import { ChatMessage, ChatOptions, ProviderResponse } from './chat';
import { Tool, GenericToolSchema, StandardizedToolCall } from './tool';
export declare class AIProviderError extends Error {
    code: string;
    provider?: string;
    details?: any;
    retryable?: boolean;
    constructor(message: string, code: string, provider?: string, details?: any, retryable?: boolean);
}
export interface ProviderCapabilities {
    maxTokens: number;
    supportsFunctionCalling: boolean;
    supportsStreaming: boolean;
    supportedModels: string[];
    maxSimultaneousCalls: number;
    supportsSemanticCaching: boolean;
}
export interface IAIProvider {
    chat(messages: ChatMessage[], options: ChatOptions, tools?: Tool[]): Promise<ProviderResponse>;
    streamChat(messages: ChatMessage[], options: ChatOptions, tools?: Tool[]): AsyncIterableIterator<ProviderResponse>;
    getCapabilities(): ProviderCapabilities;
    use(middleware: AIProviderMiddleware): void;
    registerPlugin(plugin: AIProviderPlugin): void;
    convertToolSchema(schema: GenericToolSchema): any;
    convertToolCall(call: any): StandardizedToolCall;
}
export interface AIProviderMiddleware {
    preProcess(messages: ChatMessage[]): Promise<ChatMessage[]>;
    postProcess(response: ProviderResponse): Promise<ProviderResponse>;
    processToolCalls?(toolCalls: StandardizedToolCall[]): Promise<StandardizedToolCall[]>;
}
export interface AIProviderPlugin {
    initialize(provider: IAIProvider): void;
    onBeforeChat?(messages: ChatMessage[], options: ChatOptions): Promise<void>;
    onAfterChat?(response: ProviderResponse): Promise<void>;
    onError?(error: AIProviderError): Promise<void>;
    onStreamStart?(): Promise<void>;
    onStreamChunk?(chunk: any): Promise<void>;
    onStreamEnd?(): Promise<void>;
}
export interface EmbeddingProvider {
    embed(text: string): Promise<number[]>;
    embedBatch(texts: string[]): Promise<number[][]>;
}
export interface AIClientConfig {
    apiKey: string;
    [key: string]: any;
}
export interface AIProviderConfig extends AIClientConfig {
    type?: string;
}
export interface OpenAIProviderConfig extends AIProviderConfig {
    model: string;
}
export interface AnthropicProviderConfig extends AIProviderConfig {
    model: string;
}
export interface AzureProviderConfig extends AIProviderConfig {
    endpoint: string;
    deploymentId: string;
    subscriptionId: string;
    deployment: string;
}
export interface VertexProviderConfig extends AIProviderConfig {
    model: string;
    projectId: string;
    location: string;
}
export interface OpenRouterProviderConfig extends AIProviderConfig {
    model: string;
    httpReferer?: string;
    xTitle?: string;
}
export interface IAIProviderFactory {
    createProvider(config: AIProviderConfig): IAIProvider;
}