Character.AI Blog

Introducing Imagine Gallery

Mar 18, 2026 2 min read Announcements

Character.ai’s Imagine feature turns conversations into visuals - dramatic scenes, surreal worlds, unexpected moments. It’s one of the most creative ways to build upon your chat on Character.ai. Now,...

Introducing c.ai labs

Feb 4, 2026 2 min read

Chat is just the start. Today we’re launching c.ai labs: a new home for fast, playful experiments in AI entertainment - where we try new formats, new ways to create, and...

Slonk: Slurm on Kubernetes for ML Research at Character.ai

Jan 15, 2026 4 min read

Today we’re sharing a snapshot of Slonk (Slurm on Kubernetes), the system we use internally to run GPU research clusters at Character.ai. Although this is not a fully supported open-source project,...

Technical Deep Dive: How DigitalOcean and AMD Delivered a 2x Production Inference Performance Increase for Character.ai

Jan 13, 2026 13 min read

In the post below, our partners at DigitalOcean and AMD break down how we worked across all three teams to achieve 2x production inference performance. Through deep technical collaboration across our three teams,...

Optimizing Large-Scale Pretraining at Character.ai

Dec 23, 2025 9 min read

Before Character.ai shifted its focus toward building on open-source model foundations, the company’s early pretraining team explored a range of techniques to make large-scale transformer training faster and more efficient. That...