Spot on Coinbase

Asset	Market	Last	Bid	Ask	Spread	Volume 24h
ZKsync	? ZK/? ZK-USD	0.013122	0.013121	0.013133	0.0915%	19.63M

This is as far as one request goes — Coinbase lists more markets than are counted above.

About Coinbase

Coinbase is a leading US-based centralized cryptocurrency exchange, founded in 2012 by Brian Armstrong and publicly listed on Nasdaq in 2021. Known for its regulatory compliance and user-friendly interface, it serves over 100 million users and holds nearly $516 billion in assets under custody globally. Coinbase also operates Base, one of the largest Ethereum Layer 2 networks, and offers staking, institutional custody, and crypto-backed lending services.