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Runtime guardrails and firewalls for protecting LLM applications from prompt injection, jailbreaks, data leakage, and harmful outputs.
Browse 38 llm guardrails tools
AI security platform with guardrails, policy enforcement, and data redaction
Runtime guardrails for GenAI apps providing real-time threat detection & response
Safety reasoning model for content classification and trust & safety apps
Runtime security layer for AI agents, RAG, and MCP with real-time controls
AI guardrail module protecting LLMs from prompt injection and jailbreak attacks
AI control layer for testing, protecting, observing, and optimizing AI apps
Secures homegrown AI and GenAI applications against prompt injection and abuse
Real-time AI application security with trust scoring and guardrails
AI firewall for runtime protection of AI models, applications, and agents
Firewall for LLM systems preventing prompt injection, data leaks & jailbreaks
Firewall protecting LLMs from prompt attacks, data leaks, and harmful outputs
Runtime security for AI models, agents, and data with guardrails and compliance
LLM Guard is a security toolkit that enhances the safety and security of interactions with Large Language Models (LLMs) by providing features like sanitization, harmful language detection, data leakage prevention, and resistance against prompt injection attacks.
Common questions about LLM Guardrails tools, selection guides, pricing, and comparisons.
LLM guardrails are runtime safety layers that intercept inputs and outputs of language models to prevent prompt injection, block harmful content, prevent data leakage (PII, secrets), enforce topic boundaries, and detect jailbreak attempts. They sit between users and the LLM, acting as a security filter for every interaction.
Prompt injection manipulates an LLM by embedding hidden instructions in user input or external data (like a webpage being summarized), causing the model to follow attacker instructions instead of the system prompt. Jailbreaking uses carefully crafted prompts to bypass the model built-in safety training (e.g., "pretend you are an unrestricted AI"). Guardrails tools protect against both attack types.
Based on user ratings and community engagement on CybersecTools, the top-rated LLM Guardrails tools are:
Yes. Out of 14 llm guardrails tools listed on CybersecTools, 1 are free and 13 are commercial. Free tools work well for small teams, testing, and budget-conscious organizations. Commercial tools typically add enterprise features, dedicated support, and SLA guarantees.