Is openai.com/research/gpt-4 blocked in mainland China?

Can you open openai.com/research/gpt-4 from mainland China?

Yes.

No recent testsVerdict from 2026-04-23 · 3 mo ago

As of the last test on 2026-04-23 — 3 mo ago — it was reachable in mainland China. We haven't tested it since, so this may have changed.

2023first tested

3 mo agolast tested

Loading…

Other tested URLs on openai.com

Blocking varies across openai.com: 13 blocked vs 15 accessible among tested hosts.

Each verdict covers the last 90 days of tests, as on that URL's own page.

Frequently asked questions

Is openai.com/research/gpt-4 blocked in mainland China right now?

We haven't tested openai.com/research/gpt-4 in the last 90 days. As of the last test on 2026-04-23 (3 mo ago), it was reachable in mainland China. Use the Test now button on this page for a fresh measurement.

https://openai.com/research/gpt-4 · JSON