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Home/Models/DeepSeek/DeepSeek-V3
D

DeepSeek-V3

Input:$0.216/M
Output:$0.88/M
The most popular and cost-effective DeepSeek-V3 model. 671B full-blood version. This model supports a maximum context length of 64,000 tokens.
Commercial Use
Overview
Features
Pricing
API
Versions

Technical Specifications of deepseek-v3

SpecificationDetails
Model IDdeepseek-v3
ProviderDeepSeek
Model typeLarge language model
Context length64,000 tokens
Version671B full-blood version
PositioningMost popular and cost-effective DeepSeek-V3 model

What is deepseek-v3?

deepseek-v3 is the most popular and cost-effective DeepSeek-V3 model available through CometAPI. It is the 671B full-blood version and is designed for users who want strong general-purpose language capabilities while maintaining efficient usage costs.

With a maximum context length of 64,000 tokens, deepseek-v3 is well suited for extended conversations, long-document analysis, code understanding, content generation, and complex multi-step reasoning workflows. It offers a practical balance between performance, scale, and affordability for developers building production AI applications.

Main features of deepseek-v3

  • Cost-effective performance: Designed to deliver strong model capability at an efficient price point for a wide range of applications.
  • Popular deployment choice: Positioned as the most popular DeepSeek-V3 option for teams seeking a reliable default model.
  • 671B full-blood version: Provides the full-scale DeepSeek-V3 experience for demanding language and reasoning tasks.
  • Long context support: Handles up to 64,000 tokens, making it suitable for large prompts, long conversations, and document-heavy workflows.
  • General-purpose versatility: Can be used for chatbots, summarization, writing assistance, coding tasks, analysis, and enterprise integrations.
  • Production-friendly access: Available through CometAPI with a standardized API experience that simplifies integration.

How to access and integrate deepseek-v3

Step 1: Sign Up for API Key

First, sign up for a CometAPI account and generate your API key from the dashboard. After you have your API credentials, store the key securely and use it to authenticate every request you send to the API.

Step 2: Send Requests to deepseek-v3 API

Once you have your API key, you can call the CometAPI chat completions endpoint and specify deepseek-v3 as the model.

curl https://api.cometapi.com/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_COMETAPI_KEY" \
  -d '{
    "model": "deepseek-v3",
    "messages": [
      {
        "role": "user",
        "content": "Explain the benefits of long-context language models."
      }
    ]
  }'
from openai import OpenAI

client = OpenAI(
    api_key="YOUR_COMETAPI_KEY",
    base_url="https://api.cometapi.com/v1"
)

response = client.chat.completions.create(
    model="deepseek-v3",
    messages=[
        {"role": "user", "content": "Explain the benefits of long-context language models."}
    ]
)

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

Step 3: Retrieve and Verify Results

After receiving the response, parse the returned output from the first choice in the completion object. You can then validate the content based on your application logic, store structured results if needed, and present the final output to end users or downstream systems.

Features for DeepSeek-V3

Explore the key features of DeepSeek-V3, designed to enhance performance and usability. Discover how these capabilities can benefit your projects and improve user experience.

Pricing for DeepSeek-V3

Explore competitive pricing for DeepSeek-V3, designed to fit various budgets and usage needs. Our flexible plans ensure you only pay for what you use, making it easy to scale as your requirements grow. Discover how DeepSeek-V3 can enhance your projects while keeping costs manageable.
Comet Price (USD / M Tokens)Official Price (USD / M Tokens)Discount
Input:$0.216/M
Output:$0.88/M
Input:$0.27/M
Output:$1.1/M
-20%

Sample code and API for DeepSeek-V3

Access comprehensive sample code and API resources for DeepSeek-V3 to streamline your integration process. Our detailed documentation provides step-by-step guidance, helping you leverage the full potential of DeepSeek-V3 in your projects.
Python
JavaScript
Curl
from openai import OpenAI
import os

# Get your CometAPI key from https://api.cometapi.com/console/token, and paste it here
COMETAPI_KEY = os.environ.get("COMETAPI_KEY") or "<YOUR_COMETAPI_KEY>"
BASE_URL = "https://api.cometapi.com/v1"

client = OpenAI(base_url=BASE_URL, api_key=COMETAPI_KEY)

completion = client.chat.completions.create(
    model="deepseek-v3",
    messages=[
        {"role": "system", "content": "You are a helpful assistant."},
        {"role": "user", "content": "Hello!"},
    ],
)

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

Versions of DeepSeek-V3

The reason DeepSeek-V3 has multiple snapshots may include potential factors such as variations in output after updates requiring older snapshots for consistency, providing developers a transition period for adaptation and migration, and different snapshots corresponding to global or regional endpoints to optimize user experience. For detailed differences between versions, please refer to the official documentation.
version
deepseek-v3-250324
deepseek-v3.1
deepseek-v3.2-thinking
deepseek-v3.2-exp
deepseek-v3-1-250821
deepseek-v3.1-terminus
deepseek-v3.2-speciale
deepseek-v3.2
deepseek-v3

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