transformers safetensors mistral text-generation mergekit merge conversational base_model:mistralai/Mistral-7B-Instruct-v0.2 base_model:merge:mistralai/Mistral-7B-Instruct-v0.2 base_model:teknium/OpenHermes-2.5-Mistral-7B base_model:merge:teknium/OpenHermes-2.5-Mistral-7B autotrain_compatible text-generation-inference endpoints_compatible region:us