Coinbase, Binance and Kraken: how the three biggest exchanges' tax CSVs actually differ
A user with accounts at all three of the largest US-accessible crypto exchanges who tries to file a single tax return will discover that none of the three CSV exports is in the same format, none uses the same field names, and none classifies internal transfers the same way. Here is a side-by-side of what each one ships and how to reconcile them.