FINTECH REGULATIONS	9 Months Ended
FINTECH REGULATIONS	Sep. 30, 2025
Cash and Cash Equivalents [Abstract]
FINTECH REGULATIONS	FINTECH REGULATIONS Regulations issued by the central banks and other regulators of the countries where the Company operates applicable to its fintech business are described in Note 3 to the consolidated financial statements in the Company’s 2024 10-K. Mexico On March 27, 2025, MPFS, S. de R.L. de C.V. submitted to the National Banking and Securities Commission (“CNBV” according to its Spanish acronym) an authorization request to organize and operate as an investment funds management company through Mercado Pago Fondos, S.A. de C.V., Sociedad Operadora de Fondos de Inversión (a new subsidiary to be legally formed when the authorization request is approved). As of the date of this filing, this authorization is pending approval. Argentina On February 25, 2025, the Argentinian National Securities Commission (“CNV” according to its Spanish acronym) approved the registration of Mercado Pago Inversiones S.R.L. (“MPY”) as a Comprehensive Investment Fund Placement and Distribution Agent (ACDI). In addition, on the same day, the CNV approved the request made by Mercado Pago Asset Management S.A. (“MPA”) to replace Industrial Asset Management S.A. as management agent of “Mercado Fondo.” Starting June 1, 2025, MPA took over from Industrial Asset Management S.A. as the management agent of “Mercado Fondo” mutual fund. In addition, starting June 2025, users who previously invested in “Mercado Fondo” investment fund through Banco Industrial S.A. started to invest through MPY. As of September 30, 2025, the assets under administration of MPA related to mutual funds amount to $3,477 million. On September 30, 2025, MPA obtained the authorization of the CNV to convert its mutual fund “Mercado Fondo Ahorro” from a money market fund into a fixed income fund. Furthermore, on October 14, 2025, MPA was authorized to launch three new mutual funds, broadening its range of investment products: Mercado Fondo Acciones (variable income), Mercado Fondo Performance (mixed income) and Mercado Fondo International (fixed income in USD). On June 17, 2025, Meli Participaciones, S.L. and Marketplace Investments, LLC filed an application with the CBA to obtain a banking license in Argentina. The application is currently under review, and the Company is actively engaged with the CBA to address its inquiries and provide requested clarifications. In April 2025, Mercado Pago Servicios de Procesamiento S.R.L. (“MPSP”) created a global program for the issuance of debt securities. The maximum principal amount of the debt securities permitted to be outstanding at any one time under the program is $500 million (or its equivalent in other currencies and/or units of value or measure). In July 2025, MPSP was authorized by the CNV to issue debt securities under Argentina's public offering regime, and as result, is now regulated by the CNV. Chile In June 2025, Mercado Pago Operadora S.A. submitted an application to the Chilean Commission for the Financial Market (“CMF” according to its Spanish acronym) for registration to execute cross-border transactions. As of the date of this filing, this application is pending approval by the CMF. On August 6, 2025, Mercado Pago Operadora S.A. submitted an additional request to the CMF for approval of the enhancement of the existing Prepaid Card Issuer License. The proposed upgrade entails the conversion of the current license into a consolidated Prepaid Card and Credit Card Issuer License. As of the date of this filing, this additional request is pending approval. Uruguay In August 2025, Mercado Pago Uruguay S.R.L. filed an application with the Central Bank of Uruguay to offer interest-bearing accounts, through a partner. As of the date of this filing, Mercado Pago Uruguay S.R.L. has provided all requested information. The authorization is pending approval by the Central Bank of Uruguay. Bermuda On July 17, 2025, the Bermuda Monetary Authority (“BMA”) granted Meli ISAC Ltd. and Meli ISA Ltd., two Bermudian subsidiaries of the Company, a Digital Asset Business license application to issue the Company’s stablecoin, Meli Dólar, which was conditional upon satisfying certain pre-commencement requirements that were completed in August 2025. Therefore, on August 18, 2025, the BMA issued the corresponding Class M Digital Asset Business licenses, thus authorizing Meli ISAC Ltd. to issue, sell or redeem digital assets, and authorizing Meli ISA Ltd. to operate as a digital assets service vendor. On September 22, 2025, the migration of the Meli Dólar business from Uruguay to Bermuda was successfully completed under the Class M Digital Asset Business licenses and operations under this new regulatory framework commenced.