import { LlmBridge, LlmBridgePrompt, InvokeOption, LlmBridgeResponse, LlmMetadata } from 'llm-bridge-spec';
import { BedrockRuntimeClient } from '@aws-sdk/client-bedrock-runtime';
import { AbstractModel } from '../models/base/abstract-model';
import { BedrockConfig } from './types';
export declare class BedrockBridge implements LlmBridge {
    private client;
    private modelBridge;
    private config;
    constructor(client: BedrockRuntimeClient, modelBridge: AbstractModel<unknown, unknown>, config: BedrockConfig);
    invoke(prompt: LlmBridgePrompt, option?: InvokeOption): Promise<LlmBridgeResponse>;
    invokeStream(prompt: LlmBridgePrompt, option?: InvokeOption): AsyncGenerator<LlmBridgeResponse, void, unknown>;
    private parse;
    getMetadata(): Promise<LlmMetadata>;
}
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