The first project, Langtail, is a full featured tool designed to help you build and deploy AI-powered apps, with features like prompt fine-tuning with variables, extensive testing to avoid unexpected behavior, and detailed logging for monitoring performance in production. Langtail also comes with a no-code playground and adjustable parameters so you can build reliable and effective AI products.
Another good option is LangChain, which covers the full LLM application lifecycle. It's got a framework for building applications, LangSmith for monitoring performance, and LangServe for deploying APIs with different operational modes. LangChain is geared for financial services, FinTech, and tech companies, helping teams work more efficiently and deliver personalized products.
For real-time insights and detailed analytics, check out LLM Report. It's got an OpenAI API dashboard, real-time log and prompt optimization, and cost analysis. Plans range from free for personal projects to Pro plans for production apps, and LLM Report can help developers optimize usage and costs, with features like changelogs and community engagement tools.