import { LanguageModelRegistry, LanguageModelStatus, ReasoningApi, ReasoningSupport } from '@theia/ai-core';
import { Anthropic } from '@anthropic-ai/sdk';
import type { ModelInfo } from '@anthropic-ai/sdk/resources/models';
import { AnthropicLanguageModelsManager, AnthropicModelDescription } from '../common';
import { ILogger } from '@theia/core';
interface ResolvedModelMetadata {
    maxInputTokens?: number;
    maxTokens: number;
    reasoningSupport?: ReasoningSupport;
    reasoningApi?: ReasoningApi;
    supportsXHighEffort?: boolean;
    serverSideCompactionSupport: boolean;
}
export declare class AnthropicLanguageModelsManagerImpl implements AnthropicLanguageModelsManager {
    protected _apiKey: string | undefined;
    protected _proxyUrl: string | undefined;
    protected readonly modelInfoCache: Map<string, Promise<Anthropic.Models.ModelInfo>>;
    protected readonly languageModelRegistry: LanguageModelRegistry;
    protected readonly logger: ILogger;
    get apiKey(): string | undefined;
    createOrUpdateLanguageModels(...modelDescriptions: AnthropicModelDescription[]): Promise<void>;
    protected createOrUpdateLanguageModel(modelDescription: AnthropicModelDescription): Promise<void>;
    /** `maxTokens` falls back to {@link DEFAULT_MAX_TOKENS} since the Messages API requires it. */
    protected resolveMetadata(description: AnthropicModelDescription, apiKey: string | undefined, proxyUrl: string | undefined): Promise<ResolvedModelMetadata>;
    /**
     * Server-side compaction (`compact_20260112`) is available on Claude Opus and Sonnet 4.6 and later.
     * Heuristic over the model id; override to read the capability from the `/v1/models` endpoint or for custom endpoints.
     */
    protected deriveServerSideCompactionSupport(description: AnthropicModelDescription): boolean;
    protected fetchModelInfo(modelDescription: AnthropicModelDescription, apiKey: string | undefined, proxyUrl: string | undefined): Promise<ModelInfo | undefined>;
    protected retrieveModelInfo(modelDescription: AnthropicModelDescription, apiKey: string, proxyUrl: string | undefined): Promise<ModelInfo>;
    /** Adaptive thinking (`effort`) is preferred when available; older 4.x models only support the legacy extended thinking (`budget`) API. */
    protected deriveReasoningApi(info: ModelInfo | undefined): ReasoningApi | undefined;
    protected deriveSupportsXHighEffort(info: ModelInfo | undefined): boolean | undefined;
    removeLanguageModels(...modelIds: string[]): void;
    setApiKey(apiKey: string | undefined): void;
    setProxyUrl(proxyUrl: string | undefined): void;
    protected calculateStatus(modelDescription: AnthropicModelDescription, effectiveApiKey: string | undefined): LanguageModelStatus;
}
export {};
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