From Prototype to Production: How Promptfoo and Vitest Made podcast-it Reliable
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Discover how LLM evals with Promptfoo and fast testing with Vitest helped turn podcast-it from a prototype into a production-ready generative AI app that generates consistent, high-quality audio episodes. 
From Idea to Audio: Building the podcast-it Cloudflare Worker
Published ❘ UpdatedHow I built podcast-it: a Cloudflare Worker that turns blog posts into playable podcast episodes using OpenAI, R2, and D1 — from idea to working prototype, with lessons learned along the way. 
Cache OpenAI Embeddings with SQLite for Low-Cost Astro Builds
PublishedAvoid repeated OpenAI API calls by caching embeddings with SQLite. A lightweight, cost-effective solution to keep your Astro site builds fast and affordable. 
Refining “Similar Posts” for Relevance and Simplicity
PublishedAn inside look at improving the “Similar Posts” component using OpenAI embeddings and cosine similarity, with a clean 1–3 post display based on semantic relevance. 
Add 🤖 AI‑Powered Similar Posts 🔍 to Your Astro Blog — Here’s How
PublishedLearn how to enhance your Astro blog with intelligent “Similar Posts” using cosine similarity and embeddings. A static-friendly, semantic approach to content discovery without a server.