/**
 * Vision model settings and configurations
 */
export declare function maskSensitiveString(value: string | undefined, visibleChars?: number): string;
export declare function validateRequiredConfig(name: string, value: string | undefined, provider: string): void;
export declare enum VisionModelProvider {
    CLAUDE = "claude",
    OPENAI = "openai",
    AZURE_OPENAI = "azure-openai",
    GEMINI = "gemini",
    OPENAI_ALIKE = "openai-alike",
    ANTHROPIC_BEDROCK = "anthropic_bedrock"
}
export declare const VISION_PROVIDER: string;
export declare const MAX_CONCURRENT_TASKS: number;
export declare enum ImageQuality {
    LOW_RES = "low",// 512px x 512px
    HIGH_RES = "high",// max 768px x 2000px
    DEFAULT = "high"
}
export interface VisionModelConfig {
    model: string;
    apiKey?: string;
    apiBase?: string;
    imageQuality?: string;
}
export interface AnthropicVisionConfig extends VisionModelConfig {
    apiKey: string;
    model: string;
}
export interface OpenAIVisionConfig extends VisionModelConfig {
    apiKey: string;
    model: string;
    apiBase: string;
    maxTokens: number;
    temperature: number;
}
export interface GeminiVisionConfig extends VisionModelConfig {
    apiKey: string;
    model: string;
}
export interface AzureOpenAIVisionConfig extends VisionModelConfig {
    apiKey: string;
    model: string;
    apiBase: string;
    apiVersion: string;
}
export interface AnthropicAWSBedrockConfig extends VisionModelConfig {
    awsAccessKeyId: string;
    awsSecretAccessKey: string;
    awsSessionToken?: string;
    awsRegion: string;
    awsVpcEndpointUrl: string;
    model: string;
    apiKey: string;
}
export declare function getAnthropicVisionConfig(): AnthropicVisionConfig;
export declare function getOpenAIVisionConfig(): OpenAIVisionConfig;
export declare function getGeminiVisionConfig(): GeminiVisionConfig;
export declare function getAzureOpenAIVisionConfig(): AzureOpenAIVisionConfig;
export declare function getAnthropicAWSBedrockConfig(): AnthropicAWSBedrockConfig;
export declare const VISION_PARSER_DPI: number;
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