What is the difference between LLM Guard vs Lunar.dev AI Gateway?

**LLM Guard**: 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.. **Lunar.dev AI Gateway**: API gateway for managing, securing, and observing outbound LLM traffic. built by Lunar.dev. headquartered in Israel. Core capabilities include Rate limiting for LLM API calls per user, app, or agent, Priority queue for AI workloads to manage request urgency, Data sanitization to redact sensitive data from prompts and tool inputs.. Both serve the LLM Guardrails market but differ in approach, feature depth, and target audience.

Who makes LLM Guard vs Lunar.dev AI Gateway?

**LLM Guard** is open-source with 2,043 GitHub stars. **Lunar.dev AI Gateway** is developed by Lunar.dev. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Is LLM Guard a good alternative to Lunar.dev AI Gateway?

LLM Guard and Lunar.dev AI Gateway serve similar LLM Guardrails use cases: both are LLM Guardrails tools, both cover LLM Security, LLM Guardrails, Prompt Injection. Key differences: LLM Guard is open-source. Review the feature comparison above to determine which fits your requirements.

LLM Guard vs Lunar.dev AI Gateway (2026) | Compare LLM Guardrails Tools

LLM Guard

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.

LLM Guardrails

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