How Hey Andrew Works

Create dynamic AI conversations in 4 simple steps

1

Create Your AI Avatars

Design unique AI personalities with custom names, voices, and characteristics. Each avatar gets its own system prompt that defines how it thinks and responds.

  • ✓ Choose from 6 premium OpenAI voices or free web voices
  • ✓ Write custom personality prompts
  • ✓ Select visual gender representation
  • ✓ Create unlimited avatars
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Click "+ Add Avatar" to create your first AI personality
2

Set Up Conversation Routing

Configure who each avatar talks to next. This creates intelligent conversation flows where AI personalities can debate, discuss, and interact automatically.

  • ✓ Avatar → Avatar conversations
  • ✓ Avatar → Human routing
  • ✓ Automatic turn-taking
  • ✓ Configurable conversation depth
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Set each avatar's "target" to create conversation flows
3

Start Talking

Use your microphone to speak naturally. Hey Andrew transcribes your voice, processes it with GPT-4o-mini, and responds with natural-sounding speech.

  • ✓ Real-time speech recognition
  • ✓ Natural language processing
  • ✓ High-quality text-to-speech
  • ✓ Visual waveforms and lip sync
🎙️
Click "Start Conversation" and speak your question
4

Watch Conversations Unfold

Sit back and watch as avatars automatically continue conversations based on your routing. Jump in anytime to redirect or add your thoughts.

  • ✓ Automatic conversation flow
  • ✓ Real-time transcript with markdown
  • ✓ Jump in to interrupt
  • ✓ Record and replay entire conversations
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Avatars talk to each other based on your routing

The Technical Flow

1

Speech Recognition

Your voice is captured and transcribed using Web Speech API (free) or OpenAI Whisper (premium)

2

AI Processing

Text is sent to GPT-4o-mini with the avatar's personality prompt and 20-message memory buffer

3

Response Generation

AI generates a context-aware response based on conversation history and personality

4

Text-to-Speech

Response is converted to natural-sounding speech using Web Speech Synthesis or OpenAI TTS

5

Visual Playback

Audio plays with synchronized waveforms and visual indicators. Avatar appears to speak.

6

Intelligent Routing

System checks the avatar's target and automatically triggers the next speaker in the chain

Popular Use Cases

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Educational Debates

Create avatars representing different viewpoints. Watch them debate historical events, scientific theories, or philosophical concepts.

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Character Roleplay

Bring fictional characters to life. Create avatars for your favorite characters and watch them interact in new scenarios.

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Idea Exploration

Create avatars with different expertise. Get multiple perspectives on business ideas, creative projects, or problem-solving.

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Podcast Creation

Generate podcast-style conversations between AI hosts. Record and export for content creation.

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Mental Models

Create avatars representing different thinking styles. Challenge your assumptions and explore ideas from new angles.

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Story Development

Develop characters for your stories. Test dialogue and character interactions before writing.

Ready to Create Your First Conversation?

Start free. No credit card required.

Launch Hey Andrew