CreateAIProviderDto

{
    "name": "openrouter-main",
    "provider_type": "openai",
    "currency": "USD",
    "api_key": "sk-or-...",
    "base_url": "https://my-llm.example.com/v1",
    "config": {
        "headers": {
            "HTTP-Referer": "https://example.com",
            "X-Title": "MyApp"
        }
    },
    "description": "string",
    "priority": 10,
    "rate_limit_per_minute": 60,
    "use_proxy": false
}