Thinking Deepseek4

deepseek v4 flash preview

Deepseek4 158B parameter (FP8) model with 1,048,576 token context window.

158B
Parameters
1,049K
Context Window
Credit Rate
Starter
Min Tier

Overview

Deepseek v4 flash preview delivers enterprise-grade performance designed for complex reasoning tasks and extensive document analysis. Built on the Deepseek4 family, this 158B parameter model utilizes FP8 quantization to balance high-speed inference with exceptional accuracy. Developers gain immediate access to a massive 1,048,576 token context window, enabling seamless processing of entire codebases or lengthy technical manuals without truncation. Integration is streamlined through our standard API endpoints, allowing you to execute your first request within minutes of signing up. The thinking category ensures rigorous logical deduction, making it ideal for agents requiring multi-step problem solving.

For researchers and technical leaders, this model demonstrates state-of-the-art capabilities across both English and Arabic linguistic tasks. Benchmark evaluations confirm superior performance in nuanced language understanding compared to similar parameter classes, ensuring reliability in production pipelines. We provide transparent credit pricing with a 2x multiplier relative to base rates, offering predictable cost management for high-volume applications. Available from the starter tier, it removes barriers to entry while maintaining the robustness required for mission-critical deployments. Our platform ensures you can verify Arabic support and cost efficiency immediately without needing to contact sales teams. Choose Deepseek v4 flash preview to leverage advanced reasoning and bilingual proficiency without compromising on scalability or budget.

Specifications

Display Name deepseek v4 flash preview
Family Deepseek4
Category Thinking
Parameters 158B
Context Window 1,048,576 tokens
Quantization FP8
Min Tier Starter
Status Available

Pricing

credits per token
1K 2,000 Credits
10K 20,000 Credits
100K 200,000 Credits
View Pricing Plans

Code Examples

from openai import OpenAI

client = OpenAI(
    base_url="https://llmapi.resayil.io/v1/",
    api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
    model="deepseek-v4-flash:preview",
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)

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

client = anthropic.Anthropic(
    base_url="https://llmapi.resayil.io/v1",
    api_key="YOUR_API_KEY"
)

message = client.messages.create(
    model="deepseek-v4-flash:preview",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)

print(message.content[0].text)
const response = await fetch(
    "https://llmapi.resayil.io/v1/chat/completions",
    {
        method: "POST",
        headers: {
            "Content-Type": "application/json",
            "Authorization": "Bearer YOUR_API_KEY"
        },
        body: JSON.stringify({
            model: "deepseek-v4-flash:preview",
            messages: [
                { role: "user", content: "Hello!" }
            ]
        })
    }
);

const data = await response.json();
console.log(data.choices[0].message.content);
curl https://llmapi.resayil.io/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "deepseek-v4-flash:preview",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

Use Cases

Processing entire codebases for architectural refactoring suggestions
Solving complex mathematical reasoning problems step by step
Summarizing lengthy legal contracts for specific key clauses
Analyzing full system log files for error debugging
Synthesizing insights from multiple long research papers

In-Depth Guide

Full Guide
Complete Guide to deepseek v4 flash preview — LLM Resayil

Related Models

Start building with deepseek v4 flash preview

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