There's a Ruby port of the first article you linked as well. Feature-wise they're about the same, but if you (like me) enjoy Ruby more than Python it's worth reading both articles:
Love to see the Ruby implementations! Thanks for sharing.
Thank you so much for sharing this!
We are using ruby to build a powerful AI toolset in the construction space, and we love how simple all of the SaaS parts are and not reinventing the wheel, but the ruby LLM SDK ecosystem is a bit lagging, so we've written a lot of our own low-level tools.
(btw we are also hiring rubyists https://news.ycombinator.com/item?id=43865448)