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Kasset vs AI21

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

Kasset compared with AI21
DetailKasset logo KassetAI21 logo AI21
What it doesAI note taker for online meetings and in-person conversations Post-train specialized models for your task, creating an AI edge your competitors can't buy
StageMVP Established
FoundedNot given Not given
Based inBE IL
Pricing modelPaid Contact for pricing
PricingKasset Core: €19/user/month or €180/user/year. Kasset Pro: €39/user/month or €384/user/year (includes one Plaud device on annual plan). Plaud devices can be purchased separately: Plaud Note Pro €189, Plaud NotePin S €159. Not given
Key features
  • Records online meetings from your computer without a bot joining the call
  • Captures conversations on iPhone and with Plaud Note Pro and NotePin S devices
  • Transforms conversations into structured notes with decisions and next steps
  • Integration with Claude, ChatGPT and Copilot through MCP protocol
  • Data stored and processed in the EU by default
  • GDPR compliant with no model training on user conversations
  • 1,200 transcription minutes per month on Core, unlimited on Pro
  • Forward-Deployed Researchers provide end-to-end model training and optimization
  • Custom evaluation suite development from real tasks
  • Production-ready deployment with cost-quality trade-offs
  • Deployment flexibility including on-premises and VPC options
  • Data security with no retention and full traceability
  • Continuous model improvement from production traffic
  • Customer ownership of model weights and training recipes
What makes it different
  • Records meetings without a bot joining the call, keeping your conversations private
  • Single unified library for online meetings, phone calls and in-person conversations
  • Never trains models on your conversations
  • Customers own specialized models trained on proprietary data, not rented general-purpose models
  • Achieve frontier-level quality at lower costs through specialized training
  • Five years of experience with diverse post-training and optimization methods
  • Models ship production-ready in weeks with ongoing improvement capability
  • Secure deployment with no data retention and auditable access controls
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)12 +1 (up) since last check75 no change since last check
Trust Flow (Majestic)522
Citation Flow (Majestic)1744
Referring domains (Majestic)18663529

6 details filled in for both companies.

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