CISO, security engineering, platform security

AI Security & Runtime Controls

Vendors focused on prompt injection defense, model scanning, runtime guardrails, LLM app security, and AI-specific attack surfaces.

Best fit for teams that start from data leakage, jailbreak, or model supply-chain concerns rather than policy workflows.
AI Security & Runtime Controls

Lakera

Security tooling for protecting LLM applications against prompt injection, jailbreaks, and unsafe interactions.

Best for: Teams shipping external or employee-facing LLM applications. Deployment: API and security platform
  • prompt security
  • runtime protection
  • jailbreak defense
  • LLM apps
AI Security & Runtime Controls

Protect AI

AI security company focused on securing models, pipelines, registries, and the broader ML supply chain.

Best for: Security-conscious ML platforms and enterprises with internal model pipelines. Deployment: Platform and security tooling
  • ML supply chain
  • model scanning
  • registry security
  • platform security
AI Security & Runtime Controls

HiddenLayer

AI security vendor focused on defending models and ML systems from attacks and adversarial misuse.

Best for: Enterprises treating models as a distinct security surface. Deployment: Security platform
  • adversarial ML
  • model defense
  • threat detection
  • AI security
AI Security & Runtime Controls

CalypsoAI

AI security and control layer focused on safe enterprise use of foundation models and generative AI.

Best for: Enterprises managing broad internal adoption of foundation model tools. Deployment: Enterprise platform
  • foundation model controls
  • enterprise access
  • policy enforcement
  • safe use