Foreword: AI tools are blooming everywhere, but domestic users are "walled" out?
Today in 2026, AI tools such as ChatGPT, Claude, Midjourney, and Google Gemini have become core links in daily workflows—writing code, designing, copywriting, and data analysis. Which one does not need AI’s help? However, for domestic users, the first step in opening these tools may be to hit a wall: "Sorry, you have been blocked". In the past few months, I have used Xiao Niu VPN (AoxVPN) to stably access various overseas AI tools, from ChatGPT to Midjourney, from Claude to Notion AI. Today I will share a full-scenario test.
Why do AI tools need independent IP dedicated lines?
Many friends will ask: Can’t you just find a ladder to access it? In fact, the anti-abuse detection of AI tools is much stricter than that of ordinary websites. ChatGPT, Claude and other platforms will focus on detecting:
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IP quality: Whether it comes from a data center and whether it is marked as a proxy/VPN IP
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Access frequency: High-frequency requests in a short period of time will be limited or blocked
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Abnormal geographical location:Frequent cross-border IP changes will trigger risk control
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Browser fingerprint consistency:Mismatch in time zone, language, and IP will cause degradation or even denial of service
Ordinary shared nodes are usually wiped out at these levels. Maverick VPN's AI dedicated line nodes use residential-grade IP pools. After platform risk control verification, the measured pass rate is much higher than that of ordinary lines.
Actual test one: ChatGPT (including Plus subscription)
Test environment
| Project | Details |
|---|---|
| Testing time | May 12, 2026 20:00-22:00 |
| Network environment | China Telecom 300M broadband |
| Maverick node | 🇺🇸 United States - Los Angeles AI dedicated line |
| ChatGPT version | GPT-4o (Plus subscription) |
Test results
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Web page access:✅ Open in seconds, no Cloudflare verification, pass once
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GPT-4o dialogue response:✅ Smooth, the first word delay is about 1.2 seconds
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Code Interpreter:✅ Normal use, file upload/download is hassle-free
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DALL·E Vincent Diagram:✅ There is no perceptible difference between the generation speed and direct connection
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Voice conversation mode:✅ Stable connection, no interruption in conversation for 30 minutes
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Continuous use for 3 hours:✅ Not under risk control, not required to re-verify
Key findings: When using ordinary nodes to access ChatGPT, Cloudflare human-machine verification is often inserted after 5-10 rounds of dialogue, while using the AI dedicated line did not trigger any verification for 3 consecutive hours. This shows that the difference in IP reputation directly affects the user experience.
Test 2: Claude (Anthropic)
Claude's risk control strategy is more stringent than ChatGPT - it has extremely low tolerance for proxy IPs, and many nodes are Suspended as soon as they are opened.
Test results
| Test items | Results | Remarks |
|---|---|---|
| Web version login | ✅ Normal | No additional verification |
| Claude 3.5 Sonnet Dialogue | ✅ Smooth | Processing 200k token documents normally |
| Artifacts function | ✅ Available | Code preview rendering is normal |
| Projects knowledge base | ✅ Available | File upload completed |
| Continuous use for 2 hours | ✅ Stable | No interruption and no verification |
AoxVPN VPN is one of the few solutions that can work stably on Claude access. I have used three other service providers before, two of them couldn't even open the login page, and one of them had their session blocked after ten minutes.
Test 3: Midjourney & Stable Diffusion
The difficulty of the AI painting tool is that it not only requires access to Discord (the carrier of Midjourney), but also requires a stable WebSocket connection to receive image generation push.
Midjourney via Discord
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Discord connection:✅ Log in normally, messages are pushed in real time
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/imagine command:✅Submission is successful, the drawing speed is about 45 seconds/4 pictures
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Upscale/Variation:✅ Functions normally
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Image download:✅ Speed is about 3-5MB/s
Midjourney web version (Alpha)
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Web version login:✅ Normal (but you need to have a Discord bound account)
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Image generation:✅ The speed is basically the same as the Discord version
When using other nodes before, Discord frequently disconnected and reconnected, and Midjourney reported an error "Interaction failed" halfway through the generation. After switching to AoxVPN AI dedicated line, this problem was completely solved.
Actual Test 4: Compatibility List of Other AI Tools
| AI Tools | Access | Functional Completeness | Experience Rating |
|---|---|---|---|
| Google Gemini 2.0 | ✅ | Complete | ⭐⭐⭐⭐⭐ |
| Perplexity AI | ✅ | Full | ⭐⭐⭐⭐⭐ |
| Notion AI | ✅ | Full | ⭐⭐⭐⭐ |
| GitHub Copilot | ✅ | Need to switch region | ⭐⭐⭐⭐ |
| Cursor AI | ✅ | Full | ⭐⭐⭐⭐⭐ |
| Jasper AI | ✅ | Full | ⭐⭐⭐⭐ |
| Runway (AI video) | ✅ | Full | ⭐⭐⭐⭐ |
| Suno AI (Music Generation) | ✅ | Full | ⭐⭐⭐⭐⭐ |
The above 8 tools are all available under the Los Angeles AI dedicated line, and their functional integrity is close to 100%. The only caveat is that GitHub Copilot requires switching the region to the United States in the account settings.
Node selection suggestions: How to select nodes with different AI tools?
My actual test recommended configuration
| Usage scenarios | Recommended nodes | Reason |
|---|---|---|
| ChatGPT / Claude | 🇺🇸 Los Angeles, USA AI dedicated line | High IP reputation, highest platform risk control whitelist pass rate |
| Midjourney / Discord | 🇺🇸 Western United States | Discord server is in the United States, with the lowest latency |
| Google Gemini | 🇺🇸 Any in the United States | Google services are the most friendly to American IPs |
| Notion AI / Office | 🇸🇬 Singapore | Lower latency and faster response |
| GitHub Copilot | 🇺🇸 United States | Use with GitHub region settings |
Tips: Maverick VPN’s intelligent offloading function can automatically select the optimal node for different domain names. For example, set chatgpt.com → US AI dedicated line, notification.so → Singapore node, and other default routes, so you don’t have to switch back and forth.
FAQ & Pitfall Guide
Q1: Why does ChatGPT still prompt "Not available in your region" when using VPN?
Cause troubleshooting:
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Browser cache/Geolocation API:The browser may have cached your real location. Turn on incognito mode and try again.
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WebRTC leakage: Even if the VPN is connected, WebRTC may leak the real IP. AoxVPN VPN client blocks WebRTC by default, confirm it is turned on in the settings.
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Time zone mismatch: The system time zone is still China time zone. It is recommended to adjust to the United States time zone or use the browser's time zone camouflage plug-in.
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Node marked: Switch to another node in the same area and try again.
Q2: What should I do if Claude prompts "Your account has been disabled"?
This is Claude’s most stringent risk control measure. The key is Prevention is better than cure:
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Always use nodes in the same region (not the United States today and Japan tomorrow)
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Use a US IP when registering, do not register with a Chinese IP first and then switch to VPN
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It is easier to pass risk control by using a Google account to log in to Claude than by email registration
Q3: Does accessing AI tools require high bandwidth?
For plain text conversations such as ChatGPT and Claude, 5Mbps is more than enough. However, for scenarios such as Midjourney rendering and Runway video generation, 10Mbps or above is recommended. The measured downlink speed of AoxVPN VPN AI dedicated line is 50-120Mbps, which is completely sufficient.
Summary: In the AI era, a stable network connection is productivity
After more than a month of in-depth use, Xiao Niu VPN’s performance in accessing AI tools is remarkable:
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AI tool coverage:All 11/11 mainstream AI tools are accessible
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Stability: Continuous use for 3-4 hours without disconnection or risk control interruption
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Speed: AI dedicated line measured 50-120Mbps, text/image AI tools have no perceived delay
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Convenience:The intelligent offloading function eliminates the need to manually switch nodes
For designers, programmers, and content creators who rely on AI tools to work, a stable and reliable VPN is not just a "wall circumvention tool", but an infrastructure to ensure work efficiency. The above test data all come from real usage scenarios. I hope it will be helpful to friends who also need to access overseas AI tools.
AoxVPN
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