Function useCostAwareModel

Returns {
    selectCostOptimalModel: (
        requirements: {
            capabilities?: any[];
            maxTokens?: number;
            budgetConstraint?: "low" | "medium" | "high";
        },
    ) => { modelId: string; estimatedCost: number; costSavings: number };
    getCostProjection: (
        modelId: string,
        estimatedTokens: number,
    ) => { cost: number; tier: "low" | "medium" | "high" };
}