The Green Bond Transparency Platform (GBTP) is an initiative developed by the Inter-American-Development Bank (IDB) to promote transparency in the green bond market in Latin America and the Caribbean (LAC). The platform aims to support the harmonization and standardization of green bond reporting for green bond issuers and to enable all users to analyze where the proceeds of the bonds are invested, and what environmental performance was realized. The GBTP is free of charge and aims to provide a benchmark for best practice disclosure and support to all market actors. - For issuers, the GBTP facilitates to report in a standardized way and simple format on the use of proceeds and impacts of their bonds. - For external reviewers, the GBTP provides a way to present their work with issuers on pre- and post-issuance and the conclusions of these reviews. - For investors, the GBTP facilitates information on the environmental performance and the use of proceeds of specific bonds. - For public sector authorities, the GBTP is an evidence-based data tool to inform discussions on taxonomies