DeepSeek实验室API调度技术手册API开放平台技术规约 · 高吞吐算法验证与前缀缓存

from openai import OpenAI

# 初始化 DeepSeek 客户端，全面兼容行业主流框架
client = OpenAI(
    api_key="sk-your-deepseek-api-key",
    base_url="https://api.deepseek.com"
)

# 构建包含多轮历史上下文的长对话请求
messages = [
    {"role": "system", "content": "你是一名严谨的数理逻辑推演专家，请在显式思维链中展现完整反思推导过程。"},
    {"role": "user", "content": "请给出 AIME 2024 第 12 题的完整推演证明。"},
    {"role": "assistant", "content": "【前序推导略】根据因式分解引理，可知根的对称和满足..."},
    {"role": "user", "content": "请针对步骤 3 中的反例假设，进一步推导其边界条件。"}
]

response = client.chat.completions.create(
    model="deepseek-reasoner", # R1 显式思维链推理
    messages=messages,
    stream=True
)

for chunk in response:
    if chunk.choices[0].delta.reasoning_content:
        print(chunk.choices[0].delta.reasoning_content, end="") # 输出思维链
    elif chunk.choices[0].delta.content:
        print(chunk.choices[0].delta.content, end="")