OpenRouter alternative

OpenRouter alternative — USDT billing, one key for Claude, GPT, Gemini

Skip OpenRouter card checks and regional blocks. Top up with USDT or PayPal and call Claude, GPT and Gemini through one OpenAI-compatible endpoint and key.

Many developers look for an OpenRouter alternative because of credit card requirements, regional restrictions, or complex billing. ClaudeN AI provides a prepaid, USDT-friendly gateway that exposes an OpenAI-compatible endpoint for Claude, GPT and Gemini — so you can keep your existing code and just change the base URL and key.

Why developers switch from OpenRouter to ClaudeN

Pay with USDT, no credit card

Fund your balance with USDT (TRC20/ERC20) or PayPal. No overseas card, no 3-D Secure, no regional blocks.

One key, three model families

The same key reaches Claude, GPT and Gemini. Switch models by name without new accounts or keys.

Prepaid and predictable

Top up small amounts and pay only for tokens you actually use. No surprise invoices or auto-charges.

Drop-in OpenAI-compatible

Point your OpenAI SDK or tools at our base URL. Your integration code stays the same.

How to use ClaudeN as an OpenRouter alternative

Create a free account — Sign up with email only. New users receive trial credit — no card required to start.
Add balance with USDT or PayPal — Choose USDT (TRC20 or ERC20) or PayPal. Your prepaid balance is credited in minutes.
Create one API key — Generate an OpenAI-compatible API key from the dashboard. One key works for all supported models.
Update your base URL and key — Set your client base URL to https://clauden.ai/v1 and paste your ClaudeN key. Change the model name to switch providers.

Example: point your OpenAI client at ClaudeN

Only the base URL and key change. Everything else in your code stays the same.

OpenAI-compatible client (Python example)

from openai import OpenAI

client = OpenAI(
    base_url="https://clauden.ai/v1",
    api_key="$CLAUDEN_API_KEY"
)

resp = client.chat.completions.create(
    model="claude-3-5-sonnet-20241022",  # or gpt-4o, gemini-1.5-pro
    messages=[{"role": "user", "content": "Hello"}]
)
print(resp.choices[0].message.content)

Resources

OpenAI-Compatible API for Claude, GPT & Gemini Anthropic Compatible API — Call Claude with OpenAI SDK USDT AI API — Pay for Claude, GPT & Gemini with Crypto AI API Without a Credit Card — Claude, GPT & Gemini LLM API Gateway — One Endpoint for Claude, GPT & Gemini Claude vs GPT vs Gemini API Pricing & Comparison Cheap LLM API — Low-Cost Access to Claude, GPT & Gemini LLM API Proxy — One Gateway for Claude, GPT & Gemini LiteLLM alternative with USDT OpenAI Compatible API Proxy — One Endpoint for GPT, Claude & Gemini Claude API Proxy — Use Anthropic Claude Without an Account GPT API Proxy — Use OpenAI GPT Without an Account Gemini API Proxy — Use Google Gemini With Prepaid Credit Cursor + Claude API Cursor GPT API without OpenAI account OpenAI Alternative API — Drop-in Compatible Endpoint Claude vs GPT vs Gemini API Quick Start Examples

OpenRouter alternative — frequently asked questions

Is ClaudeN a full OpenRouter replacement?

For most developer use cases, yes. You get OpenAI-compatible access to Claude, GPT and Gemini with USDT/PayPal billing and no credit card requirement.

Do I need an OpenRouter account to use ClaudeN?

No. Create a ClaudeN account, add prepaid credit with USDT or PayPal, and start calling models immediately.

Which models can I call?

Claude 3.5 Sonnet, GPT-4o, Gemini 1.5 Pro and additional models are available through the same endpoint. Check the live pricing page for the current list.

Is ClaudeN cheaper than OpenRouter?

ClaudeN passes through provider rates with prepaid USDT convenience. Many users experience lower effective cost due to no card fees, flexible top-ups and no minimum spend.

Can I use the same key in Cursor and other tools?

Yes. One ClaudeN key and base URL works across OpenAI-compatible SDKs, Cursor, and other tools. Just change the model name to switch.

Sign up and get $5 free credit

Skip OpenRouter card checks and regional blocks. Top up with USDT or PayPal and call Claude, GPT and Gemini through one OpenAI-compatible endpoint and key.

Start free