transformers safetensors mistral text-generation mergekit merge conversational en arxiv:2203.05482 base_model:meta-llama/Meta-Llama-3-8B-Instruct base_model:merge:meta-llama/Meta-Llama-3-8B-Instruct base_model:mistralai/Mistral-7B-Instruct-v0.3 base_model:merge:mistralai/Mistral-7B-Instruct-v0.3 license:mit autotrain_compatible text-generation-inference endpoints_compatible region:us