// AI & API

Claude Code API Key

Claude Code API access. Packages: 10M $1.99, 30M $4.99, 60M $7.99. Compatible with Claude Code supported models.

API model / ModelClaude Code · All supported models

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How to use your API key

After your payment is completed, your API key is delivered securely with your order. Use the official API endpoint shown below, then copy an example directly into your project.

SECUREServer-side API usage

⚡

ModelClaude · Use a model supported by your key

🔑

Authenticationx-api-key: ANTHROPIC_API_KEY

🌐

Official endpointapi.anthropic.com/v1/messages

Choose your package

Select 10M, 30M, or 60M Tokens above.

Get your API Key

After payment, open My Account → Order and open your delivery.

Set environment variables

Keep your key private. Never put it directly in frontend code.

Send your first request

Copy one of the examples below and replace the placeholders.

📖 Quick guideRead in your preferred language

ជ្រើស Package 10M / 30M / 60M Tokens ដែលអ្នកចង់ទិញ។

បន្ទាប់ពីទូទាត់ជោគជ័យ ចូល My Account → Order ហើយបើក Delivery ដើម្បី Copy API Key ហើយប្រើ Official API endpoint ខាងក្រោម។

រក្សា API Key នៅក្នុង Environment Variable ដូចជា API_KEY។ កុំដាក់ Key នៅក្នុង HTML ឬ JavaScript ដែលអាចឱ្យអ្នកប្រើមើលឃើញ។

Claude ប្រើ POST /v1/messages, header x-api-key, និង anthropic-version: 2023-06-01។ ជ្រើស model ដែល API key របស់អ្នកគាំទ្រ។

💻 Official API code examplesDirect Claude API examples using Anthropic's official SDK and REST API.

Python · Anthropic SDK

import os
from anthropic import Anthropic

client = Anthropic(api_key=os.environ["ANTHROPIC_API_KEY"])

message = client.messages.create(
    model="YOUR_CLAUDE_MODEL",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Hello from AngkorDev Store!"}
    ],
)

for block in message.content:
    if block.type == "text":
        print(block.text)

Install: pip install anthropic. Replace YOUR_CLAUDE_MODEL with a model supported by your key.

JavaScript / Node.js · Anthropic SDK

import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  apiKey: process.env.ANTHROPIC_API_KEY
});

const message = await client.messages.create({
  model: "YOUR_CLAUDE_MODEL",
  max_tokens: 1024,
  messages: [
    { role: "user", content: "Hello from AngkorDev Store!" }
  ]
});

console.log(message.content[0].text);

Install: npm install @anthropic-ai/sdk.

cURL · Claude Messages API

curl https://api.anthropic.com/v1/messages \\
  -H "content-type: application/json" \\
  -H "x-api-key: $ANTHROPIC_API_KEY" \\
  -H "anthropic-version: 2023-06-01" \\
  -d '{
    "model": "YOUR_CLAUDE_MODEL",
    "max_tokens": 1024,
    "messages": [
      {"role": "user", "content": "Hello from AngkorDev Store!"}
    ]
  }'

Official Anthropic Messages endpoint: POST /v1/messages.

PHP · Claude REST API

<?php
$apiKey = getenv('ANTHROPIC_API_KEY');
$url = 'https://api.anthropic.com/v1/messages';

$payload = json_encode([
    'model' => 'YOUR_CLAUDE_MODEL',
    'max_tokens' => 1024,
    'messages' => [[
        'role' => 'user',
        'content' => 'Hello from AngkorDev Store!'
    ]]
]);

$ch = curl_init($url);
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => [
        'content-type: application/json',
        'x-api-key: ' . $apiKey,
        'anthropic-version: 2023-06-01'
    ],
    CURLOPT_POSTFIELDS => $payload,
    CURLOPT_RETURNTRANSFER => true,
]);

echo curl_exec($ch);
curl_close($ch);

Java · Claude REST API

import java.net.URI;
import java.net.http.*;

String apiKey = System.getenv("ANTHROPIC_API_KEY");
String json = "{\"model\":\"YOUR_CLAUDE_MODEL\",\"max_tokens\":1024,\"messages\":[{\"role\":\"user\",\"content\":\"Hello from AngkorDev Store!\"}]}";

HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://api.anthropic.com/v1/messages"))
    .header("content-type", "application/json")
    .header("x-api-key", apiKey)
    .header("anthropic-version", "2023-06-01")
    .POST(HttpRequest.BodyPublishers.ofString(json))
    .build();

HttpResponse<String> response = HttpClient.newHttpClient()
    .send(request, HttpResponse.BodyHandlers.ofString());
System.out.println(response.body());

Go · Claude REST API

package main

import (
  "bytes"
  "fmt"
  "io"
  "net/http"
  "os"
)

func main() {
  body := []byte(`{"model":"YOUR_CLAUDE_MODEL","max_tokens":1024,"messages":[{"role":"user","content":"Hello from AngkorDev Store!"}]}`)
  req, _ := http.NewRequest("POST", "https://api.anthropic.com/v1/messages", bytes.NewBuffer(body))
  req.Header.Set("content-type", "application/json")
  req.Header.Set("x-api-key", os.Getenv("ANTHROPIC_API_KEY"))
  req.Header.Set("anthropic-version", "2023-06-01")

  resp, _ := http.DefaultClient.Do(req)
  defer resp.Body.Close()
  data, _ := io.ReadAll(resp.Body)
  fmt.Println(string(data))
}

C# · Claude REST API

using System.Net.Http.Headers;
using System.Text;

using var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", Environment.GetEnvironmentVariable("ANTHROPIC_API_KEY"));
client.DefaultRequestHeaders.Add("anthropic-version", "2023-06-01");

var json = "{\"model\":\"YOUR_CLAUDE_MODEL\",\"max_tokens\":1024,\"messages\":[{\"role\":\"user\",\"content\":\"Hello from AngkorDev Store!\"}]}";
using var content = new StringContent(json, Encoding.UTF8, "application/json");

var response = await client.PostAsync("https://api.anthropic.com/v1/messages", content);
Console.WriteLine(await response.Content.ReadAsStringAsync());

🔐

Keep your API key private

Never put your API key in frontend JavaScript, HTML, GitHub, screenshots, public chat, or a mobile app. Use environment variables or a secure backend.

Claude Code API Key

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