Tool calling

import json
import os
from openai import OpenAI

client = OpenAI(base_url="https://api.naga.ac/v1", api_key=os.environ["NAGAAI_API_KEY"])

tools = [{
    "type": "function",
    "function": {
        "name": "get_weather",
        "description": "Current weather for a city.",
        "parameters": {
            "type": "object",
            "properties": {"city": {"type": "string"}},
            "required": ["city"],
        },
    },
}]

def get_weather(city):
    return {"city": city, "temperature_c": 18, "sky": "cloudy"}

messages = [{"role": "user", "content": "What is the weather in Prague?"}]

while True:
    completion = client.chat.completions.create(
        model="deepseek-v4.1-flash", messages=messages, tools=tools
    )
    message = completion.choices[0].message
    messages.append(message.model_dump(exclude_none=True))
    if not message.tool_calls:
        break
    for call in message.tool_calls:
        result = get_weather(**json.loads(call.function.arguments))
        messages.append({"role": "tool", "tool_call_id": call.id, "content": json.dumps(result)})

print(message.content)

import OpenAI from "openai";

const client = new OpenAI({ baseURL: "https://api.naga.ac/v1", apiKey: process.env.NAGAAI_API_KEY });

const tools = [{
  type: "function",
  function: {
    name: "get_weather",
    description: "Current weather for a city.",
    parameters: {
      type: "object",
      properties: { city: { type: "string" } },
      required: ["city"],
    },
  },
}];

const getWeather = ({ city }) => ({ city, temperature_c: 18, sky: "cloudy" });

const messages = [{ role: "user", content: "What is the weather in Prague?" }];
let message;

while (true) {
  const completion = await client.chat.completions.create({ model: "deepseek-v4.1-flash", messages, tools });
  message = completion.choices[0].message;
  messages.push(message);
  if (!message.tool_calls?.length) break;
  for (const call of message.tool_calls) {
    const result = getWeather(JSON.parse(call.function.arguments));
    messages.push({ role: "tool", tool_call_id: call.id, content: JSON.stringify(result) });
  }
}

console.log(message.content);

curl https://api.naga.ac/v1/chat/completions \
  -H "Authorization: Bearer $NAGAAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v4.1-flash",
    "messages": [{"role": "user", "content": "What is the weather in Prague?"}],
    "tools": [{
      "type": "function",
      "function": {
        "name": "get_weather",
        "description": "Current weather for a city.",
        "parameters": {"type": "object", "properties": {"city": {"type": "string"}}, "required": ["city"]}
      }
    }]
  }'