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Vently: Your AI Companion

Introduction

Vently is a private, judgment-free digital sanctuary designed to combat the rising tide of emotional isolation among young adults. In high-stress environments, many individuals suppress their feelings due to a lack of accessible support or a fear of being judged.

Vently transforms the traditional, often solitary act of diary writing into an effortless, AI-driven conversation. By providing an empathetic digital companion that is available 24/7, Vently ensures that no one has to remain silent or feel alone with their thoughts.

Key Features

  • Conversational Journaling: An AI chatbot that turns daily reflections into a natural dialogue, making emotional expression feel seamless rather than a chore.
  • Automated Diary Synthesis: At the end of each session, the AI summarizes the conversation into a meaningful diary entry, allowing users to track their emotional journey over time.
  • Security-First Architecture: Implements a private, session-isolated system to ensure that the most sensitive personal reflections are protected and controlled by the user.
  • Personality-Adaptive Memory: Unlike standard chatbots, Vently utilizes a multi-layered memory approach (short, medium, and long-term) to remember user background and past states for a highly personalized experience.
  • Progress-Driven Interaction: An internal system that tracks the "depth" of a conversation, ensuring the user feels fully heard before the session concludes.

Development and Innovation

Vently is built upon a sophisticated technical and psychological foundation, moving beyond simple keyword responses to true emotional understanding.

The Three-Stage Emotional Process

Vently's core interaction follows a scientifically-informed journey:

  1. Problem Identification: Analyzing tone and context to detect the user's current emotional state.
  2. Understanding & Summarization: The AI restates feelings to show empathy while updating internal "progress levels" to ensure a comprehensive understanding of the situation.
  3. Reflection: Converting the dialogue into a "Diary" format, allowing users to read their own story and gain perspective.

Advanced Memory Architecture

To provide a "Daily Companionship" experience, Vently categorizes memory to simulate human-like recall:

  • Semantic & Episodic Memory: Stores facts and life experiences.
  • Layered Summaries: Tracks "Yesterday," "Past Week," and "Overall Status" to adapt the chatbot's tone to the user’s long-term emotional trends.
  • Local LLM Integration: Utilizes Ollama to run models locally, maximizing user privacy and reducing reliance on external cloud providers.

Impact and Future Directions

Vently aims to destigmatize mental health support by providing a low-barrier, Thai-centric emotional outlet. By bridging the gap between professional therapy and lonely silence, Vently serves as a scalable tool for daily mental wellness.

Future Roadmap:

  • Full Mobile Implementation: Transitioning the high-fidelity Figma prototypes into a cross-platform React Native application.
  • Ethical Guardrails: Further refining the AI's ability to provide emotional support while maintaining strict ethical boundaries.
  • Subscription & Sustainability: Developing a low-cost subscription model to ensure the platform remains accessible while supporting continuous AI improvements.
  • Cultural Adaptation: Enhancing the AI's "Thai-centric" emotional responses to better align with local cultural nuances and expressions of stress.

Project Advisor(s)

Natnatee Dokmai
Assistant Professor

Research Team member(s)

Teerathath Chothsithwanith
Undergraduate Student
Kittiphon Kijpinyochai
Undergraduate Student
Paphungkorn Charoenkit
Undergraduate Student
Nutthawat Assawapongsakorn
Undergraduate Student
Suppakorn Krabtong
Undergraduate Student