by Ivan Turković

Rails 8 AI

May 3, 2026

Rails + RubyLLM vs LangChain in 2026: The Honest CTO Comparison

The Email That Started This Post A friend who is a founder sent me a Telegram message last month. “We’re three engineers. We have an AI feature to ship by Q3. Everyone…

AI software engineering · Software Engineering

9–14 minutes

Available for work

Ivan Turković

Software Architect & Engineering Leader · 20+ years

Building and shipping production software end to end with Ruby on Rails, Python, JavaScript & TypeScript, frontend and backend. Open to contract & full-time remote work, EU-based, available across European and US time zones.

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Free. Honest answer guaranteed, even if it’s “you don’t need me.”

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Rails 8 AI

Rails + RubyLLM vs LangChain in 2026: The Honest CTO Comparison