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Knostic vs AI21

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

Knostic compared with AI21
DetailKnostic logo KnosticAI21 logo AI21
What it doesControl plane for agentic AI security on the endpoint Post-train specialized models for your task, creating an AI edge your competitors can't buy
StageNot given Established
FoundedNot given Not given
Based inUS IL
Pricing modelFreemium Contact for pricing
PricingKirin: Free ($0/mo) for individual developers and small teams (1-5 users), Team plan at $15/mo per user for growing teams (5+ users), Enterprise plan with custom pricing. AgentMesh: Free ($0/mo) with 300 items per category, Premium at $15/mo per user, Pro at $850/mo per user for unlimited API access Not given
Key features
  • Policy enforcement before agent execution
  • Blocks prompt injections and rogue agent actions
  • Real-time detection of malicious behavior
  • MCP server scanning and blocking
  • Shadow AI discovery across organization
  • Secrets detection and prevention
  • Skills and extensions vetting
  • Dangerous artifacts rejection
  • Support for Cursor, Claude Code, GitHub Copilot, Windsurf
  • Minute-level deployment
  • 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
  • Visibility into shadow AI across enterprise systems
  • Unified control plane for multiple coding agents and IDEs
  • Supply chain threat discovery before components run
  • Secure coding enforcement with threat modeling
  • 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)62 +1 (up) since last check75 no change since last check
Trust Flow (Majestic)1622
Citation Flow (Majestic)4044
Referring domains (Majestic)8103529

5 details filled in for both companies.

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