Type alias PerplexityChatModels
PerplexityChatModels: "llama-3.1-sonar-small-128k-online" | "llama-3.1-sonar-small-128k-chat" | "llama-3.1-sonar-large-128k-online" | "llama-3.1-sonar-large-128k-chat" | "llama-3.1-8b-instruct" | "llama-3.1-70b-instruct"