⏰ ⏰ Less than one week to go until the validation phase closes! ⏰ ⏰ Get ready to submit your decoders by August 31!

Heads up! Pre-evaluation results are available – you can view them on the leaderboard at: clic2025.compression.cc/leaderboard/...

Hello world! This is the Challenge on Learned Image Compression – a competitive forum for the development of novel image and video compression methods, which use some form of machine learning. We've been around since 2018 – now also on BlueSky.

Find us here: compression.cc