---
title: DeepSeek: DeepSeek V3 API | Text Generation | ModelsLab
description: Build with DeepSeek: DeepSeek V3 API by DeepSeek. Text generation, chat, code, and reasoning. Plans from $21/month.
url: https://modelslab.com/models/deepseek/deepseek-deepseek-chat.md
canonical: https://modelslab.com/models/deepseek/deepseek-deepseek-chat
type: product
component: Playground/LLM/Index
generated_at: 2026-09-11T04:16:15.976524Z
---

DeepSeek: DeepSeek V3
---

 [LLMs.txt](https://modelslab.com/models/deepseek/deepseek-deepseek-chat/llms.txt) [.md](https://modelslab.com/models/deepseek/deepseek-deepseek-chat.md)

DeepSeek: DeepSeek V3
---

Choose a prompt below to get started or type your own message

 Explain quantum computing in simple terms

 Write a Python function to sort a list

 Create a marketing email for a SaaS product

 Compare REST vs GraphQL APIs

text files

Send

### DeepSeek: DeepSeek V3

deepseek deepseek-deepseek-chat

Copy model ID

PricingInput $0.2574 / 1M tokens

Output $1.0287 / 1M tokens

API EndpointsOpenAI Compatible

`https://modelslab.com/api/v7/llm/chat/completions`Endpoint

Anthropic Compatible

`https://modelslab.com/api/v7/llm/v1/messages`Messages

`https://modelslab.com/api/v7/llm/v1/messages/count_tokens`Count Tokens

`https://modelslab.com/api/v7/llm/v1/models`Models

Use with Claude Code

cURL Example

ParametersSystem MessageYou are a helpful AI assistant specialized in providing accurate and detailed responses.

Temperature0.7

Max Tokens1000

Top P0.9

Frequency Penalty0

Presence Penalty0

Model Info

Support

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---

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### Lower cost per run

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About DeepSeek: DeepSeek V3
---

DeepSeek-V3 is the latest model from the DeepSeek team, building upon the instruction following and coding abilities of the previous versions. Pre-trained on nearly 15 trillion tokens, the reported evaluations...

### Technical Specifications

Model IDdeepseek-deepseek-chat

CategoryLLM Models

TaskText Generation

Price$0.643 per million tokens

AddedFebruary 20, 2026

### Key Features

- Chat completion and multi-turn conversation API
- Streaming response with token-by-token output
- Function calling and tool use support
- System prompts and role-based messaging
- JSON mode and structured output

### Quick Start

Integrate DeepSeek: DeepSeek V3 into your application with a single API call. Get your API key from the [pricing page](https://modelslab.com/pricing) to get started.

PythonJavaScriptcURLPHP

```
<code>import requests
import json

url = "https://modelslab.com/api/v7/llm/chat/completions"

headers = {
    "Content-Type": "application/json"
}

data = {
        "model_id": "deepseek-deepseek-chat",
        "messages": [
            {
                "role": "user",
                "content": "Hello!"
            }
        ],
        "max_tokens": 1000,
        "key": "YOUR_API_KEY"
    }

try:
    response = requests.post(url, headers=headers, json=data)
    response.raise_for_status()  # Raises an HTTPError for bad responses (4XX or 5XX)
    result = response.json()
    print("API Response:")
    print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
    print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
    print(f"Other error occurred: {err}")</code>
```

### Pricing

DeepSeek: DeepSeek V3 API costs $0.643 per million tokens. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab.com/pricing)

### Use Cases

- AI chatbots and virtual assistants
- Code generation and developer tools
- Content writing and copywriting automation
- Data analysis, summarization, and extraction

[Learn more about DeepSeek: DeepSeek V3](https://modelslab.com/deepseek-deepseek-v3) [Browse LLM Models](https://modelslab.com/models?feature=llmaster) [More from DeepSeek](https://modelslab.com/models/open_router) [View Pricing](https://modelslab.com/pricing)

DeepSeek: DeepSeek V3 FAQ
---

### What is DeepSeek: DeepSeek V3?

DeepSeek-V3 is the latest model from the DeepSeek team, building upon the instruction following and coding abilities of the previous versions. Pre-trained on nearly 15 trillion tokens, the reported evaluations...

### How do I use the DeepSeek: DeepSeek V3 API?

You can integrate DeepSeek: DeepSeek V3 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "deepseek-deepseek-chat" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.

### How much does DeepSeek: DeepSeek V3 cost?

DeepSeek: DeepSeek V3 costs $0.643 per million tokens. ModelsLab plans start at $21/month (Basic), and the $149/month Open Source plan includes unlimited generation on open-source models.

### What is the DeepSeek: DeepSeek V3 model ID?

The model ID for DeepSeek: DeepSeek V3 is "deepseek-deepseek-chat". Use this ID in your API requests to specify this model.

### Do I need a paid plan to use DeepSeek: DeepSeek V3?

Yes. ModelsLab is subscription-based with no free tier — plans start at $21/month (Basic, 3,250 API calls). The $149/month Open Source Unlimited plan includes unlimited generation across open-source models; premium third-party models are billed per call from your wallet.

---

*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

---
*Generated by ModelsLab - 2026-09-11*