Unverified50% confidenceFactExact time
Anthropic explicitly lists mainland China as an unsupported region in its terms of service, and registration requires a valid overseas phone number or payment method.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/28/2026
First Seen
Valid until: 12/27/2026
Sources
Related Entities
Related Claims
UnverifiedAnthropic has repeatedly restricted registration of Claude Code from mainland China IP addresses or phone numbers citing compliance reasons, leading to account bans and payment obstacles for large-scale use in universities, which is the fundamental reason Lin Ziyu chose domestic alternatives.74% similarUnverifiedAnthropic's Terms of Service explicitly restrict access from certain regions, and users in mainland China face the risk of violating the ToS when using Claude services70% similar
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