Ruby Is the Best Language for Building AI Apps
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A code-first argument for Ruby as the best language for building AI applications in 2026. The core claim is that modern AI development is mostly web engineering around HTTP API calls to LLMs, not model training — making Python's ML ecosystem largely irrelevant. The post compares Ruby's RubyLLM library against Python's LangChain
Table of contents
The AI Training Ecosystem Is Irrelevant“You Need a Complex Agent Framework or You’re Not Doing Real AI”Python vs JavaScript vs Ruby LLM LibrariesIt’s About Cognitive OverheadRails Gives You the Rest of the Product for FreeIt ScalesDon’t Take My Word for ItGo Ship AI Apps with Ruby, Rails, and RubyLLMSort: