Jan

API: OpenAI API · Anthropic API

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

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

Or use the Anthropic API (Imbutus's native format). In Jan v0.8.1+, Add Provider → set the API format selector to Anthropic → set (note: no /v1, Jan appends /v1/messages itself):

API Format:  Anthropic
Base URL:    https://imbutus.com
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-Qwythos-9B-Claude-Mythos-5-1M-abliterated
huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated
imbutus/YuYu1015-Ornith-1.0-35B-abliterated
huihui-ai/Huihui-Qwen3-Coder-Next-abliterated

To set the context window, go to Settings (gear icon, bottom-left) → Model → Context Length. Model context windows:

huihui-ai/Huihui-Qwythos-9B-Claude-Mythos-5-1M-abliterated: 246,416 tokens
huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated: 246,416 tokens
imbutus/YuYu1015-Ornith-1.0-35B-abliterated: 246,416 tokens
huihui-ai/Huihui-Qwen3-Coder-Next-abliterated: 246,416 tokens

You can find your API key on the profile page.