ClaudeN AI
Anthropic alternative

Anthropic API alternative — Claude without the account

Use Claude and other leading models without a direct Anthropic account. ClaudeN is an Anthropic API alternative with prepaid billing and one OpenAI-compatible key.

ClaudeN AI is an Anthropic API alternative that lets you use Claude and other models without opening a direct Anthropic account. You fund a prepaid balance with USDT or PayPal and call Claude through an OpenAI-compatible endpoint at https://clauden.ai/v1. The same key also reaches GPT and Gemini, so a single integration and balance replaces separate provider accounts and invoices — no credit card required.

Why use this Anthropic alternative

No Anthropic account

Use Claude models without registering or verifying a direct Anthropic account.

Prepaid billing

Fund with USDT or PayPal and pay per token, with no credit card and no monthly minimum.

Not only Claude

The same key also reaches GPT and Gemini, so you keep full model choice.

OpenAI-compatible

Call Claude with the OpenAI SDK by changing only the base URL and key.

How to use Claude the alternative way

  1. Sign up — Create a ClaudeN account with only an email and get free trial credit.
  2. Add prepaid credit — Top up with USDT or PayPal. Your balance is live in minutes without a card.
  3. Set the base URL — Point your OpenAI client at https://clauden.ai/v1 and paste your ClaudeN key.
  4. Call Claude — Set the model name to a Claude model and send your usual Chat Completions request.

Resources

Claude API Proxy — Use Anthropic Claude Without an Account OpenAI Alternative API — Drop-in Compatible Endpoint OpenRouter Alternative with USDT — Claude, GPT & Gemini LiteLLM alternative with USDT Cursor GPT API without OpenAI account LLM API Gateway — One Endpoint for Claude, GPT & Gemini USDT AI API — Pay for Claude, GPT & Gemini with Crypto Claude vs GPT vs Gemini API

Anthropic API alternative — frequently asked questions

Can I use Claude without an Anthropic account?

Yes. ClaudeN is an Anthropic API alternative, so you reach Claude models through ClaudeN instead of Anthropic directly. Only a ClaudeN account and key are needed.

How do I pay?

You fund a prepaid balance with USDT or PayPal and pay per token. There is no credit card requirement and no subscription.

Do I only get Claude?

No. As well as Claude, the same key reaches GPT and Gemini, so you keep access to multiple providers from one integration.

Is it OpenAI-compatible?

Yes. You call Claude through an OpenAI-compatible endpoint, so your existing OpenAI SDK works after changing only the base URL and key.

Why choose an alternative to Anthropic direct?

An alternative is useful when a direct Anthropic account is hard to obtain, when you prefer prepaid USDT or PayPal billing, or when you want Claude, GPT and Gemini from one key and balance.

Sign up and get $5 free credit

Use Claude and other leading models without a direct Anthropic account. ClaudeN is an Anthropic API alternative with prepaid billing and one OpenAI-compatible key.

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Sign up and get $5 free credit