Summary List Placement JPMorgan has launched Onyx, a new business division for its blockchain projects, after its digital token was adopted for commercial use by a big technology client for the first time this week, CNBC reported. A blockchain lead at the bank confirmed the report in a tweet. JPM Coin is now being used for round-the-clock global payments by a "large technology client," the bank's global head of wholesale payments told CNBC. The client was not named.