Universal AI Model
Router & Proxy

from openai import OpenAI

client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://ai.0pen.ru/v1"
)

# Chat completion
response = client.chat.completions.create(
    model="gemini-3-flash",
    messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

# Streaming
stream = client.chat.completions.create(
    model="gemini-3.1-pro-high",
    messages=[{"role": "user", "content": "Explain quantum computing"}],
    stream=True
)
for chunk in stream:
    print(chunk.choices[0].delta.content, end="")

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

// Anthropic-compatible (Claude models)
const client = new Anthropic({
  apiKey: 'YOUR_API_KEY',
  baseURL: 'https://ai.0pen.ru'
});

const msg = await client.messages.create({
  model: 'claude-opus-4-6-thinking',
  max_tokens: 8192,
  messages: [{ role: 'user', content: 'Hello!' }]
});
console.log(msg.content[0].text);

from openai import OpenAI

# Drop-in OpenAI replacement
# GPT model names are aliased to Gemini automatically
client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://ai.0pen.ru/v1"
)

# gpt-4o → routed to gemini-3-flash automatically
response = client.chat.completions.create(
    model="gpt-4o",
    messages=[{"role": "user", "content": "Hello!"}]
)

# Or use native model IDs directly
response = client.chat.completions.create(
    model="claude-sonnet-4-6-thinking",
    messages=[{"role": "user", "content": "Hello!"}]
)