DeepSeek V4 Pro

by DeepSeek

Near-frontier quality at ~1/6 the cost of Opus 4.7 / GPT-5.5

Parameters
MoE (pro tier)
Context Length
1M
Category
chat
Available Serverless

Run queries immediately, pay only for usage

$1.83in|$3.65out

Per 1M tokens

Try this modelView documentation

About this model

Near-frontier quality at ~1/6 the cost of Opus 4.7 / GPT-5.5

Capabilities

Advanced reasoningMath and logicCode generationLong context (1M)

Providers

One model, several sources. DOS routes to the first that answers and falls back automatically, or you can pin a provider per request.

ProviderInput /1MOutput /1MContextServed from
DeepSeek (via Alibaba)Available
$1.83$3.651MSG

Model Details

Provider
DeepSeek
Model ID
deepseek-v4-pro
Parameters
MoE (pro tier)
Context Length
1M tokens
Category
chat

API Usage

Use the DOS API to integrate DeepSeek V4 Pro into your applications. Our API is compatible with OpenAI's client libraries for easy migration.

Model ID

deepseek-v4-pro

Python

python
from dos import DOS

client = DOS()

response = client.chat.completions.create(
    model="deepseek-v4-pro",
    messages=[
        {"role": "user", "content": "Hello, how are you?"}
    ]
)

print(response.choices[0].message.content)

cURL

bash
curl https://api.dos.ai/v1/chat/completions \
  -H "Authorization: Bearer $DOS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v4-pro",
    "messages": [
      {"role": "user", "content": "Hello, how are you?"}
    ]
  }'

Node.js

javascript
import DOS from 'dos-ai';

const client = new DOS();

const response = await client.chat.completions.create({
  model: "deepseek-v4-pro",
  messages: [
    { role: "user", content: "Hello, how are you?" }
  ]
});

console.log(response.choices[0].message.content);