That is the floor rate, and it is published rather than negotiated. Every tier below steps down to it automatically as settled volume grows — no setup fee, no annual commit, no surcharge for multi-currency settlement.
Up to $250k settled per month
$250k to $2M settled per month
Above $2M settled per month
Interchange and network fees are passed through at cost and itemised per transaction. No setup fee, no monthly minimum, and no charge for failed or refunded payments. Volume is measured on settled value over a rolling 30 days.