How to create and connect ASSISTANTS ChatGPT API

Step 1 : Create Assistants for chatGPT.

Create instructions , name and model

Learn more https://platform.openai.com/playground/assistants

Step 2: Threads

Create Threads

const OpenAI = require("openai");

const openai = new OpenAI({
  apiKey: "sk-proj-API-KEY"
});

async function main() {
  const emptyThread = await openai.beta.threads.create();

  console.log(emptyThread);
}

main();

Response: 

{
  "id": "thread_abc123",
  "object": "thread",
  "created_at": 1699012949,
  "metadata": {},
  "tool_resources": {}
}

Step 3: Message

Create Message

async function main() {
  const threadMessages = await openai.beta.threads.messages.create(
    "thread_abc123",
    { role: "user", content: "How does AI work? Explain it in simple terms." }
  );

  console.log(threadMessages);
}

main();

Response:

{
  "id": "msg_abc123",
  "object": "thread.message",
  "created_at": 1713226573,
  "assistant_id": null,
  "thread_id": "thread_abc123",
  "run_id": null,
  "role": "user",
  "content": [
    {
      "type": "text",
      "text": {
        "value": "How does AI work? Explain it in simple terms.",
        "annotations": []
      }
    }
  ],
  "attachments": [],
  "metadata": {}
}

Step 4: Run

Create a run

async function main() {
  const run = await openai.beta.threads.runs.create(
    "thread_abc123",
    { assistant_id: "asst_abc123" }
  );

  console.log(run);
}

main();

Respones:

{
  "id": "run_abc123",
  "object": "thread.run",
  "created_at": 1699063290,
  "assistant_id": "asst_abc123",
  "thread_id": "thread_abc123",
  "status": "queued",
  "started_at": 1699063290,
  "expires_at": null,
  "cancelled_at": null,
  "failed_at": null,
  "completed_at": 1699063291,
  "last_error": null,
  "model": "gpt-4-turbo",
  "instructions": null,
  "incomplete_details": null,
  "tools": [
    {
      "type": "code_interpreter"
    }
  ],
  "metadata": {},
  "usage": null,
  "temperature": 1.0,
  "top_p": 1.0,
  "max_prompt_tokens": 1000,
  "max_completion_tokens": 1000,
  "truncation_strategy": {
    "type": "auto",
    "last_messages": null
  },
  "response_format": "auto",
  "tool_choice": "auto",
  "parallel_tool_calls": true
}

Step 5: List messages

Returns a list of messages for a given thread.

async function main() {
  const threadMessages = await openai.beta.threads.messages.list(
    "thread_abc123"
  );

  console.log(threadMessages.data);
}

main();

Response:

{
  "object": "list",
  "data": [
    {
      "id": "msg_abc123",
      "object": "thread.message",
      "created_at": 1699016383,
      "assistant_id": null,
      "thread_id": "thread_abc123",
      "run_id": null,
      "role": "user",
      "content": [
        {
          "type": "text",
          "text": {
            "value": "How does AI work? Explain it in simple terms.",
            "annotations": []
          }
        }
      ],
      "attachments": [],
      "metadata": {}
    },
    {
      "id": "msg_abc456",
      "object": "thread.message",
      "created_at": 1699016383,
      "assistant_id": null,
      "thread_id": "thread_abc123",
      "run_id": null,
      "role": "user",
      "content": [
        {
          "type": "text",
          "text": {
            "value": "Hello, what is AI?",
            "annotations": []
          }
        }
      ],
      "attachments": [],
      "metadata": {}
    }
  ],
  "first_id": "msg_abc123",
  "last_id": "msg_abc456",
  "has_more": false
}

List messages FAQ and Anwer for javascript

async function main() {
  const threadMessages = await openai.beta.threads.messages.list(
    "thread_abc123"
  );

  threadMessages.data.map((m) => {
    console.log(m.content)
  })
}

main();

Good Luck !!!!