Claude 4, launched by Anthropic, is a powerful AI model that has attracted the attention of many domestic users due to its outstanding conversational abilities and programming assistance features. However, domestic users often face payment barriers when subscribing to Claude 4 or using its programming features. Restrictions on international credit cards, difficulties with payment channels, and complex recharge processes deter many. Fortunately, WildCard provides a simple, stable, and secure solution for domestic users, making it easy and worry-free to subscribe to Claude 4 and use its features.
Recommended virtual card supporting Claude: https://leixue.com/go/yeka
Why Choose WildCard?#
WildCard is a subscription platform for overseas software services designed specifically for domestic users, especially suitable for those needing to subscribe to Claude 4 or recharge their OpenAI API. Compared to other virtual credit card services like Dupay, VCard, PokePay, WasabiCard, or LocalCard, WildCard does not require recharge through cryptocurrencies like USDT and supports domestic payment methods such as Alipay and WeChat, making it very accessible. More importantly, WildCard's payment channels are optimized for high stability and security, effectively avoiding payment interception issues and providing users with a smooth subscription experience.
Steps to Subscribe to Claude 4#
To subscribe to Claude 4, WildCard offers a simple and easy-to-follow process. Here are the specific steps:
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Register a WildCard Account
Visit the WildCard official website, click the "Register" button in the upper right corner, and complete the registration using your mobile number (Mainland users choose +86, Hong Kong users choose +852). Don't forget to enter the invitation code "LEIXUE" during registration to enjoy card opening discounts and reduce initial costs. -
Choose a Plan and Open a Card
After logging in, go to the "My Cards" page and select a suitable plan: $11.99 for 1 year or $16.99 for 2 years (using the invitation code "LEIXUE" can reduce the cost by another $1). Pay the card opening fee via Alipay or WeChat QR code, and the system will automatically generate virtual card information, including card number, expiration date, and CVV code. Remember to save this information securely. -
Recharge the Virtual Card
After opening the card, the balance is zero, and you need to recharge to use it. WildCard has a low recharge threshold, starting from $5, but it is recommended to recharge $25 for the first time to cover the pre-authorization fee when subscribing to Claude 4 (usually $5) and the membership fee. Recharge is also supported via Alipay or WeChat, with a transparent 3.5% service fee. -
Bind Claude 4 and Subscribe
Log in to the Anthropic official website, go to the Claude 4 subscription page, and choose the appropriate membership plan. Enter the virtual card information provided by WildCard on the payment page, and confirm the payment to complete the subscription. It is recommended to use a home network or high-quality proxy IP to avoid payment interception caused by multiple users sharing the same IP. -
Check Transaction Records
After completing the subscription, you can check the consumption records in the WildCard backend to ensure sufficient balance. If you encounter payment failure, check the transaction records for deductions; if there is a record but it was unsuccessful, you can check the reason for failure and contact WildCard customer service.
By following these steps, domestic users can easily subscribe to Claude 4 and enjoy its powerful AI conversation and programming features. The convenience and high success rate of WildCard make the entire process hassle-free.
How to Use Claude 4's Programming Features?#
Claude 4 excels not only in conversational abilities but also in programming assistance, making it popular among developers. Whether it's code completion, debugging, or generating complex algorithms, Claude 4 provides efficient support. Here are some usage tips:
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Code Completion and Generation
Enter your programming requirements in Claude 4's chat interface, such as "Write a web scraping script in Python" or "Generate a React component." Claude 4 will quickly generate code snippets with detailed comments for easy understanding and modification. This greatly reduces the learning curve for beginners. -
Debugging and Optimization
If your code has issues, you can paste it into Claude 4 and describe the error or optimization needs, such as "Help me fix the out-of-bounds error in this loop." Claude 4 will analyze the code, point out issues, and provide improvement suggestions, even directly giving optimized code. -
Multi-Language Support
Claude 4 supports multiple programming languages, including Python, Java, JavaScript, Go, etc. Whether for web development, data analysis, or AI model development, it can handle it all. Developers can directly ask Claude 4 to generate code in a specific language or convert existing code to another language. -
API Integration
For developers needing to call Claude 4 via API, WildCard is also an ideal choice. The virtual credit card supporting Claude can be used to recharge the Anthropic API account, ensuring the stability of API calls. After recharging, bind the WildCard virtual card on the Anthropic developer platform to obtain the API key and start integration.
More Advantages of WildCard#
In addition to supporting Claude 4, WildCard can also be used to subscribe to many overseas services like ChatGPT Plus, OpenAI API, GitHub Copilot, Midjourney, etc., covering the diverse needs of developers, content creators, and enterprises. Backed by years of overseas payment experience from Leixue Network, its technical strength and user support are very reliable. Additionally, WildCard offers a real-time refund feature, allowing unused balances to be refunded to Alipay at any time without extra fees, greatly enhancing fund flexibility.
Conclusion: Making AI Accessible#
For domestic users, subscribing to Claude 4 or using its programming features is no longer a challenge. WildCard, with its convenient payment methods, stable channels, and high cost-performance ratio, has become a bridge connecting domestic users with overseas AI services. Whether you are an AI enthusiast, developer, or enterprise user, WildCard can help you easily unlock the full potential of Claude 4. Hurry to visit WildCard, register using the invitation code "LEIXUE," and start your AI journey!