CalypsoAI vs Prompt Security
Updated March 10, 2026
Overview
CalypsoAI provides AI security and governance tools for enterprises deploying LLMs. Its platform offers automated red-teaming, risk scoring, content moderation, and compliance monitoring. CalypsoAI helps organizations enforce security policies across AI applications with granular access controls and audit trails.
Prompt Security provides enterprise GenAI security across the entire AI stack. Their platform protects against prompt injection, data exfiltration, harmful content, and shadow AI usage. It works as a transparent proxy for all LLM traffic, enabling centralized security policy enforcement without changing application code.
Key features
Core capabilities each platform advertises.
- Full-stack GenAI security platform
- Prompt injection prevention
- Shadow AI detection
- Data leakage prevention
- Security posture management
Strengths and tradeoffs
What each tool does well, and the limitations to keep in mind.
Pros
- Only full-lifecycle platform for AI security at inference layer
- Strong industry recognition including RSAC Innovation Sandbox finalist
- Trusted by major enterprises like Palantir and SGK
- USD 180M F5 acquisition validates technology and market position
Cons
- Enterprise-only pricing may be prohibitive for smaller organizations
- Complex security features require expertise to implement
- Now owned by F5, which may change product direction
Pros
- AI-native security
- Real-time protection
- Enterprise compliance
Cons
- Adds latency
- Pricing opaque
CalypsoAI or Prompt Security — which should you choose?
Choose CalypsoAI if you wantChoose if you want
Choose Prompt Security if you wantChoose if you want
- Securing enterprise LLM deployments
- Detecting unauthorized AI usage
- Preventing sensitive data exposure in AI
- GenAI security compliance
- Shadow AI governance
Compare CalypsoAI and Prompt Security on your own traffic
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.