ChainCostsData

Public datasets

Download the numbers this site is built from. Every cited fact carries an official source URL. Withdrawal fees come from the 4 venues that publish them without an account; the 7 that do not are named, not guessed.

Downloads

/facts.json — 386 cited facts (JSON)
/facts.csv — the same rows as a spreadsheet (RFC 4180)
/data/withdrawal-fees.json — per-chain withdrawal snapshot (146 rows)
/changes.json — append-only fee movements
/verification — human ledger of the same store

Publishing venues: Bitget, CoinEx, HTX, KuCoin. Not published on a public API:Binance, OKX, MEXC, Bybit, Coinbase, Kraken, Gate.io.