Документация

import java.net.URI;
import java.net.http.*;
import java.io.*;
import com.google.gson.*;

public class ChatExample {
    public static void main(String[] args) throws Exception {
        HttpClient client = HttpClient.newHttpClient();

        JsonObject data = new JsonObject();
        data.addProperty("model", "deepseek-v4-pro");
        JsonArray messages = new JsonArray();
        JsonObject msg = new JsonObject();
        msg.addProperty("role", "user");
        msg.addProperty("content", "Hello, how are you?");
        messages.add(msg);
        data.add("messages", messages);

        HttpRequest request = HttpRequest.newBuilder()
            .uri(URI.create("https://pingtoken.cn/api/v1/chat/completions"))
            .header("Authorization", "Bearer YOUR_API_TOKEN")
            .header("Content-Type", "application/json")
            .POST(HttpRequest.BodyPublishers.ofString(data.toString()))
            .build();

        HttpResponse<String> response = client.send(request,
            HttpResponse.BodyHandlers.ofString());

        JsonObject result = JsonParser.parseString(response.body())
            .getAsJsonObject();

        String content = result.getAsJsonArray("choices")
            .get(0).getAsJsonObject()
            .getAsJsonObject("message")
            .get("content").getAsString();
        System.out.println(content);

        int totalTokens = result.getAsJsonObject("usage")
            .get("total_tokens").getAsInt();
        System.out.println("Tokens used: " + totalTokens);
    }
}

// Requires: JDK 11+ (HttpClient), Gson for JSON parsing
// Add to pom.xml:
// <dependency>
//   <groupId>com.google.code.gson</groupId>
//   <artifactId>gson</artifactId>
//   <version>2.10.1</version>
// </dependency>

// Node.js 18+ (built-in fetch)
// For older Node.js, install: npm install node-fetch

const url = "https://pingtoken.cn/api/v1/chat/completions";
const headers = {
  "Authorization": "Bearer YOUR_API_TOKEN",
  "Content-Type": "application/json"
};
const body = {
  model: "deepseek-v4-pro",
  messages: [
    { role: "user", content: "Hello, how are you?" }
  ]
};

// Non-streaming request
const response = await fetch(url, {
  method: "POST",
  headers,
  body: JSON.stringify(body)
});
const result = await response.json();

console.log(result.choices[0].message.content);
console.log(`Tokens used: ${result.usage.total_tokens}`);

// Streaming request
body.stream = true;
const streamResp = await fetch(url, {
  method: "POST",
  headers,
  body: JSON.stringify(body)
});

const reader = streamResp.body.getReader();
const decoder = new TextDecoder();
let buffer = "";

while (true) {
  const { done, value } = await reader.read();
  if (done) break;
  buffer += decoder.decode(value, { stream: true });
  const lines = buffer.split("\n");
  buffer = lines.pop() || "";
  for (const line of lines) {
    if (line.startsWith("data: ") && line !== "data: [DONE]") {
      const chunk = JSON.parse(line.slice(6));
      const content = chunk.choices[0]?.delta?.content;
      if (content) process.stdout.write(content);
    }
  }
}