import { Provider, ChatRequest, ChatResponse, ModelInfo, ChatChunk } from "../Provider.js";
import { BaseProvider } from "../BaseProvider.js";
export interface AnthropicProviderOptions {
    apiKey: string;
    baseUrl?: string;
}
export declare class AnthropicProvider extends BaseProvider implements Provider {
    private readonly options;
    private readonly baseUrl;
    private readonly chatHandler;
    private readonly streamHandler;
    private readonly modelsHandler;
    capabilities: {
        supportsVision: (model: string) => boolean;
        supportsTools: (model: string) => boolean;
        supportsStructuredOutput: (model: string) => boolean;
        supportsEmbeddings: (_model: string) => boolean;
        supportsImageGeneration: (_model: string) => boolean;
        supportsTranscription: (_model: string) => boolean;
        supportsModeration: (_model: string) => boolean;
        supportsReasoning: (_model: string) => boolean;
        supportsDeveloperRole: (_model: string) => boolean;
        getContextWindow: (model: string) => number | null;
    };
    constructor(options: AnthropicProviderOptions);
    apiBase(): string;
    headers(): Record<string, string>;
    protected providerName(): string;
    defaultModel(_feature?: string): string;
    chat(request: ChatRequest): Promise<ChatResponse>;
    stream(request: ChatRequest): AsyncGenerator<ChatChunk>;
    listModels(): Promise<ModelInfo[]>;
}
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