Original: https://codingcat.dev/post/firebase-2026-01-continuous-improvement

Calling frontier multimodal models directly from a web or mobile client is a security minefield if you expose raw API keys or hardcode brittle system prompts in your frontend bundle. Following the announcement of Improve AI output with continuous improvement by Alexander Nohe, Dan Gruhl on the Official Firebase Blog (2026-01-13), here is our hands-on CodingCat.dev breakdown of what actually shipped, how it works under the hood, and how we wire it into production TypeScript, Next.js, Astro, SvelteKit, React, and Angular applications.…