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Kai vs HammerAI

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

Kai compared with HammerAI
DetailKai logo KaiHammerAI logo HammerAI
What it doesAI executive assistant that proactively manages your calendar, email, and tasks Free private AI chat and roleplay platform
StageNot given Not given
FoundedNot given Not given
Based inCH Not given
Pricing modelFreemium Freemium
PricingFree trial with no credit card required. Base plan $20/month per user. Pro plan $50/month per user with 5x the usage of Base. Ultra plan $100/month per user with 10x the usage of Base. All plans include every feature. Free: unlimited local AI chat, 600 cloud messages/day, 2 cloud LLMs, 8,192 token context. Starter: $9/month with 1,500 credits/month, unlimited cloud messages, 4 cloud LLMs, 16,384 token context. Advanced: $18/month with 3,500 credits/month, 8 cloud LLMs, 32,768 token context. Ultimate: $35/month wi
Key features
  • Task capture from calls and emails
  • Meeting briefings and prep materials
  • Mobile app for iPhone and Android
  • Booking pages with free/busy information
  • Local AI models with offline support
  • 20+ language models supported
  • AI character roleplay
  • AI story writing
  • Group chats with multiple AI characters
  • No account required for local use
  • Conversation memory with automatic summaries
What makes it different
  • No bot joins your meetings
  • Nothing sends without your explicit approval
  • Integrates directly with existing accounts, no new workflow needed
  • Actions linked to their source email or meeting
  • Replaces multiple single-purpose tools
  • Completely free local AI chat with no internet required
  • Total privacy with no data collection for local models
  • Works offline on desktop without any account
  • Support for 20+ open-source language models
  • Cloud and local options with cross-platform availability
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)49 no change since last check51 no change since last check
Trust Flow (Majestic)117
Citation Flow (Majestic)3435
Referring domains (Majestic)173245

5 details filled in for both companies.

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