import type { ChatResponse, ChatResponseChunk, CompletionResponse, LLM, LLMChatParamsNonStreaming, LLMChatParamsStreaming, LLMCompletionParamsNonStreaming, LLMCompletionParamsStreaming, LLMMetadata, ToolCallLLMMessageOptions } from "./types.js";
export declare abstract class BaseLLM<AdditionalChatOptions extends object = object, AdditionalMessageOptions extends object = object> implements LLM<AdditionalChatOptions> {
    abstract metadata: LLMMetadata;
    complete(params: LLMCompletionParamsStreaming): Promise<AsyncIterable<CompletionResponse>>;
    complete(params: LLMCompletionParamsNonStreaming): Promise<CompletionResponse>;
    abstract chat(params: LLMChatParamsStreaming<AdditionalChatOptions, AdditionalMessageOptions>): Promise<AsyncIterable<ChatResponseChunk>>;
    abstract chat(params: LLMChatParamsNonStreaming<AdditionalChatOptions, AdditionalMessageOptions>): Promise<ChatResponse<AdditionalMessageOptions>>;
}
export declare abstract class ToolCallLLM<AdditionalChatOptions extends object = object> extends BaseLLM<AdditionalChatOptions, ToolCallLLMMessageOptions> {
    abstract supportToolCall: boolean;
}