json-render/examples/dashboard/app/api/generate/route.ts

import { streamText } from "ai";
import { dashboardCatalog } from "@/lib/render/catalog";

export const maxDuration = 30;

// Use the new catalog.prompt() API
const SYSTEM_PROMPT = dashboardCatalog.prompt();

const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";

export async function POST(req: Request) {
  const { prompt, context } = await req.json();

  let fullPrompt = prompt;

  // Add data context
  if (context?.data) {
    fullPrompt += `\n\nAVAILABLE DATA:\n${JSON.stringify(context.data, null, 2)}`;
  }

  const result = streamText({
    model: process.env.AI_GATEWAY_MODEL || DEFAULT_MODEL,
    system: SYSTEM_PROMPT,
    prompt: fullPrompt,
    temperature: 0.7,
  });

  return result.toTextStreamResponse();
}