Anthropic banned 11.4 million accounts in the first half of 2026, marking a 6.9x increase from the 1.45 million bans recorded in the second half of 2025. The ban volume reached nearly 7.9x that of the previous reporting period, according to the company's transparency report updated on July 23. The platform processed 398,000 ban appeals during the same period, overturning approximately 42,000 decisions for an appeal success rate of 10.6%. Banned accounts primarily involved violations of usage policies, terms of service, or supported-region restrictions across all Anthropic products and services.