export interface OpenAIModel { id: string; name: string; maxLength: number; // maximum length of a message tokenLimit: number; } export enum OpenAIModelID { GPT_3_5 = 'gpt-3.5-turbo', GPT_4 = 'gpt-4', } // in case the `DEFAULT_MODEL` environment variable is not set or set to an unsupported model export const fallbackModelID = OpenAIModelID.GPT_3_5; export const OpenAIModels: Record = { [OpenAIModelID.GPT_3_5]: { id: OpenAIModelID.GPT_3_5, name: 'GPT-3.5', maxLength: 12000, tokenLimit: 3000, }, [OpenAIModelID.GPT_4]: { id: OpenAIModelID.GPT_4, name: 'GPT-4', maxLength: 24000, tokenLimit: 6000, }, };