llama-cpp-agent vs NPI

Side-by-side comparison of two AI agent tools

Short answer

  • llama-cpp-agent is growing faster: +6 GitHub stars in the last 30 days vs +0 for NPI.
  • Pick llama-cpp-agent for: python framework for LLM chat, structured output, function calling, RAG, and agent chains. Pick NPI for: action library for AI Agent.

From GitHub data refreshed daily.

Python framework for LLM chat, structured output, function calling, RAG, and agent chains

NPIopen-source

Action library for AI Agent

Metrics

llama-cpp-agentNPI
Stars659229
Star velocity /mo5.6842105263157890.15789473684210523
Commits (90d)00
Releases (6m)00
Downloads (30d, npm + PyPI)603—
Overall score0.185810447531319280.13433535834692578

Pros

  • +引导采样技术让未微调模型也能进行函数调用和结构化输出
  • +支持多种后端提供商(llama-cpp-python、TGI、vllm等)提供良好兼容性
  • +功能全面涵盖聊天、函数调用、RAG和代理链等核心能力
  • +标准化的工具定义接口,通过 @function 装饰器简化 AI 工具开发流程
  • +原生支持 OpenAI 函数调用格式,确保与主流 AI 模型的无缝集成
  • +开源平台提供透明度和可扩展性,支持社区贡献和定制化需求

Cons

  • -项目已不再维护,官方建议迁移到其他框架
  • -对于简单用例可能存在过度设计的复杂性
  • -项目仍在活跃开发中,API 可能在未来版本中发生变化,影响稳定性
  • -作为新兴项目,生态系统和预构建工具相对有限
  • -文档和示例主要集中在基础用例,缺乏复杂场景的深度指导

Use Cases

  • •构建具有函数调用能力的对话代理系统
  • •实现带文档检索的RAG应用程序
  • •从LLM中提取结构化数据和执行复杂的代理链工作流
  • •为 AI chatbots 添加计算功能,如数学运算、数据处理等实用工具
  • •构建能够与外部 API 和服务交互的自动化 AI agents
  • •开发具备特定业务逻辑处理能力的 AI 助手,如文件操作、系统管理等

FAQ

Which is more popular, llama-cpp-agent or NPI?
llama-cpp-agent has more GitHub stars (659 vs 229).
Which is more actively developed, llama-cpp-agent or NPI?
llama-cpp-agent had more commits in the last 90 days (0 vs 0).
Should I use llama-cpp-agent or NPI?
Compare their capabilities, limitations and "best for" notes above. Trying each on a small task is the fastest way to decide.
llama-cpp-agent vs NPI (2026): GitHub Stats, Features & Which to Choose