KARAKURI LM 8x7B Instruct v0.1

KARAKURI LM 8x7B Instruct v0.1 is a mixture-of-experts language model developed by KARAKURI Inc. for English and Japanese. It is a fine-tuned version of tokyotech-llm/Swallow-MX-8x7b-NVE-v0.1, trained on approximately 1 billion tokens of fine-tuning data. The vendor describes it as the first domestic Japanese LLM with function calling and RAG support.

The model is licensed under Apache 2.0 and is distributed via Hugging Face and AWS Marketplace. Development used AWS Trainium, which the vendor says cut training cost by up to 50%. It is positioned for business use cases in Japanese enterprise settings, with evaluation across helpfulness, correctness, coherence, and creativity dimensions.