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Sidekick by OpenHand vs cosskill

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Sidekick by OpenHand compared with cosskill
DetailSidekick by OpenHand logo Sidekick by OpenHandcosskill logo cosskill
What it doesAn AI companion for your telehealth visit AI roleplay simulator for rehearsing high-stakes conversations
StageMVP Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingEarly access is free during the limited early access program. Free: 3 messages without signup, 10 messages after sign-in. Pro Monthly: $12.90/month. Pro Yearly: $129/year (saves $25.80 vs monthly, about $10.75/month).
Key features
  • Real-time conversation following during telehealth visits
  • Medical term explanations
  • Question suggestions during visits
  • Visit recap and summary
  • Desktop app for macOS and Windows
  • 33 personas including Elon Musk, Steve Jobs, Donald Trump, Socrates, and specialized coaches
  • Goal-oriented Mission Mode with live reaction meters
  • 30 conversation guides for different scenarios
  • Method personas with specific communication frameworks
  • Practice without creating an account
  • Private personas and chat history sync for signed-in users
  • No content filters for difficult topics
  • Encrypted chat storage for signed-in users
What makes it different
  • Explains medical terminology in real-time during conversations
  • No AI model training on identifiable health data
  • Builds communication as a muscle through practice, not theory
  • AI personas push back and test your boundaries unlike entertainment chatbots
  • Free access to all personas and scenarios, no paywall for basic practice
  • Privacy-first with no data selling or model training on user chats
  • Personas configured with specific methods like NVC and Socratic questioning, not celebrity imitations
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)16 +1 (up) since last check6 −1 (down) since last check
Trust Flow (Majestic)1819
Citation Flow (Majestic)1921
Referring domains (Majestic)5662

5 details filled in for both companies.

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