端点
POST https://api.upmore.net/v1/chat/completions
POST https://api.upmore.net/v1/responses
认证
Authorization: Bearer YOUR_API_KEY
支持的模型
| 模型 | 描述 |
|---|---|
| doubao-seed-2.0-pro | 豆包 Seed 2.0 Pro — 最强能力 |
| doubao-seed-2.0-code | 豆包 Seed 2.0 Code — 编程优化 |
| doubao-seed-2.0-lite | 豆包 Seed 2.0 Lite — 平衡之选 |
| doubao-seed-2.0-mini | 豆包 Seed 2.0 Mini — 快速轻量 |
| doubao-seed-1-8-251228 | 豆包 Seed 1.8 |
| doubao-seed-1-6-flash-250828 | 豆包 Seed 1.6 Flash — 极速推理 |
| doubao-seed-1-6-251015 | 豆包 Seed 1.6 |
| doubao-seed-1-6-lite-251015 | 豆包 Seed 1.6 Lite |
| doubao-seed-1-6-vision-250815 | 豆包 Seed 1.6 Vision — 多模态 |
| glm-4.7 | GLM-4-7 |
支持的输入类型
| 内容 | Chat API type | Chat API 数据字段 | Responses API type | Responses API 数据字段 |
|---|---|---|---|---|
| 文本 | text | text | input_text | text |
| 图片 | image_url | image_url.url | input_image | image_url(字符串) |
| 视频 | video_url | video_url.url + video_url.fps | input_video | video_url(字符串)+ fps |
| 文档 | — | — | input_file | file_url 或 file_data + filename |
所有内容类型均支持 URL 和 Base64 Data URI 两种格式。
功能特性
- 流式输出 — 设置
stream: true通过 SSE 实时流式传输 token - 函数调用 — 使用
tools和tool_choice参数 - 推理链 — 模型返回
reasoning_content思维链内容 - 图片理解 — 通过
image_url/input_image发送图片 - 视频理解 — 通过
video_url/input_video发送视频,支持fps抽帧控制 - 文档理解 — 通过
input_file发送 PDF 等文档(仅 Responses API) - 多轮对话 — 在
messages/input中包含完整的对话历史
Chat Completions API
文本对话
curl https://api.upmore.net/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-2.0-pro",
"messages": [
{"role": "user", "content": "你好!"}
]
}'
from volcenginesdkarkruntime import Ark
client = Ark(
api_key="YOUR_API_KEY",
base_url="https://api.upmore.net/v1"
)
response = client.chat.completions.create(
model="doubao-seed-2.0-pro",
messages=[
{"role": "user", "content": "你好!"}
]
)
print(response.choices[0].message.content)
import OpenAI from "openai";
const client = new OpenAI({
apiKey: "YOUR_API_KEY",
baseURL: "https://api.upmore.net/v1",
});
const response = await client.chat.completions.create({
model: "doubao-seed-2.0-pro",
messages: [{ role: "user", content: "你好!" }],
});
console.log(response.choices[0].message.content);
图片理解(URL)
cURL
curl https://api.upmore.net/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"messages": [
{
"role": "user",
"content": [
{"type": "image_url", "image_url": {"url": "https://example.com/photo.jpg"}},
{"type": "text", "text": "图片里有什么?"}
]
}
],
"max_tokens": 100
}'
图片理解(Base64)
cURL
curl https://api.upmore.net/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"messages": [
{
"role": "user",
"content": [
{"type": "image_url", "image_url": {"url": "data:image/png;base64,{BASE64_IMAGE}"}},
{"type": "text", "text": "图片里有什么?"}
]
}
]
}'
视频理解(URL + fps)
fps 参数控制每秒抽帧数,默认 1,范围 0.2–5。
cURL
curl https://api.upmore.net/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"messages": [
{
"role": "user",
"content": [
{"type": "video_url", "video_url": {"url": "https://example.com/clip.mp4", "fps": 2}},
{"type": "text", "text": "视频中出现了哪些建筑?"}
]
}
],
"max_tokens": 200
}'
视频理解(Base64)
cURL
curl https://api.upmore.net/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"messages": [
{
"role": "user",
"content": [
{"type": "video_url", "video_url": {"url": "data:video/mp4;base64,{BASE64_VIDEO}"}},
{"type": "text", "text": "视频里有什么?"}
]
}
]
}'
Responses API
文本对话
cURL
curl https://api.upmore.net/v1/responses \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-2.0-pro",
"input": "你好,用一句话介绍你自己"
}'
图片理解(URL)
cURL
curl https://api.upmore.net/v1/responses \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"input": [
{
"role": "user",
"content": [
{"type": "input_image", "image_url": "https://example.com/photo.jpg"},
{"type": "input_text", "text": "图片里有什么?"}
]
}
]
}'
视频理解(URL + fps)
cURL
curl https://api.upmore.net/v1/responses \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-1-6-251015",
"input": [
{
"role": "user",
"content": [
{"type": "input_video", "video_url": "https://example.com/clip.mp4", "fps": 1},
{"type": "input_text", "text": "视频里有什么?"}
]
}
]
}'
文档理解(URL)
文档理解仅支持 Responses API。
cURL
curl https://api.upmore.net/v1/responses \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-2.0-lite",
"input": [
{
"role": "user",
"content": [
{"type": "input_file", "file_url": "https://example.com/document.pdf"},
{"type": "input_text", "text": "按段落给出文档中的文字内容"}
]
}
]
}'
文档理解(Base64)
cURL
curl https://api.upmore.net/v1/responses \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seed-2.0-lite",
"input": [
{
"role": "user",
"content": [
{"type": "input_file", "file_data": "data:application/pdf;base64,{BASE64_PDF}", "filename": "document.pdf"},
{"type": "input_text", "text": "按段落给出文档中的文字内容"}
]
}
]
}'
fps 参数说明
| fps 值 | 适用场景 |
|---|---|
| 0.2–0.5 | 画面变化不频繁,如静态监控 |
| 1(默认) | 通用场景 |
| 2–5 | 画面变化剧烈,如动作计数、体育赛事 |
文件大小限制
| 传入方式 | 图片限制 | 视频限制 | 文档限制 |
|---|---|---|---|
| URL | < 10 MB | < 50 MB | < 50 MB |
| Base64 | < 10 MB(请求体 < 64 MB) | < 50 MB(请求体 < 64 MB) | < 50 MB(请求体 < 64 MB) |
流式输出示例
stream = client.chat.completions.create(
model="doubao-seed-2.0-pro",
messages=[
{"role": "user", "content": "写一首短诗"}
],
stream=True
)
for chunk in stream:
if chunk.choices[0].delta.content:
print(chunk.choices[0].delta.content, end="")