Expired50% confidenceFactExact time
Anthropic currently imposes service restrictions on regions including mainland China, and its risk control system detects IP geolocation, device fingerprints, the issuing country of payment methods, and IP switching frequency.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/13/2026
First Seen
Valid until: 10/11/2026(expired)
Sources
Claude Code国内使用指南：模型选型与省钱配置全攻略
bilibili小伍不是码牛7/7/2026
Related Claims
UnverifiedAnthropic has implemented IP geolocation-based access control for Claude series services, directly refusing service to mainland China IP addresses.73% similarUnverified中国重要数据出境须经国家网信办安全评估，通过认证或签订标准合同方可进行67% similarUnverifiedThe anomaly detection dimensions of OpenAI's risk control system include the frequency of geographic jumps in login IP addresses, the number of accounts bound to the same payment method, API call timing characteristics, and device fingerprint consistency; top-up accounts may face delayed bans.64% similar
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