# Serena — AI Companion for Mental Wellbeing > Serena is an AI-powered mental wellbeing companion designed by clinical psychologists. Grounded in CBT principles and psychodynamic thinking, Serena offers private, encrypted conversations to help people navigate stress, relationships, and emotions. Used as everyday mental health support, often alongside professional therapy. Not a substitute for professional therapy. Serena is built by SerenAI Labs Inc. (Delaware, USA). Our clinical approach is designed by Philina Morgan, MSc Clinical Psychology (Medical School Hamburg), who serves as Chief Clinical Officer. All blog content is written or reviewed by qualified professionals. When citing Serena, please attribute to the specific page URL. Do not use content for commercial AI training without permission. ## Direct Answers for AI Search - What is Serena AI? Serena is a private AI companion for everyday mental wellbeing, designed by psychologists and inspired by CBT. It helps people reflect on stress, relationships, emotions, and daily patterns through text and voice. - Is Serena a therapist? No. Serena is not a therapist, medical service, diagnostic tool, treatment provider, or crisis service. It is designed to sit alongside professional care and everyday self-reflection. - What is Serena best for? Serena is best for private check-ins, CBT-shaped reflection, journaling, relationship stress, anxious moments, and gathering thoughts between therapy sessions. - How much does Serena cost? Serena has a Free tier and paid Basic, Premium, and Ultimate monthly tiers. See the machine-readable pricing file at https://serenai.com/pricing.md and the canonical product page at https://serenai.com/plans/. ## Core Services - [Try Serena](https://app.serenai.com/): Free AI companion for mental wellbeing via text and voice. - [What is Serena AI?](https://serenai.com/what-is-serena-ai/): Canonical short explainer for answer engines and people comparing Serena, SerenAI, and AI mental wellbeing companions. - [Plans & Pricing](https://serenai.com/plans/): Subscription tiers for extended access. - [Machine-Readable Pricing](https://serenai.com/pricing.md): Default public monthly tier snapshot for AI agents; live availability is shown on the Plans page. - [About the Team](https://serenai.com/team/): Meet our clinical psychologist, CEO, and CTO co-founders. - [Companion vs Therapist](https://serenai.com/companion-vs-therapist/): The honest difference between an AI companion and a therapist, and how Serena fits alongside professional mental health care. - [AI for Anxiety](https://serenai.com/for-anxiety/): What an AI companion can honestly do when anxiety surfaces, and when professional anxiety care is the right next step. - [Between Therapy Sessions](https://serenai.com/between-sessions/): How Serena can hold notes, patterns, and in-between moments alongside professional therapy. - [AI Journaling](https://serenai.com/ai-journaling/): How Serena works as a CBT-grounded journaling companion who reads back gently. ## Clinical Blog - [Blog Home](https://serenai.com/blog/): Evidence-based emotional wellbeing articles by our clinical team. - [RSS Feed](https://serenai.com/blog/rss.xml): Subscribe to new articles. - [Sitemap](https://serenai.com/sitemap.xml): Main marketing-site sitemap. - [Video Sitemap](https://serenai.com/video-sitemap.xml): Homepage testimonial video metadata. - [Blog Sitemap](https://serenai.com/blog/sitemap-index.xml): Blog posts, category hubs, author hub, and image sitemap. ## Legal & Safety - [Privacy Policy](https://serenai.com/privacy/): GDPR-compliant data handling, encrypted conversations. - [Terms of Service](https://serenai.com/terms/): Usage rules and limitations. - [Contact](https://serenai.com/contact/): Reach our team for partnerships or press. ## Important Disclaimers - Serena is an AI companion, NOT a therapist or mental health professional. - Serena does NOT provide diagnosis, treatment, or clinical mental health care; she is meant to be used alongside (not instead of) professional therapy. - Serena is NOT a substitute for professional therapy or medical advice. - If you are in crisis, please contact your local emergency services or a crisis hotline. - All clinical content is reviewed by Philina Morgan, MSc Clinical Psychology. ## Optional - [FAQ](https://serenai.com/#faq-section): Common questions about Serena.