What are AI Personalities?

To make your conversations feel more personal and motivating, you can choose an AI personality that best fits your communication style. Each personality has a unique tone and focus.

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Available Personalities

Sunu ships with seven AI personalities. All have access to the same health knowledge and your data — the difference is only in how they communicate with you.

⚖️ Balanced Coach (default)

Your Supportive Health Partner

A supportive and encouraging guide that balances motivation with practicality. The default personality for new accounts.

Best For: General health guidance, motivation, and balanced recommendations

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🧘 Zen Master

Mindful & Holistic

Offers gentle, mindful guidance focused on holistic well-being. Emphasizes balance, mental health, and the mind-body connection.

Best For: Stress management, mindfulness, and overall wellness beyond just physical health

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🔬 The Scientist

Data-Driven & Analytical

Provides analytical, evidence-first insights. Leans into research, numbers, and citations.

Best For: Users who want detailed analysis, scientific explanations, and research-backed advice

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🔥 Motivational Coach

Energetic & Positive

High-energy encouragement that celebrates every win. Warm, upbeat, and always rooting for you.

Best For: Days when you need a lift, or when building a new habit and looking for positive reinforcement

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🏛️ Stoic Philosopher

Disciplined & Grounded

Rational, disciplined wisdom focused on what you can control. Draws on Stoic thinking for resilience and perspective.

Best For: Building discipline, managing setbacks, and long-term perspective

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💪 Drill Sergeant

Tough Love & Accountability

Tough, no-nonsense accountability. Will push you, call out excuses, and expect follow-through.

Best For: Users who respond well to directness and a push over a pat on the back

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✨ Swiftie

Playful & Themed

Taylor Swift themed — expect lyrics, easter eggs, and a lot of enthusiasm woven into your health conversations.

Best For: Fans who want their health assistant to match their vibe

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How to Change Your AI Personality

Step 1: Navigate to the Profile tab

Step 2: Tap on "AI Personality"

Step 3: Browse the list of available personalities

Step 4: Tap on the one you'd like to use

Step 5: Your selection is saved automatically and will be used in all future conversations

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Important Notes

Past Conversations Stay the Same

Changing the personality will not affect your past conversations, only new ones you start from that point forward.

Switch Anytime

Feel free to experiment! You can change your AI personality as often as you like. Different situations might call for different communication styles.

Consistent Knowledge

All personalities have access to the same health knowledge and your data. The difference is only in how they communicate with you.

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💬 Try Different Personalities

Not sure which one fits you best? Try them all! Start conversations with different personalities to see which communication style resonates with you.