Jan

Open Jan → Settings (gear icon, bottom-left) → Model Providers → OpenAI → set:

Base URL:  https://imbutus.com/v1
API Key:   <your-api-key>

Then add one or more of the following model IDs to the model list under that provider:

huihui-ai/Huihui-Qwen3.5-9B-Claude-4.6-Opus-abliterated
huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated
huihui-ai/Huihui-Qwen3-Coder-Next-abliterated