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Ruby AI News - March 18th, 2025

Inaugural Edition!

Author

Matt Solt
March 18, 2025

Welcome to the inaugural edition of the brand new Ruby AI newsletter!

Contents

Top Stories

Def Method has launched Phoenix Everflame, an AI-powered test generation framework for Rails applications.

Is This Burning an Eternal Flame?

We’re excited to introduce Phoenix Everflame, a powerful new way to bring AI-driven testing into Rails projects. With this new capability, Phoenix can generate an entire test suite for a Rails application, tracking changes over time.

Carmine Paolino introduced RubyLLM 1.0, a clean DSL for working with AI in Ruby. The launch made the front page of Hacker News!

Introducing RubyLLM 1.0: A Beautiful Way to Work with AI

I released RubyLLM 1.0 today. It's a library that makes working with AI in Ruby feel natural,...

dev.to/crmne/introducing-rubyllm-10-a-beautiful-way-to-work-with-ai-5p0

Davide Santangelo created a Ruby gem, Gitingest, that fetches files from a GitHub repository and generates a consolidated text prompt for LLM ingestion.

GitHub - davidesantangelo/gitingest: Gitingest is a command-line tool that fetches files from a GitHub repository and generates a consolidated text prompt for your LLMs.

Gitingest is a command-line tool that fetches files from a GitHub repository and generates a consolidated text prompt for your LLMs. - davidesantangelo/gitingest

github.com/davidesantangelo/gitingest

Dewayne VanHoozer released aigcm, an AI-based git commit message generator.

GitHub - MadBomber/aigcm: AI-based git commit message generator

AI-based git commit message generator. Contribute to MadBomber/aigcm development by creating an account on GitHub.

github.com/MadBomber/aigcm

Yacine Petitprez published Ruby's Renaissance in the AI Era, making the case that Ruby has an advantage in the AI era due to its expressiveness and readability making it more token-efficient than other languages.

Events

Have an event coming up you want to promote in the Ruby AI newsletter? Let us know.

On March 4th, I had the privilege of attending ArtificialRuby, a monthly meetup hosted in NYC. They recently posted the talks and demos from the event:

Landon Gray presented RAG Demystified: A Ruby Gem Deep Dive, breaking down retrieval augmented generation (RAG) into digestible Ruby components.

David Corson-Knowles talked about AI Code Reviews & Rubocop: Shaping Ruby's Future, showing How AI tools are evolving Ruby development from PR reviews to linting.

Steve Brudz discussed Rise of the Phoenix: AI-powered Test Generation, previewing how Rails developers can ship faster and with more confidence using AI.

Eli Block demoed IntroductionsBot: A Rails-Powered Social Memory, showcasing how to build context-aware conversations with a chatbot that never forgets.

ArtificialRuby’s next event is April 9th at Betaworks in NYC. If you are in tri-state area, be sure to attend!

ArtificialRuby.ai NYC Meetup · Luma

Join us for an evening of Ruby x AI demos and drinks at Betaworks! This happy hour & demo night offers the perfect opportunity to connect with fellow…

lu.ma/51iv0zzl

Open Source Updates

Justin Bowen released Active Agent 0.2.6 featuring better streaming support for LLM responses.

Active Agent 0.2.6: Better Streaming, Less Config, More Power in Your Rails AI App

Build AI agent apps in Rails with Active Agent. New release includes improvements to streaming, less config, and bug fixes.

www.activeagents.ai/blog/active-agent-0-2-6-better-streaming-less-config-more-power-in-your-rails-ai-app

Release v8.0.0 · alexrudall/ruby-openai

[8.0.0] - 2025-03-14 Added Add Responses endpoints - thanks to my excellent colleague @simonx1 for your work on this! Add docs for the Deepseek chat API. Add Models#delete - thanks to bennysghost....

github.com/alexrudall/ruby-openai/releases/tag/v8.0.0

Ryan Gavin open sourced RoundTable.ai, an AI chabot template written in Ruby on Rails.

GitHub - ryangavin/roundtable: RoundTable.ai - AI Chatbot Template written in Ruby on Rails

RoundTable.ai - AI Chatbot Template written in Ruby on Rails - ryangavin/roundtable

github.com/ryangavin/roundtable

Abhishek Parolkar open sourced RayRayHooray, a Rails 8 LLM starter kit with Raix and RailsUI on Replit.

GitHub - parolkar/RayRayHooray: A Rails 8 LLM Starter Kit with Raix and RailsUI on Replit

A Rails 8 LLM Starter Kit with Raix and RailsUI on Replit - parolkar/RayRayHooray

github.com/parolkar/RayRayHooray

Content

GoRails published a pair of videos on integrating Google’s Gemini model into a Rails app.

AI Summaries in Rails with Gemini 2.0 (Example) - GoRails

AI summaries are in every application these days. In this lesson, we'll use Google's new Gemini 2.0 AI model and API to generate summaries of text that we can use in any Ruby or Rails app.

gorails.com/episodes/ai-summaries-in-rails-with-gemini

Greg Molnar discusses security and being mindful of input passed to code and LLM’s using the documentation from the new ruby_llm gem as an example.

Exploiting LLM tools

Yesterday, I saw a post on Hackernews about the ruby_llm gem. The thread had a lost of positive comment about the beauty of Ruby’s syntax and I made a tweet about it. Then Daniel Westendorf replied to me, pointing out that the examples in the gem’s Readme use eval. This is what that particular example was:

greg.molnar.io/blog/exploiting-llm-tools

Germán Silva posted on adding spell checking to the Trix editor with Rails, Stimulus, and DeepSeek.

Enhancing the Trix Editor in Rails with AI-Powered Orthographic Correction

Introduction When working with rich text editors in Ruby on Rails applications, enhancing usability is a key factor. Trix is a powerful WYSIWYG editor, but what if we could take it a step further by integrating AI-powered orthographic correction? In this article, I'll walk you through how I built a

www.linkedin.com/pulse/enhancing-trix-editor-rails-ai-powered-orthographic-correction-silva-lmehf

Ben Garcia warns to be careful with the syntax generated by LLMs in the article Making o1, o3, and Sonnet 3.7 Hallucinate for Everyone.

That’s all for this edition! Be sure to reach out if you have any stories, content, and events you want featured in the newsletter.