---
title: Add Image Optimizer format counting metrics
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2026/02/add-imgopto-metrics
---

Real-time analytics and Historical Stats responses now include the following new metrics: `imgopto_avif_count`, `imgopto_jpeg_count`, `imgopto_png_count`, `imgopto_gif_count`, `imgopto_webp_count`, `imgopto_jpegxl_count`, `imgopto_svg_count`, `imgopto_mp4_count`.