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🛡️
Rebuff
by Protect AI
Self-hardening prompt injection detector
Rebuff is a specialized prompt injection detection framework that uses multi-layered defense including heuristics, LLM-based detection, vector database, and canary tokens.
Ease of Use
0/10
Community
0/10
Performance
0/10
Documentation
0/10
🎯 Key Features
Multi-layered detection
Heuristic analysis
LLM-based detection
Vector similarity search
Canary token injection
Self-hardening via feedback
API and SDK
Real-time detection
Confidence scoring
Attack pattern learning
Strengths
Specialized for prompt injection
Multi-layered approach
Self-improving system
Low latency
Easy integration
Good documentation
Active research backing
Limitations
Focused only on prompt injection
Requires API calls (hosted)
Free tier limitations
No output scanning
Limited language support
Best For
- High-risk LLM applications
- Customer-facing chatbots
- Agent-based systems
- RAG applications
- Multi-tenant platforms