LlamaIndex

Comparing Haystack and LlamaIndex: Two Popular LLM Frameworks

As large language models (LLMs) become increasingly important for AI applications, developers need robust frameworks to build with these models efficiently. Two popular options are Haystack and LlamaIndex. In a recent technical discussion, our team compared these frameworks based on hands-on experience building a toy chat bot REST API. Here are some key takeaways: Architecture and Abstraction Level Haystack provides a more opinionated, "on-rails" experience with clearly defined high-level com