DeepAPI — Unified AI API for Developers

Why DeepAPI?

The simplest way to integrate China's leading LLMs into your workflow

🔌

Drop-in OpenAI Replacement

Just change the base_url and api_key. No SDK changes, no migration hassle.

🌐

Global CDN

Edge-optimized routing with low latency from anywhere in the world.

💰

Up to 80% Cheaper

Access DeepSeek V4, Qwen 3.7 Max and more at a fraction of OpenAI's pricing.

🔑

One Key, All Models

Single API key for DeepSeek, Qwen, GLM, Volcengine models. No multiple accounts.

📊

Usage Dashboard

Real-time token usage tracking, quota management, and detailed logs.

🛡️

Reliable & Stable

99.9% uptime SLA, automatic failover between model providers.

Supported Models

From leading Chinese AI providers — one API to access them all

DEEPSEEK

DeepSeek V4 Flash

Popular

model: deepseek-v4-flash

Fast and efficient text generation model by DeepSeek. Optimized for high-throughput chat, content generation, and real-time reasoning with 1M context window and strong multilingual support.

Input

$0.13/M

Output

$0.26/M

DEEPSEEK

DeepSeek V4 Pro

model: deepseek-v4-pro

Premium flagship model from DeepSeek with enhanced reasoning capabilities, deeper context understanding, and superior performance on complex tasks. Supports up to 1M tokens context length.

Input

$1.58/M

Output

$3.15/M

QWEN · ALIBABA CLOUD

Qwen 3.7 Max

model: qwen3.7-max

Alibaba's most capable reasoning model with advanced chain-of-thought, deep logical reasoning, and state-of-the-art performance on math, coding, and analysis tasks. 131K context window.

Input

$1.18/M

Output

$7.09/M

QWEN · ALIBABA CLOUD

Qwen 3.7 Plus

model: qwen3-plus

Balanced chat model from Qwen offering strong general-purpose performance at a competitive price point. Suitable for everyday chat, content creation, and assistant applications.

Input

$0.26/M

Output

$1.58/M

QWEN · ALIBABA CLOUD

Qwen 3.6 Flash

Popular

model: qwen3-flash

Lightweight and fast variant of the Qwen series. Ideal for high-throughput applications, real-time chat, and cost-sensitive deployments with minimal latency.

Input

$0.16/M

Output

$0.95/M

ZHIPU AI

GLM-5.1

model: GLM-5.1

Latest generation GLM model from Zhipu AI with significant improvements in reasoning accuracy, instruction following, and long-context handling. Supports 128K context with robust Chinese-English bilingual performance.

Input

$0.79/M

Output

$3.15/M

ZHIPU AI

GLM-5 Turbo

model: GLM-5-Turbo

Fast inference variant of the GLM-5 family. Optimized for reduced latency while maintaining high-quality output, making it suitable for real-time interactive applications.

Input

$0.66/M

Output

$2.89/M

ZHIPU AI

GLM-5

model: GLM-5

The foundational GLM-5 model offering strong general chat and reasoning capabilities. Well-suited for a broad range of NLP tasks with excellent Chinese language proficiency.

Input

$0.53/M

Output

$2.36/M

BYTEDANCE · DOUBAO

Doubao Seed 2.0 Pro

Popular

model: ep-m-20260603200001-s49gh

ByteDance's premier large language model with advanced reasoning and generation capabilities. Excellent multilingual performance with strong context understanding. 128K context window.

Input

$0.47/M

Output

$2.34/M

BYTEDANCE · DOUBAO

Doubao Seed 2.0 Lite

model: ep-m-20260603200328-jk7qh

Lightweight and cost-efficient variant of the Doubao Seed 2.0 series. Designed for high-volume applications where budget efficiency is prioritized without sacrificing output quality.

Input

$0.09/M

Output

$0.53/M

Packages

Prepaid packages. Buy more, save more.

$10 USDT

10.5M Tokens +5%

Access all models
Pay with USDT (TRC-20)
Instant redeem code

Buy →

$20 USDT

23M Tokens +15% 🔥

Best value package
Great for regular use
Most popular

Buy →

$50 USDT

62.5M Tokens +25% ✨

Best for teams & pro
Maximum savings
Priority support

Buy →

Quick Start

Works with any OpenAI SDK. Just change the base URL.

        # pip install openai

        from openai import OpenAI

        client = OpenAI(

          api_key="sk-deepapi-xxxx",

          base_url="https://ai.deepapi.pro/v1"

        )

        response = client.chat.completions.create(

          model="deepseek-v4-flash",

          messages=[{"role": "user", "content": "Hello!"}]

        )

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

FAQ

Quick answers to common questions

How do I get started?

Register at ai.deepapi.pro, top up via USDT, and you'll receive a redeem code. Enter it in your dashboard to activate credit.

Which models are available?

DeepSeek V4 Flash/Pro, Qwen 3.7 Max/Plus/Flash, Volcengine, and GLM-5 series. All accessible with one API key. See Supported Models for the full list.

Is it compatible with OpenAI SDK?

Yes. Just set base_url to https://ai.deepapi.pro/v1 and use any OpenAI-compatible client library.

How long does top-up take?

Once we confirm your USDT transaction, you'll receive your redeem code within minutes (usually less than 5).

Do you offer refunds?

Yes, full refund within 7 days if unused. Contact support for assistance.

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Unified API forChina's Best AI Models

Why DeepAPI?

Drop-in OpenAI Replacement

Global CDN

Up to 80% Cheaper

One Key, All Models

Usage Dashboard

Reliable & Stable

Supported Models

DeepSeek V4 Flash

DeepSeek V4 Pro

Qwen 3.7 Max

Qwen 3.7 Plus

Qwen 3.6 Flash

GLM-5.1

GLM-5 Turbo

GLM-5

Doubao Seed 2.0 Pro

Doubao Seed 2.0 Lite

Packages

Quick Start

FAQ

How do I get started?

Which models are available?

Is it compatible with OpenAI SDK?

How long does top-up take?

Do you offer refunds?

Unified API for
China's Best AI Models