Chainalysis excels at providing global, law-enforcement-grade intelligence due to its massive, proprietary dataset and direct government partnerships. For example, its Reactor tool is the industry standard for tracing illicit funds across major blockchains like Bitcoin and Ethereum, used by the DOJ and IRS. Its strength lies in identifying sophisticated threats like ransomware and sanctions evasion at a massive scale, making it the de facto choice for large exchanges and financial institutions operating in highly regulated markets.