Which is more popular, LLM Guard or Parlant?

Parlant has more GitHub stars (18,300 vs 3,213).

Which is more actively developed, LLM Guard or Parlant?

LLM Guard had more commits in the last 90 days (1 vs 1).

Should I use LLM Guard or Parlant?

Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.

LLM Guard vs Parlant

Side-by-side comparison of two AI agent tools

LLM Guardopen-source

The Security Toolkit for LLM Interactions

Parlantopen-source

Build reliable customer-facing AI agents with Parlant: an interaction control harness optimized for controlled, consistent, and predictable LLM interactions.

Metrics

	LLM Guard	Parlant
Stars	3.2k	18.3k
Star velocity /mo	75.72192513368984	1.5k
Commits (90d)	1	1
Releases (6m)	0	2
Overall score	0.3278102557744277	0.505391333340504

Pros

+全面的安全覆盖：提供从输入净化到输出检测的完整安全链，包括数据泄露防护、有害内容检测和提示注入攻击防护
+生产就绪且易于集成：开箱即用的设计，支持Python库和API两种部署方式，可无缝集成到现有LLM工作流中
+模块化扫描器架构：提供多种专用扫描器（匿名化、代码检测、主题过滤等），可根据具体需求灵活配置和组合

Cons

-持续开发状态：文档中提到仓库在不断改进和更新中，可能存在API变更或功能稳定性问题
-高级功能依赖性：使用更高级功能时需要自动安装额外的依赖库，可能增加部署复杂性
-Python版本要求：仅支持Python 3.9及以上版本，对旧版本Python环境不兼容

Use Cases

•企业级LLM应用安全防护：为生产环境中的聊天机器人、内容生成系统等添加安全防护层，防止敏感数据泄露
•提示注入攻击防护：保护LLM应用免受恶意用户通过精心构造的提示来绕过系统限制或获取未授权信息的攻击
•内容审核和合规性检查：对LLM生成的内容进行自动检测和过滤，确保输出符合企业政策和法规要求

View LLM Guard Details View Parlant Details

FAQ

Which is more popular, LLM Guard or Parlant?: Parlant has more GitHub stars (18,300 vs 3,213).
Which is more actively developed, LLM Guard or Parlant?: LLM Guard had more commits in the last 90 days (1 vs 1).
Should I use LLM Guard or Parlant?: Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.