowledge Base Integration

- Uploading five transcript files from recent YouTube videos to provide specific context for the agent

### LLM Configuration

- Choosing Claude Sonnet 4.5 as the primary Large Language Model for agent responses

### Deployment and Traffic Splitting

- Creating a new branch named 'Test excited'
- Routing 11% of live traffic to the new agent version while 89% goes to the main version
- Publishing changes instantly via the platform interface

![Screenshot at 00:01: Presenter Mike Russell standing outside the venue for the ElevenLabs Summit London 2026.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-00-01.jpg)
![Screenshot at 00:04: A split screen showing terminal code execution on the left and the ElevenLabs Knowledge Base interface on the right, demonstrating file upload.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-00-04.jpg)
![Screenshot at 00:07: The ElevenLabs Agents configuration screen showing several predefined agent types, including 'Support agent' and 'Sales agent'.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-00-07.jpg)
![Screenshot at 01:11: The Knowledge Base interface displaying the five uploaded text files, which are transcripts of YouTube videos.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-01-11.jpg)
![Screenshot at 01:31: The Agent configuration screen showing the detailed 'System prompt' defining the agent's personality and guidelines.](https://ss.rapidrecap.app/screens/TsJnR_PHEHc/00-01-31.jpg)