OctoChatModels: "meta-llama-3-70b-instruct" | "meta-llama-3.1-405b-instruct" | "meta-llama-3.1-70b-instruct" | "meta-llama-3.1-8b-instruct" | "mistral-7b-instruct" | "mixtral-8x7b-instruct" | "wizardlm-2-8x22bllamaguard-2-7b"