Meet Chad & Lexi — two interactive characters powered entirely by your own AI keys, giving you full control, privacy, and freedom.
This app blends dynamic storytelling with responsive conversations to create an engaging, supportive experience — and it is completely free to use with your API keys. You choose the model provider, and you stay in charge of the data. You can even run your own local LLM if you prefer fully offline control.
🔐 Bring Your Own API Keys
To use the app, you simply add your own API keys from any supported provider.
This ensures:
Full ownership and control over your usage and data
No hidden charges from the app
Total flexibility to switch or mix providers
Where to get your API keys:
OpenAI: https://platform.openai.com/account/api-keys
Google (Gemini): https://aistudio.google.com/app/apikey
DeepSeek: https://platform.deepseek.com/api_keys
Optional:
You can also connect a local LLM (e.g., via Ollama or a local server endpoint) to run everything privately on your device.
📖 Daily Stories & Challenges
Chad and Lexi encounter new situations and emotions every day, drawn from a rotating library of scenarios.
Your responses guide the tone, humour, and emotional direction of each story.
💬 Private Chats
Message Chad or Lexi individually.
Their replies adapt to their mood, personality state, and the current storyline.
📊 Track Your Progress
Built-in tools help you follow your improvement:
Daily score (0–10)
Success ratio
Best streak and current streak
Daily history and performance trends
🌍 Supported Languages
English, Persian (Farsi), Spanish, French, German, Arabic, Hindi, Chinese, Japanese, Korean, Portuguese, Russian, and Turkish.