Search

    if (!text?.trim()) return new Response("No text provided", { status: 400 });
    const openaiKey = process.env.OPENAI_API_KEY;
    if (!openaiKey) return new Response("Missing API key", { status: 500 });
    const keyphrases = await generateKeyphrases(text, openaiKey);
    return new Response(JSON.stringify(keyphrases), {
      headers: { ...corsHeaders, "Content-Type": "application/json" },
    `Analyze this text and output EXACTLY 10 unique keyphrases (2+ words each) as JSON array. Text: "${text}"`;
  const response = await fetch("https://api.openai.com/v1/chat/completions", {
    method: "POST",
    headers: {

  },
  {
    "title": "An Introduction to OpenAI fine-tuning",
    "slug": "an-introduction-to-openai-fine-tuning",
    "link": "/blog/an-introduction-to-openai-fine-tuning",
    "description": "How to customize OpenAI to your liking",
    "pubDate": "Fri, 25 Aug 2023 00:00:00 GMT",
    "author": "Steve Krouse",
    "slug": "val-town-newsletter-16",
    "link": "/blog/val-town-newsletter-16",
    "description": "Our seed round, growing team, Codeium completions, @std/openai, and more",
    "pubDate": "Mon, 22 Apr 2024 00:00:00 GMT",
    "author": "Steve Krouse",

  },
  {
    "title": "An Introduction to OpenAI fine-tuning",
    "slug": "an-introduction-to-openai-fine-tuning",
    "link": "/blog/an-introduction-to-openai-fine-tuning",
    "description": "How to customize OpenAI to your liking",
    "pubDate": "Fri, 25 Aug 2023 00:00:00 GMT",
    "author": "Steve Krouse",
    "slug": "val-town-newsletter-16",
    "link": "/blog/val-town-newsletter-16",
    "description": "Our seed round, growing team, Codeium completions, @std/openai, and more",
    "pubDate": "Mon, 22 Apr 2024 00:00:00 GMT",
    "author": "Steve Krouse",

// Combined Frontend (React/ChakraUI) and Backend (Hono/OpenAI) for Val Town
// Funding Assistant Dashboard Prototype - v6 (Corrected AgencyInfo Prompt Logic)
export default async function server(request: Request): Promise<Response> {
  // Only import server-side dependencies here
  const { OpenAI } = await import("https://esm.town/v/std/openai");
  // const { sqlite } = await import("https://esm.town/v/stevekrouse/sqlite"); // DB optional
  const { Hono } = await import("npm:hono");
  // --- OpenAI Client ---
  // Ensure API key is set as Val Town env var 'openai'
  let openai;
  try {
    openai = new OpenAI();
  } catch (e) {
     console.error("FATAL: Failed to initialize OpenAI client. Is the 'openai' environment variable set?", e);
     // Return a generic server error response if OpenAI cannot be initialized
     return new Response(JSON.stringify({ error: "Server configuration error. Unable to initialize OpenAI client." }), {
        status: 500,
        headers: { "Content-Type": "application/json" },
        ];
        // --- Call OpenAI ---
        console.log(`Calling OpenAI for agent: ${agentType}...`);
        const completion = await openai.chat.completions.create({
            messages: messages,
            model: "gpt-4o",
    } catch (error) {
        // Catches errors in request handling, OpenAI API call itself, etc.
        console.error(`Critical error initiating agent ${agentType}:`, error);
        let errorMsg = `Server error initiating agent ${agentType}.`;
        // Check for specific OpenAI errors if needed for better diagnostics
        // if (error instanceof OpenAI.APIError) { errorMsg = `OpenAI API Error: ${error.status} ${error.message}`; }
        else if (error.message) {
             errorMsg = `${errorMsg} Details: ${error.message}`;

  },
  {
    "title": "An Introduction to OpenAI fine-tuning",
    "slug": "an-introduction-to-openai-fine-tuning",
    "link": "/blog/an-introduction-to-openai-fine-tuning",
    "description": "How to customize OpenAI to your liking",
    "pubDate": "Fri, 25 Aug 2023 00:00:00 GMT",
    "author": "Steve Krouse",
    "slug": "val-town-newsletter-16",
    "link": "/blog/val-town-newsletter-16",
    "description": "Our seed round, growing team, Codeium completions, @std/openai, and more",
    "pubDate": "Mon, 22 Apr 2024 00:00:00 GMT",
    "author": "Steve Krouse",

  },
  {
    "title": "An Introduction to OpenAI fine-tuning",
    "slug": "an-introduction-to-openai-fine-tuning",
    "link": "/blog/an-introduction-to-openai-fine-tuning",
    "description": "How to customize OpenAI to your liking",
    "pubDate": "Fri, 25 Aug 2023 00:00:00 GMT",
    "author": "Steve Krouse",
    "slug": "val-town-newsletter-16",
    "link": "/blog/val-town-newsletter-16",
    "description": "Our seed round, growing team, Codeium completions, @std/openai, and more",
    "pubDate": "Mon, 22 Apr 2024 00:00:00 GMT",
    "author": "Steve Krouse",

async function gpt4(prompt: string): Promise<string> {
  const { OpenAI } = await import("https://esm.town/v/std/openai");
  const openai = new OpenAI();
  const completion = await openai.chat.completions.create({
    messages: [{ role: "user", content: prompt }],
    model: "gpt-4-mini",

Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
### OpenAI
```ts
import { OpenAI } from "https://esm.town/v/std/openai";
const openai = new OpenAI();
const completion = await openai.chat.completions.create({
  messages: [
    { role: "user", content: "Say hello in a creative way" },

Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
### OpenAI
```ts
import { OpenAI } from "https://esm.town/v/std/openai";
const openai = new OpenAI();
const completion = await openai.chat.completions.create({
  messages: [
    { role: "user", content: "Say hello in a creative way" },

// --- Backend Server (Val Town) ---
export default async function server(request: Request): Promise<Response> {
  const { OpenAI } = await import("https://esm.town/v/std/openai");
  if (request.method === "OPTIONS") {
  if (request.method === "POST" && new URL(request.url).pathname === "/grade-card") {
    try {
      // Check for OpenAI API Key in Val Town secrets
      const openai = new OpenAI(); // Assumes OPENAI_API_KEY is set in Val Town secrets
      const { imageBase64 } = await request.json();
      if (!imageBase64 || typeof imageBase64 !== "string") {
      }
      console.log("Received image data, preparing request to OpenAI...");
      const modelChoice = "gpt-4o"; // Or "gpt-4o-mini"
      // --- Construct the detailed prompt for OpenAI ---
      const prompt = `
Alright, listen up, collector fam—here’s the no-BS, sharp-as-a-PSA-10 shorthand guide to grading and authenticating cards. No fluff, just gospel truths. Let’s get it:
`;
      const response = await openai.chat.completions.create({
        model: modelChoice,
        response_format: { type: "json_object" },
      });
      console.log("Received response from OpenAI.");
      const jsonString = response.choices[0]?.message?.content;
      if (!jsonString) {
        throw new Error("OpenAI did not return valid response content.");
      }
        console.log("Successfully parsed JSON response.");
      } catch (parseError) {
        console.error("Failed to parse JSON from OpenAI:", jsonString);
        throw new Error("AI returned improperly formatted JSON data.");
      }