⚡ AltAPI v1.0 is live⚡ AltAPI v1.0 正式上线

One API.
Every model.

GPT-5, Claude, Gemini, DeepSeek, Grok — deploy 215+ models through one premium endpoint. Pay with USDT instantly.

一个聚合接口。
连接全世界的模型。

GPT-5、Claude、Gemini、DeepSeek、Grok — 单一端点直连 215+ 顶尖模型。USDT 极速充值。

Start Building →立即构建 → Read the Docs阅读技术文档

215+AI Models接入大模型

12Providers供应商对接

USDTNative Payment原生加密支付

Seamless Integration无缝集成

Two lines to switch.

Zero learning curve. Just point your base URL to AltAPI and keep coding.

改两行代码，即刻切换。

零学习成本。保留所有官方 SDK，只需修改 base URL 和密钥。

main.py

from openai import OpenAI

client = OpenAI(
    api_key = "sk-your-api-key",
    base_url = "https://api.altapi.ai/v1"  # ← just change this
)

res = client.chat.completions.create(
    model = "gpt-5",  # Switch to claude-sonnet-4-6, deepseek-chat... instantly
    messages = [{"role": "user", "content": "Initialize sequence."}]
)

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

Model Catalog模型阵容

Every model you need.

From reasoning powerhouses to fast cost-effective models.

全球顶尖模型矩阵。

从复杂推理到高性价比，按需秒级调用。

GPT-5 Claude Opus 4 Gemini 3 DeepSeek R1 Grok 4 Qwen3 Max GLM-5 Doubao Seed MiniMax ERNIE 5.0 o3 / o4 Sora 2

Access 215+ models from 12 global providers. View full list → 接入全球 12 家供应商的 215+ 款大模型。查看完整列表 →

Pricing Engine计费引擎

Pay exactly as you go.

No monthly lock-ins, no hidden fees, and absolute freedom.

真正的按量计费。

告别月租订阅，无任何隐藏费用，充值即用。

₮

Crypto Ready

Support TRC20 & BEP20 USDT. Automated deposits arrive in 1-3 minutes.原生支持 USDT (TRC20 & BEP20) 充值，全自动到账仅需 1-3 分钟。

💳

Stripe Global

Frictionless fiat payments via Visa, Mastercard, and Apple Pay.全球化信用卡支持。Visa、万事达和 Apple Pay 无缝结算。

🌍

No VPN Required全球直连无需代理

Optimized global routing ensures stable access without regional blocks.专有优化骨干网络，国内直连无审查，告别繁琐的区域网络限制。

Start building the future.

Get your API key in less than 30 seconds.

立刻开始您的构建。

注册账户，在 30 秒内获取全球直连 API 密钥。

Generate Free API Key 免费生成您的密钥

One API.Every model.

一个聚合接口。连接全世界的模型。