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100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

1import { OpenAI } from "https://esm.town/v/std/openai";
2import { sqlite } from "https://esm.town/v/stevekrouse/sqlite";
3import * as ta from "npm:technicalindicators";
237}
238
239// --- OpenAI Call Function ---
240async function callOpenAI(
241  systemPrompt: string,
242  userMessage: string,
248): Promise<{ role: "assistant" | "system"; content: string }> {
249  const callId = Math.random().toString(36).substring(2, 8);
250  const logPfx = `OpenAI Call [${agentName} ${taskId.split("-")[1] || taskId} ${callId}]`;
251  try {
252    log("DEBUG", agentName, `${logPfx}: Initiating (${model}, JSON: ${isJsonOutputRequired})...`);
253    const openai = new OpenAI();
254    const res = await openai.chat.completions.create({
255      model,
256      messages: [{ role: "system", content: systemPrompt }, { role: "user", content: userMessage }],
260    const content = res.choices?.[0]?.message?.content;
261    if (!content) {
262      log("ERROR", agentName, `${logPfx}: OpenAI returned empty/invalid response.`);
263      throw new Error("Invalid/empty AI response.");
264    }
270    let code = err.status || (err.response ? err.response.status : null);
271    const errData = err.response?.data || err.error || err.response || err;
272    if (errData?.message) { errMsg = `OpenAI Err (${code || "?"}) via ${agentName}: ${errData.message}`; }
273    else if (errData?.error?.message) {
274      errMsg = `OpenAI Err (${code || "?"}) via ${agentName}: ${errData.error.message}`;
275    }
276    else if (err.message) { errMsg += ` Details: ${err.message}`; }
285        " (ACTION: Bad request/prompt issue)"; else if (
286      err.code === "ENOTFOUND" || err.code === "ECONNREFUSED" || err.cause?.code === "UND_ERR_CONNECT_TIMEOUT"
287    ) errMsg += " (ACTION: Network error)"; else if (code >= 500) errMsg += " (ACTION: OpenAI server issue)";
288    const escapedErr = errMsg.replace(/\\/g, "\\\\").replace(/"/g, "\\\"").replace(/\n/g, "\\n");
289    if (isJsonOutputRequired) {
595  const taskId = task.taskId;
596  log("INFO", agentName, `Task ${taskId}. Goals hash: ${hashCode(JSON.stringify(task.payload))}`);
597  const result = await callOpenAI(
598    tickerSuggestionAgentSystemPrompt,
599    JSON.stringify(task.payload),
938    context: { newsSentiment: context?.newsSentiment?.[ticker] ?? "N/A" },
939  });
940  const result = await callOpenAI(
941    tickerInterpretationAgentSystemPrompt,
942    input,
1054    pastPerformanceContext: pastPerformanceContext ?? "N/A",
1055  });
1056  const result = await callOpenAI(
1057    synthesisChartingDataAgentSystemPrompt,
1058    input,

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",

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

100Note: When changing a SQLite table's schema, change the table's name (e.g., add _2 or _3) to create a fresh table.
101
102### OpenAI
103```ts
104import { OpenAI } from "https://esm.town/v/std/openai";
105const openai = new OpenAI();
106const completion = await openai.chat.completions.create({
107  messages: [
108    { role: "user", content: "Say hello in a creative way" },

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",