Быстрый старт

package main

import (
	"context"
	"fmt"

	"github.com/openai/openai-go"
	"github.com/openai/openai-go/option"
)

func main() {
	client := openai.NewClient(
		option.WithAPIKey("YOUR_API_KEY"),
		option.WithBaseURL("https://api.aiproductiv.ru/v1"),
	)

	resp, err := client.Chat.Completions.New(
		context.TODO(),
		openai.ChatCompletionNewParams{
			Model: openai.String("gpt-5.4"),
			Messages: []openai.ChatCompletionMessageParamUnion{
				openai.UserMessage("Hello from CheapGPT!"),
			},
		},
	)
	if err != nil {
		panic(err)
	}

	fmt.Println(resp.Choices[0].Message.Content)
}

from openai import OpenAI

client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://api.aiproductiv.ru/v1",
)

response = client.chat.completions.create(
    model="gpt-5.4",
    messages=[
        {"role": "user", "content": "Hello from CheapGPT!"}
    ],
)

print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: "YOUR_API_KEY",
  baseURL: "https://api.aiproductiv.ru/v1",
});

const response = await client.chat.completions.create({
  model: "gpt-5.4",
  messages: [
    { role: "user", content: "Hello from CheapGPT!" },
  ],
});

console.log(response.choices[0].message.content);

import com.openai.client.OpenAIClient;
import com.openai.client.okhttp.OpenAIOkHttpClient;
import com.openai.models.*;

public class Main {
    public static void main(String[] args) {
        OpenAIClient client = OpenAIOkHttpClient.builder()
            .apiKey("YOUR_API_KEY")
            .baseUrl("https://api.aiproductiv.ru/v1")
            .build();

        ChatCompletion response = client.chat().completions().create(
            ChatCompletionCreateParams.builder()
                .model("gpt-5.4")
                .addUserMessage("Hello from CheapGPT!")
                .build()
        );

        System.out.println(
            response.choices().get(0).message().content()
        );
    }
}

using OpenAI;
using OpenAI.Chat;

var options = new OpenAIClientOptions
{
    Endpoint = new Uri("https://api.aiproductiv.ru/v1")
};

var client = new ChatClient(
    model: "gpt-5.4",
    credential: new ApiKeyCredential("YOUR_API_KEY"),
    options: options
);

ChatCompletion response = await client.CompleteChatAsync(
    new UserChatMessage("Hello from CheapGPT!")
);

Console.WriteLine(response.Content[0].Text);

{
  "$schema": "https://opencode.ai/config.json",
  "provider": {
    "cheapgpt": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "CheapGPT",
      "options": {
        "baseURL": "https://api.aiproductiv.ru/v1"
      },
      "models": {
        "gpt-5.4": {
          "name": "GPT-5.4",
          "attachment": true,
          "reasoning": true,
          "modalities": { "input": ["text", "image"], "output": ["text"] },
          "variants": { "xhigh": { "reasoningEffort": "xhigh" } }
        }
      }
    }
  }
}