South Korea Deploys AI to Monitor Crypto Trading Data

• South Korea plans an AI system to track crypto trades ahead of its delayed digital asset tax set for 2027.
• The $2.3M AI platform will analyze exchange data to detect hidden income and possible crypto tax evasion.
• Authorities may share AI-generated crypto trading insights with the Bank of Korea and Customs Service.

South Korea is preparing to tighten oversight of cryptocurrency trading by introducing an artificial intelligence–driven monitoring platform designed to analyze digital asset transactions. The initiative comes as authorities move closer to implementing a long-delayed tax on cryptocurrency profits scheduled to take effect in January 2027.

Officials say the system will help tax authorities track trading activity, identify investment gains, and detect potential tax evasion as the country prepares to enforce its digital asset tax framework.

AI Platform to Analyze Crypto Transactions

According to a report by The Korea Times, South Korea’s National Tax Service (NTS) has opened a bid to develop an AI-powered monitoring system capable of analyzing large volumes of cryptocurrency transaction data. The project is valued at about 3 billion Korean won, roughly $2.3 million.

The platform is intended to process data collected from cryptocurrency exchanges and other digital asset platforms. By applying artificial intelligence and machine learning tools, the system will examine transaction flows and behavioral patterns to identify unusual activity.

Authorities say the technology will allow analysts to detect hidden income and identify traders who may not accurately report profits generated from cryptocurrency investments. The system will also help regulators review large datasets related to virtual asset trading across different financial channels.

Development Timeline and Implementation

The National Tax Service plans to select a contractor by March to build the monitoring platform. Once the developer is chosen, the design phase is scheduled to begin in April.

Testing and evaluation phases will continue throughout the year. Officials expect a pilot program to begin in November, with the full system scheduled to launch between November and December.

Tax authorities say the platform will support audit processes by enabling more systematic analysis of digital asset transaction data. The system is also expected to generate reports that could be shared with other government agencies involved in financial oversight.

According to the report, agencies including the Korea Customs Service and the Bank of Korea may receive information derived from the platform’s analysis to assist with financial monitoring.

Related: South Korean Lawmakers Pass 11 Important Welfare Bills

Crypto Tax Framework Set for 2027

South Korea first approved its cryptocurrency tax policy in 2020, but implementation has been postponed several times as lawmakers debated enforcement timelines and tax thresholds.

The tax has already been delayed three times. Under the current plan, the government aims to begin enforcement in January 2027.

Once implemented, the policy will apply a 20% income tax and an additional 2% local tax on annual cryptocurrency gains exceeding 2.5 million Korean won, equivalent to about $1,700.

AI Strategy Expands Beyond Finance

South Korea’s focus on artificial intelligence is also part of a broader national strategy. Senior presidential secretary for AI Ha Jung-woo recently said cooperation with the United Arab Emirates on artificial intelligence could expand after regional conflicts subside.

Last year, South Korea agreed to participate in the U.S.-backed Stargate project, which aims to build a large artificial intelligence data campus in the UAE. The plan includes developing computing power and energy infrastructure to support one of the largest AI data center clusters outside the United States.

Related: South Korea to Enforce 20% Ownership Cap on Crypto Exchanges