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2// It uses the Hono web framework to serve a Single-Page Application (SPA).
3
4import { OpenAI } from "https://esm.town/v/std/openai";
5import { Hono } from "npm:hono@4.4.12";
6import type { Context } from "npm:hono@4.4.12";
815  if (!industry) return c.json({ error: "Industry is a required field." }, 400);
816  try {
817    const openai = new OpenAI();
818    const completion = await openai.chat.completions.create({
819      model: "gpt-4o",
820      messages: [{ role: "system", content: DYNAMIC_LIST_GENERATOR_PROMPT }, {
836  if (!occupation) return c.json({ error: "Occupation is a required field." }, 400);
837  try {
838    const openai = new OpenAI();
839    const completion = await openai.chat.completions.create({
840      model: "gpt-4o",
841      messages: [{ role: "system", content: DYNAMIC_LIST_GENERATOR_PROMPT }, {
862
863  try {
864    const openai = new OpenAI();
865    const completion = await openai.chat.completions.create({
866      model: "gpt-4o",
867      messages: [{ role: "system", content: PROMPT_REFINER_SYSTEM_PROMPT }, { role: "user", content: userInput }],
880  if (!refined_prompt) return c.json({ error: "refined_prompt is required" }, 400);
881  try {
882    const openai = new OpenAI();
883    const completion = await openai.chat.completions.create({
884      model: "gpt-4o",
885      messages: [{ role: "system", content: INPUT_EXTRACTOR_SYSTEM_PROMPT }, {
901  if (!refined_prompt) return c.json({ error: "refined_prompt is required" }, 400);
902  try {
903    const openai = new OpenAI();
904    const completion = await openai.chat.completions.create({
905      model: "gpt-4o",
906      messages: [{ role: "system", content: CLARIFICATION_AGENT_SYSTEM_PROMPT }, {
956
957  try {
958    const openai = new OpenAI();
959    const agentCompletion = await openai.chat.completions.create({
960      model: "gpt-4o",
961      messages: [{ role: "system", content: systemPromptWithContext }, {
968    if (!agentOutput) throw new Error("The agent returned no content.");
969
970    const htmlCompletion = await openai.chat.completions.create({
971      model: "gpt-4o",
972      messages: [{ role: "system", content: HTML_FORMATTER_SYSTEM_PROMPT }, { role: "user", content: agentOutput }],

198  },
199  {
200    "title": "An Introduction to OpenAI fine-tuning",
201    "slug": "an-introduction-to-openai-fine-tuning",
202    "link": "/blog/an-introduction-to-openai-fine-tuning",
203    "description": "How to customize OpenAI to your liking",
204    "pubDate": "Fri, 25 Aug 2023 00:00:00 GMT",
205    "author": "Steve Krouse",
417    "slug": "val-town-newsletter-16",
418    "link": "/blog/val-town-newsletter-16",
419    "description": "Our seed round, growing team, Codeium completions, @std/openai, and more",
420    "pubDate": "Mon, 22 Apr 2024 00:00:00 GMT",
421    "author": "Steve Krouse",

167- [**We at Val Town**](https://www.val.town/u/valdottown) made [door](https://www.val.town/x/valdottown/door) for Val Town office guests to open the door through their phone, like [this](https://www.val.town/x/valdottown/door/pull/ef854848-34b0-11f0-9887-9e149126039e)!
168- [**Joey Hiller**](https://www.val.town/u/jhiller) made [ValTown-Package-Tracker](https://www.val.town/x/jhiller/ValTown-Package-Tracker) to track a package of sensors he was sending from Oakland to us in Downtown Brooklyn!
169- [**dinavinter**](https://www.val.town/u/dinavinter) made [slack](https://www.val.town/x/dinavinter/slack), a Slack bot that uses OpenAI to generate responses.
170- [**prashamtrivedi**](https://www.val.town/u/prashamtrivedi) made [hn-remote-ts-genai-jobs](https://www.val.town/x/prashamtrivedi/hn-remote-ts-genai-jobs), to track Hacker News' Who's Hiring filter for remote TypeScript + GenAI-related jobs.
171- [**dcm31**](https://www.val.town/u/dcm31) made [rotrank](https://www.val.town/x/dcm31/rotrank), an ELO ranking system for popular Italian Brainrot characters.

412                  target="_blank"
413                  rel="noopener noreferrer"
414                  >OpenAI</a
415                >
416                both achieved
417                <a
418                  href="https://www.axios.com/2025/07/21/openai-deepmind-math-olympiad-ai"
419                  class="text-blue-600 underline hover:text-gray-500"
420                  target="_blank"

225              <p class="text-gray-700 mb-4 text-lg leading-relaxed">
226                We hope you enjoyed celebrating the historic achievements in
227                mathematical AI with us. Both Google and OpenAI's gold medal
228                performances at the International Mathematical Olympiad marked a
229                significant milestone in artificial intelligence.

1// @ts-ignore
2import { OpenAI } from "https://esm.town/v/std/openai?v=4";
3
4// --- AI BEHAVIORAL GUIDELINES ---
529  const url = new URL(req.url);
530  const action = url.searchParams.get("action");
531  const openai = new OpenAI({ apiKey: process.env.openai });
532
533  if (req.method === "POST") {
538          if (!difficulty) throw new Error("Difficulty level is required.");
539          const dynamicNewGamePrompt = getNewGamePrompt(difficulty);
540          const completion = await openai.chat.completions.create({
541            model: "gpt-4o",
542            messages: [{ role: "system", content: dynamicNewGamePrompt }],
550          const { guess, secretWord } = await req.json();
551          if (!guess || !secretWord) throw new Error("Guess and secretWord are required.");
552          const completion = await openai.chat.completions.create({
553            model: "gpt-4o",
554            messages: [{ role: "system", content: CHECK_GUESS_PROMPT }, {

1import { Hono } from "https://esm.sh/hono";
2import { OpenAI } from "https://esm.town/v/std/openai";
3import { serveFile } from "https://esm.town/v/std/utils/index.ts";
4import type { ChatRequest, ChatResponse } from "../shared/types.ts";
25    }
26
27    // Build conversation context for OpenAI
28    const messages = [
29      {
44    ];
45
46    // Call OpenAI API
47    const openai = new OpenAI();
48    const completion = await openai.chat.completions.create({
49      model: "gpt-3.5-turbo",
50      messages,
56
57    if (!assistantMessage) {
58      throw new Error("No response from OpenAI");
59    }
60

2
3A ChatGPT-like chat application built for Val Town using React and Hono with
4OpenAI integration.
5
6## Features
7
8- 💬 Real-time chat interface with ChatGPT-like styling
9- 🤖 OpenAI GPT-3.5-turbo integration via Val Town's standard library
10- 📱 Responsive design with Tailwind CSS
11- ⚡ Fast TypeScript development with Deno
36
37- `GET /` - Serves the React frontend
38- `POST /api/chat` - Chat with OpenAI (requires message and optional
39  conversation history)
40- `GET /api/health` - Health check endpoint
79- **Frontend**: React with TypeScript
80- **Styling**: Tailwind CSS (via CDN)
81- **AI**: OpenAI GPT-3.5-turbo via Val Town's standard library
82- **Runtime**: Deno
83- **Platform**: Val Town

1// @ts-ignore
2import { OpenAI } from "https://esm.town/v/std/openai?v=4";
3
4// --- AI BEHAVIORAL GUIDELINES ---
402    (async () => {
403      try {
404        const openai = new OpenAI();
405        const body = await req.json();
406        const text = body.text;
415        ];
416
417        const completion = await openai.chat.completions.create({
418          model: "gpt-4o",
419          messages: messages,

4import { cors } from "npm:hono@4.4.12/cors";
5// @ts-ignore
6import { OpenAI } from "https://esm.town/v/std/openai?v=4";
7// @ts-ignore
8import { sqlite } from "https://esm.town/v/std/sqlite?v=4";
80    }
81
82    const openai = new OpenAI({
83      apiKey: Deno.env.get("OPENAI_API_KEY"),
84    });
85
89`;
90
91    const completion = await openai.chat.completions.create({
92      model: "gpt-4o",
93      messages: [