Overview

Provider Type

Trial Credits

API Endpoint


                                                        https://api.deepseek.com/v1

Free Tier Highlights

60 RPM

Quick Start Guide

1

Visit https://platform.deepseek.com/

2

Sign up with email

3

Verify account and receive 10M free tokens

4

Create API key in dashboard

5

Use with OpenAI SDK (change base_url to api.deepseek.com)

Available Models

Model Name	ID	Context	Capabilities
DeepSeek-V3	`deepseek-chat`	64 000	-
DeepSeek-R1	`deepseek-reasoner`	64 000	Reasoning
DeepSeek-V4 Pro	`deepseek-v4-pro`	128 000	-
DeepSeek-V4 Flash	`deepseek-v4-flash`	1 000 000	-

Integration Examples

Ready-to-use code snippets for your applications.

Select a Model

Select Model

main.py

from openai import OpenAI

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

# Use DeepSeek-V3 for general tasks
response = client.chat.completions.create(
    model="deepseek-chat",
    messages=[
        {"role": "user", "content": "Write a Python function to detect palindromes"}
    ]
)

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

# Use DeepSeek-R1 for reasoning tasks
reasoning = client.chat.completions.create(
    model="deepseek-reasoner",
    messages=[
        {"role": "user", "content": "Prove that sqrt(2) is irrational"}
    ]
)

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

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_DEEPSEEK_KEY',
  baseURL: 'https://api.deepseek.com/v1'
});

const response = await client.chat.completions.create({
  model: 'deepseek-chat',
  messages: [
    { role: 'user', content: 'Write a Python function to detect palindromes' }
  ]
});

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

terminal

curl https://api.deepseek.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_DEEPSEEK_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-chat",
    "messages": [
      {
        "role": "user",
        "content": "Write a Python function to detect palindromes"
      }
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://api.deepseek.com/v1/models/deepseek-chat:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("deepseek-chat")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

main.py

from openai import OpenAI

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

# Use DeepSeek-V3 for general tasks
response = client.chat.completions.create(
    model="deepseek-chat",
    messages=[
        {"role": "user", "content": "Write a Python function to detect palindromes"}
    ]
)

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

# Use DeepSeek-R1 for reasoning tasks
reasoning = client.chat.completions.create(
    model="deepseek-reasoner",
    messages=[
        {"role": "user", "content": "Prove that sqrt(2) is irrational"}
    ]
)

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

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_DEEPSEEK_KEY',
  baseURL: 'https://api.deepseek.com/v1'
});

const response = await client.chat.completions.create({
  model: 'deepseek-chat',
  messages: [
    { role: 'user', content: 'Write a Python function to detect palindromes' }
  ]
});

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

terminal

curl https://api.deepseek.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_DEEPSEEK_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-chat",
    "messages": [
      {
        "role": "user",
        "content": "Write a Python function to detect palindromes"
      }
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://api.deepseek.com/v1/models/deepseek-reasoner:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("deepseek-reasoner")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

main.py

from openai import OpenAI

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

# Use DeepSeek-V3 for general tasks
response = client.chat.completions.create(
    model="deepseek-chat",
    messages=[
        {"role": "user", "content": "Write a Python function to detect palindromes"}
    ]
)

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

# Use DeepSeek-R1 for reasoning tasks
reasoning = client.chat.completions.create(
    model="deepseek-reasoner",
    messages=[
        {"role": "user", "content": "Prove that sqrt(2) is irrational"}
    ]
)

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

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_DEEPSEEK_KEY',
  baseURL: 'https://api.deepseek.com/v1'
});

const response = await client.chat.completions.create({
  model: 'deepseek-chat',
  messages: [
    { role: 'user', content: 'Write a Python function to detect palindromes' }
  ]
});

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

terminal

curl https://api.deepseek.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_DEEPSEEK_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-chat",
    "messages": [
      {
        "role": "user",
        "content": "Write a Python function to detect palindromes"
      }
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://api.deepseek.com/v1/models/deepseek-v4-pro:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("deepseek-v4-pro")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

main.py

from openai import OpenAI

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

# Use DeepSeek-V3 for general tasks
response = client.chat.completions.create(
    model="deepseek-chat",
    messages=[
        {"role": "user", "content": "Write a Python function to detect palindromes"}
    ]
)

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

# Use DeepSeek-R1 for reasoning tasks
reasoning = client.chat.completions.create(
    model="deepseek-reasoner",
    messages=[
        {"role": "user", "content": "Prove that sqrt(2) is irrational"}
    ]
)

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

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_DEEPSEEK_KEY',
  baseURL: 'https://api.deepseek.com/v1'
});

const response = await client.chat.completions.create({
  model: 'deepseek-chat',
  messages: [
    { role: 'user', content: 'Write a Python function to detect palindromes' }
  ]
});

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

terminal

curl https://api.deepseek.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_DEEPSEEK_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-chat",
    "messages": [
      {
        "role": "user",
        "content": "Write a Python function to detect palindromes"
      }
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://api.deepseek.com/v1/models/deepseek-v4-flash:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("deepseek-v4-flash")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

Free Tier Pricing & Limits

Rate Limit

Requests per minute

60 Requests per minute

Daily Quota

Requests per day

Credit-based

Token Limit

Tokens per minute

5000000 free tokens on signup (30-day expiry)

Monthly Quota

Per month limit

One-time credits

Free Credits

30 days

5M tokens

Use Cases

Complex reasoning and mathematics

Code generation and debugging

Research and academic tasks

Cost-effective alternative to GPT-4

Chain-of-thought problem solving

Limitations & Considerations

10M tokens is one-time only

API can be slow during peak hours (Chinese business hours)

Rate limiting during high demand periods

R1 reasoning uses more tokens (chain-of-thought)

Service may be intermittently unavailable

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DeepSeek

Overview

Provider Type

API Endpoint

Free Tier Highlights

Why Choose DeepSeek?

Quick Start Guide

Visit https://platform.deepseek.com/

Sign up with email

Verify account and receive 10M free tokens

Create API key in dashboard

Use with OpenAI SDK (change base_url to api.deepseek.com)

Available Models

Integration Examples

Select Model

Free Tier Pricing & Limits

Rate Limit

Daily Quota

Token Limit

Monthly Quota

Free Credits

Use Cases

Limitations & Considerations

Community Hub

Quick Reactions

Add Discussion

Recent Activity

Ready to Get Started?

Cookie Consent

DeepSeek

Overview

Provider Type

API Endpoint

Free Tier Highlights

Why Choose DeepSeek?

Quick Start Guide

Visit https://platform.deepseek.com/

Sign up with email

Verify account and receive 10M free tokens

Create API key in dashboard

Use with OpenAI SDK (change base_url to api.deepseek.com)

Available Models

Integration Examples

Select Model

Free Tier Pricing & Limits

Rate Limit

Daily Quota

Token Limit

Monthly Quota

Free Credits

Use Cases

Limitations & Considerations

Community Hub

Quick Reactions

Add Discussion

Recent Activity

Suggest an Edit

Ready to Get Started?