/**
 * llmindex.io — GET /api/v1/efficiency (Pareto frontier data, live)
 * Author:  Simon-Pierre Boucher
 * Contact: contact@spboucher.ai
 * License: Proprietary — © Simon-Pierre Boucher, all rights reserved
 */
import { type NextRequest } from 'next/server';
import { getEfficiencyData } from '@/lib/data';
import { apiJson } from '@/lib/api';
import { rateLimit } from '@/lib/rate-limit';

export const dynamic = 'force-dynamic';

export async function GET(req: NextRequest) {
  const limited = await rateLimit(req);
  if (limited) return limited;
  const points = await getEfficiencyData();
  return apiJson({
    points: points.map((p) => ({
      model: p.slug,
      name: p.name,
      provider: p.provider,
      score: p.score,
      score_low: p.scoreLow,
      score_high: p.scoreHigh,
      latency_p50: p.latencyP50,
      cost_per_1k_items: Number(p.costPer1kItems.toFixed(4)),
      on_frontier: p.onFrontier,
    })),
  });
}