Anthropic: Claude Opus 4

export ANTHROPIC_BASE_URL="https://api.omnirouter.ru"
export ANTHROPIC_API_KEY="omni_***"
export ANTHROPIC_MODEL="anthropic/claude-opus-4"
claude

curl -fsSL https://api.omnirouter.ru/install/codex.sh | bash
codex --profile omnirouter -m "anthropic/claude-opus-4"

irm https://api.omnirouter.ru/install/codex.ps1 | iex
codex --profile omnirouter -m "anthropic/claude-opus-4"

curl https://api.omnirouter.ru/v1/chat/completions \
  -H "Authorization: Bearer omni_***" \
  -H "Content-Type: application/json" \
  -d '{"model": "anthropic/claude-opus-4", "messages": [{"role": "user", "content": "Привет"}]}'

from openai import OpenAI

client = OpenAI(
    base_url="https://api.omnirouter.ru/v1",
    api_key="omni_***",
)

response = client.chat.completions.create(
    model="anthropic/claude-opus-4",
    messages=[{"role": "user", "content": "Привет"}],
)
print(response.choices[0].message.content)

const response = await fetch("https://api.omnirouter.ru/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: "Bearer omni_***",
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    model: "anthropic/claude-opus-4",
    messages: [{ role: "user", content: "Привет" }],
  }),
});
const data = await response.json();
console.log(data.choices[0].message.content);

package main

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

func main() {
	payload := []byte("{"model": "anthropic/claude-opus-4", "messages": [{"role": "user", "content": "Привет"}]}")
	req, _ := http.NewRequest("POST", "https://api.omnirouter.ru/v1/chat/completions", bytes.NewReader(payload))
	req.Header.Set("Authorization", "Bearer omni_***")
	req.Header.Set("Content-Type", "application/json")

	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

$ch = curl_init("https://api.omnirouter.ru/v1/chat/completions");
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        "Authorization: Bearer omni_***",
        "Content-Type: application/json",
    ],
    CURLOPT_POSTFIELDS => json_encode([
        "model" => "anthropic/claude-opus-4",
        "messages" => [["role" => "user", "content" => "Привет"]],
    ]),
]);
echo curl_exec($ch);
curl_close($ch);