Authorization: Bearer sk-xxxxxxxxxxxxxxxx

{
  "role": "user",
  "content": [
    {"type": "text", "text": "What is in this image?"},
    {"type": "image_url", "image_url": {"url": "https://example.com/image.png"}}
  ]
}

{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "created": 1700000000,
  "model": "deepseek-v4-pro",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello! I'm an AI assistant that can help you with questions, writing, coding, and various other tasks. How can I help you today?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 25,
    "completion_tokens": 42,
    "total_tokens": 67
  }
}

data: {"id":"chatcmpl-abc123","object":"chat.completion.chunk","created":1700000000,"model":"qwen3.6-plus","choices":[{"index":0,"delta":{"role":"assistant","content":""},"finish_reason":null}]}

data: {"id":"chatcmpl-abc123","object":"chat.completion.chunk","created":1700000000,"model":"qwen3.6-plus","choices":[{"index":0,"delta":{"content":"Spring"},"finish_reason":null}]}

data: {"id":"chatcmpl-abc123","object":"chat.completion.chunk","created":1700000000,"model":"qwen3.6-plus","choices":[{"index":0,"delta":{"content":" breeze"},"finish_reason":null}]}

data: {"id":"chatcmpl-abc123","object":"chat.completion.chunk","created":1700000000,"model":"qwen3.6-plus","choices":[{"index":0,"delta":{},"finish_reason":"stop"}]}

data: [DONE]

{
  "model": "qwen3.6-plus",
  "messages": [
    {"role": "user", "content": "What's the weather like in Beijing today?"}
  ],
  "tools": [
    {
      "type": "function",
      "function": {
        "name": "get_weather",
        "description": "Get weather information for a specified city",
        "parameters": {
          "type": "object",
          "properties": {
            "city": {"type": "string", "description": "City name"}
          },
          "required": ["city"]
        }
      }
    }
  ]
}

{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": null,
        "tool_calls": [
          {
            "id": "call_abc123",
            "type": "function",
            "function": {
              "name": "get_weather",
              "arguments": "{\"city\": \"Beijing\"}"
            }
          }
        ]
      },
      "finish_reason": "tool_calls"
    }
  ]
}

{"type": "text", "text": "Hello"}

{
  "type": "image",
  "source": {
    "type": "base64",
    "media_type": "image/png",
    "data": "iVBORw0KGgo..."
  }
}

{
  "type": "image",
  "source": {
    "type": "url",
    "url": "https://example.com/image.png"
  }
}

{
  "id": "msg_abc123",
  "type": "message",
  "role": "assistant",
  "model": "`qwen3.6-plus",
  "content": [
    {
      "type": "text",
      "text": "Hello! I'm qwen3.6-plus, an AI assistant developed by Anthropic. I can help you with various tasks including answering questions, writing, analysis, coding, and more. How can I assist you today?"
    }
  ],
  "stop_reason": "end_turn",
  "stop_sequence": null,
  "usage": {
    "input_tokens": 20,
    "output_tokens": 58
  }
}

event: message_start
data: {"type":"message_start","message":{"id":"msg_abc123","type":"message","role":"assistant","model":"qwen3.6-plus","content":[],"stop_reason":null,"usage":{"input_tokens":15,"output_tokens":0}}}

event: content_block_start
data: {"type":"content_block_start","index":0,"content_block":{"type":"text","text":""}}

event: content_block_delta
data: {"type":"content_block_delta","index":0,"delta":{"type":"text_delta","text":"Spring"}}

event: content_block_delta
data: {"type":"content_block_delta","index":0,"delta":{"type":"text_delta","text":" breeze"}}

event: content_block_stop
data: {"type":"content_block_stop","index":0}

event: message_delta
data: {"type":"message_delta","delta":{"stop_reason":"end_turn"},"usage":{"output_tokens":35}}

event: message_stop
data: {"type":"message_stop"}

{
  "model": "qwen3.6-plus",
  "max_tokens": 1024,
  "messages": [
    {"role": "user", "content": "What's the weather like in Beijing today?"}
  ],
  "tools": [
    {
      "name": "get_weather",
      "description": "Get weather information for a specified city",
      "input_schema": {
        "type": "object",
        "properties": {
          "city": {"type": "string", "description": "City name"}
        },
        "required": ["city"]
      }
    }
  ]
}

{
  "id": "msg_abc123",
  "type": "message",
  "role": "assistant",
  "model": "qwen3.6-plus",
  "content": [
    {
      "type": "tool_use",
      "id": "toolu_abc123",
      "name": "get_weather",
      "input": {"city": "Beijing"}
    }
  ],
  "stop_reason": "tool_use",
  "usage": {
    "input_tokens": 120,
    "output_tokens": 45
  }
}

{
  "model": "qwen3.6-plus",
  "max_tokens": 1024,
  "messages": [
    {"role": "user", "content": "What's the weather like in Beijing today?"},
    {
      "role": "assistant",
      "content": [
        {
          "type": "tool_use",
          "id": "toolu_abc123",
          "name": "get_weather",
          "input": {"city": "Beijing"}
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "toolu_abc123",
          "content": "Beijing today: sunny, 22°C, light breeze"
        }
      ]
    }
  ]
}

{
  "error": {
    "message": "Invalid API key provided",
    "type": "invalid_request_error",
    "param": null,
    "code": "invalid_api_key"
  }
}

{
  "type": "error",
  "error": {
    "type": "authentication_error",
    "message": "Invalid API key"
  }
}