import type { ModelInfo, ModelRef, RegistryLike, ResolvedModel, TokenUsage } from "./types.js";
export interface PiModelCallArgs {
    model: ModelRef;
    prompt: string;
    systemPrompt: string;
    registry: ModelInfo[];
    modelRegistry: RegistryLike;
    signal: AbortSignal;
}
export interface PiModelCallResult {
    output: string;
    usage?: TokenUsage;
    costUsd: number | null;
    resolved: ResolvedModel;
}
export declare function callPiModel(args: PiModelCallArgs): Promise<PiModelCallResult>;