opencode

Run /connect in the opencode TUI, scroll to Other, enter "imbutus" as the provider ID, then paste your API key:

/connect
→ Other
Provider ID:  imbutus
API Key:      <your-api-key>

Create or update opencode.json in your project root to register Imbutus as a provider with all available models:

{
  "$schema": "https://opencode.ai/config.json",
  "provider": {
    "imbutus": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "Imbutus",
      "options": {
        "baseURL": "https://imbutus.com/v1"
      },
      "models": {
        "huihui-ai/Huihui-Qwen3.5-9B-Claude-4.6-Opus-abliterated": {
          "name": "huihui-ai/Huihui-Qwen3.5-9B-Claude-4.6-Opus-abliterated"
        },
        "huihui-ai/Huihui-Qwythos-9B-Claude-Mythos-5-1M-abliterated": {
          "name": "huihui-ai/Huihui-Qwythos-9B-Claude-Mythos-5-1M-abliterated"
        },
        "huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated": {
          "name": "huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated"
        },
        "huihui-ai/Huihui-Qwen3-Coder-Next-abliterated": {
          "name": "huihui-ai/Huihui-Qwen3-Coder-Next-abliterated"
        }
      }
    }
  }
}

Launch opencode and use /models to select a model. Available model IDs:

huihui-ai/Huihui-Qwen3.5-9B-Claude-4.6-Opus-abliterated
huihui-ai/Huihui-Qwythos-9B-Claude-Mythos-5-1M-abliterated
huihui-ai/Huihui-Qwen3.6-35B-A3B-Claude-4.7-Opus-abliterated
huihui-ai/Huihui-Qwen3-Coder-Next-abliterated