Calmao.AI: Generative Wellness Engine
- Felipe Martín
- Oct 15, 2025
- 1 min read
Updated: Jan 30

Description: A cross-platform app that moves beyond static libraries. We built an AI-native engine that generates unique meditation scripts and neural voice audio in real-time, adapting tone and pacing to the user’s specific emotional state instantly.
The Concept Traditional wellness apps rely on pre-recorded, "one-size-fits-all" libraries. We envisioned a system capable of infinite personalization—an app that listens to the user's immediate emotional needs and constructs a therapeutic experience from scratch in seconds.

The Solution We engineered a Generative Audio Ecosystem available on Web, iOS, and Android. It acts as an on-demand mindfulness coach with three layers of intelligence:
Emotional Translation (The Brain): Leveraging OpenAI GPT-4, the app interprets complex user inputs (emotions, specific anxieties, or goals) to draft a scientifically grounded meditation script on the fly.
Neural Voice Synthesis (The Voice): We integrated GPT-4o-mini-tts to convert text into hyper-realistic audio. Unlike standard robotic TTS, this model modulates tone, cadence, and speed to match the context of the relaxation session.
Vibecoding Velocity: Developed end-to-end with FlutterFlow, demonstrating our ability to launch complex, full-stack AI products with rapid time-to-market.
Tech Stack
Core Architecture: FlutterFlow (Frontend & Backend).
Generative Intelligence: OpenAI GPT-4 (Scripting) & GPT-4o-mini-tts (Audio).
Impact: A fully personalized mental health tool that democratizes access to tailored mindfulness.


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