Perplexity vs Woebot Health

Tagline

AI answer engine with real-time citations

Pioneering chat-based AI wellness solutions since 2017

Category

Pricing

Rating

Platforms

API

Open source

Description

Perplexity answers complex questions with cited web sources and AI-native search.

Founded in 2017 by clinical research psychologist Dr. Alison Darcy, Woebot Health pioneered chat-based AI wellness tools designed to make mental health support accessible. Offered as a self-help program rather than a provider of professional medical or clinical services, Woebot utilized clinical research methodologies and rigorous security standards. The consumer app was officially retired on June 30, 2025.

Key features

• Source diversity
• Audio brief

• Chat-based AI wellness tools
• Multi-Factor Authentication (MFA)
• Face ID and biometric device lock
• Email Verification
• Self-help psychological framework
• Encryption at rest and in transit
• AWS and GCP cloud infrastructure hosting

Pros

• Real-time web search grounding
• Citations to sources
• Choice of LLMs on Pro
• Focus modes (academic, Reddit, etc.)
• Threads keep context
• Deep-research Copilot
• Native mobile apps
• Sonar developer API

• Founded by clinical research psychologist Dr. Alison Darcy with an approach centered on empathy and scientific rigor.
• Included in Newsweek's inaugural list of the World's Best Digital Health Companies.
• Founder Dr. Alison Darcy was named to the 2023 TIME100 AI List.
• Supports Multi-Factor Authentication (MFA) to significantly reduce the risk of unauthorized account access.
• Includes options for Face ID and fingerprint biometric locks on mobile devices for fast, secure access.
• Adheres to hospital-level security policies and procedures, including HIPAA Privacy and Security Rules.
• Undergoes annual independent third-party penetration testing to maintain secure service posture.
• All databases are encrypted at rest and personal data is encrypted in transit.

Cons

• Free tier has query limits
• Citations sometimes mismatched
• Less conversational depth than ChatGPT
• Best models gated to Pro
• Occasional hallucinations
• Search bias toward popular sources
• Limited customization
• No file training

• The consumer Woebot app was officially retired on June 30, 2025.
• New accounts can no longer be created, and previous accounts are inaccessible.
• The deadline for requesting conversation transcript copies passed on July 15, 2025.
• The service does not include medical care, clinical mental health services, or other professional services.
• The program is not designed for clinical crises or medical/mental health emergencies.

Pricing plans

Website