import type { ProviderId } from "../../types.js";
import type { VisionEvidence, VisionSupport } from "../capabilities.js";
export declare function visionSubstitutionOrigin(provider: ProviderId, substitute: string): string | undefined;
export declare function warnOnUnknownProviderId(site: string, provider: string): void;
export declare function registerModelVisionCapability(input: {
    provider: ProviderId;
    model: string;
    vision: boolean;
    source?: "provider" | "user";
    observedAt?: string;
}): void;
export declare function learnModelVisionCapability(provider: ProviderId, model: string, vision: boolean): void;
export declare function clearModelVisionCapabilities(): void;
export declare function clearLearnedVisionCapabilities(): void;
export declare function visionCapabilitySource(provider: ProviderId, model: string): "provider" | "user" | "fallback-table";
export declare function visionEvidence(provider: ProviderId, model: string): VisionEvidence;
export declare function modelVisionSupport(provider: ProviderId, model: string): VisionSupport;
export declare function modelSupportsVision(provider: ProviderId, model: string): boolean;
export declare function modelAcceptsImages(provider: ProviderId, model: string): boolean;
export declare function preferredVisionModel(provider: ProviderId, currentModel: string): string | undefined;