DeepSeek API 使用与 OpenAI 兼容的 API 格式,通过修改配置,您可以使用 OpenAI SDK 来访问 DeepSeek API,或使用与 OpenAI API 兼容的软件。
PARAM | VALUE | base_url* | | api_key | apply for an API key |
* 出于与 OpenAI 兼容考虑,您也可以将 base_url 设置为 https://api.deepseek.com/v1 来使用,但注意,此处 v1 与模型版本无关。
* deepseek-chat 模型已全面升级为 DeepSeek-V3,接口不变。 通过指定 model='deepseek-chat' 即可调用 DeepSeek-V3。
* deepseek-reasoner 是 DeepSeek 最新推出的推理模型 DeepSeek-R1。通过指定 model='deepseek-reasoner',即可调用 DeepSeek-R1。
调用对话 API
在创建 API key 之后,你可以使用以下样例脚本的来访问 DeepSeek API。样例为非流式输出,您可以将 stream 设置为 true 来使用流式输出。
Python
- # Please install OpenAI SDK first: `pip3 install openai`
- from openai import OpenAI
- client = OpenAI(api_key="<DeepSeek API Key>", base_url="https://api.deepseek.com")
- response = client.chat.completions.create(
- model="deepseek-chat",
- messages=[
- {"role": "system", "content": "You are a helpful assistant"},
- {"role": "user", "content": "Hello"},
- ],
- stream=False
- )
- print(response.choices[0].message.content)
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Curl
- curl https://api.deepseek.com/chat/completions \
- -H "Content-Type: application/json" \
- -H "Authorization: Bearer <DeepSeek API Key>" \
- -d '{
- "model": "deepseek-chat",
- "messages": [
- {"role": "system", "content": "You are a helpful assistant."},
- {"role": "user", "content": "Hello!"}
- ],
- "stream": false
- }'
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nodejs
- // Please install OpenAI SDK first: `npm install openai`
- import OpenAI from "openai";
- const openai = new OpenAI({
- baseURL: 'https://api.deepseek.com',
- apiKey: '<DeepSeek API Key>'
- });
- async function main() {
- const completion = await openai.chat.completions.create({
- messages: [{ role: "system", content: "You are a helpful assistant." }],
- model: "deepseek-chat",
- });
- console.log(completion.choices[0].message.content);
- }
- main();
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