Use Claude in Cursor IDE with ClaudeN — one key, USDT billing, no Anthropic account
Point Cursor at ClaudeN and use Claude (plus GPT and Gemini) through a single OpenAI-compatible endpoint. One API key, prepaid USDT/PayPal balance, no Anthropic signup.
Cursor supports custom OpenAI-compatible providers. With ClaudeN you can bring Claude 3.5 Sonnet (and other models) into Cursor without creating or funding a direct Anthropic account. Change only the base URL and key in Cursor settings, then switch models by name. Your balance is topped up with USDT or PayPal and billed per token.
Why connect Cursor to ClaudeN
No Anthropic account needed
Skip Anthropic signup, verification and card requirements. One ClaudeN account is enough.
One key for Claude, GPT and Gemini
Use the same key and endpoint. Switch models in Cursor by changing the model name only.
Pay with USDT or PayPal
Fund a prepaid balance with crypto or PayPal. No overseas credit card required.
Works with Cursor Pro
Cursor custom endpoints work on paid plans. Set base URL once and keep using Cmd+K, Cmd+L and Composer.
How to use Claude in Cursor with ClaudeN
- Create a ClaudeN account — Sign up with email. New accounts start with free trial credit. No card needed.
- Add prepaid credit — Top up with USDT (TRC20/ERC20) or PayPal. Your balance is available in minutes.
- Configure Cursor settings — Open Cursor → Settings → Models. Enable "Override OpenAI Base URL" and set it to https://clauden.ai/v1. Paste your ClaudeN API key into the OpenAI API Key field.
- Add Claude model and start — Click "+ Add Model" and enter a model name such as claude-3-5-sonnet-20241022. Select it in Chat or Composer and send a test prompt.
Cursor settings example
Only two fields are required. The rest of your Cursor workflow stays the same.
{
"openaiApiBase": "https://clauden.ai/v1",
"openaiApiKey": "$CLAUDEN_API_KEY"
}
// Then add model in Cursor:
// claude-3-5-sonnet-20241022
// claude-3-opus-20240229
// gpt-4o, gemini-1.5-pro, etc.
Resources
Cursor + Claude API — frequently asked questions
Does Cursor support custom Claude endpoints?
Yes. Cursor lets you override the OpenAI base URL and key so you can route requests to any OpenAI-compatible provider, including ClaudeN for Claude models.
What model name should I use in Cursor?
Use the exact model identifier your endpoint expects, for example claude-3-5-sonnet-20241022 or claude-3-opus-20240229. Check the live model list on the pricing page.
Do I need an Anthropic account or credit card?
No. One ClaudeN account and key is enough. Top up with USDT or PayPal and pay only for tokens you use.
Will my existing Cursor chats break?
No. Changing the base URL and key only affects the new provider. Your previous chats with other models remain as-is.
Can I still use GPT and Gemini in Cursor?
Yes. The same ClaudeN key and base URL also reach GPT and Gemini. Just change the model name in Cursor to switch.
Sign up and get $5 free credit
Point Cursor at ClaudeN and use Claude (plus GPT and Gemini) through a single OpenAI-compatible endpoint. One API key, prepaid USDT/PayPal balance, no Anthropic signup.
Start free