# Astro astro@5.16.0 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@5.16.0
- **Released:** Nov 20, 2025
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-5.16.0/

## Executive Summary (TL;DR)
Astro astro@5.16.0. Source highlight: Adds experimental SVGO optimization support for SVG assets

## Breaking Changes & Deprecations
- -   [#14796](https://github.com/withastro/astro/pull/14796) [`c29a785`](https://github.com/withastro/astro/commit/c29a785d57f08c5526828379d748f788797d9c39) Thanks [@florian-lefebvre](https://github.com/florian-lefebvre)! - **BREAKING CHANGE to the experimental Fonts API only**

## New Features
- Adds experimental SVGO optimization support for SVG assets
- Adds a hint for code agents to use the `--yes` flag to skip prompts when running `astro add`
- Adds the `ActionInputSchema` utility type to automatically infer the TypeScript type of an action's input based on its Zod schema
- Adds new CLI shortcuts available when running `astro preview`:

## Bug Fixes
- Removes `picocolors` as dependency in favor of the fork `piccolore`.
- Improves `astro info`
- **BREAKING CHANGE to the experimental Fonts API only**

## Upgrade Command
```bash
npm install --save-exact astro@5.16.0
```