FAQ

High-level Frequently Asked Questions

What is Radar Relay?
Radar Relay is a non-custodial and peer-to-peer relayer built on top of the 0x protocol. We display and manage orders but do not hold assets or execute trad...
Fri, 11 May, 2018 at 9:46 AM
Why do I need a wallet?
Why and how to connect a wallet to Radar Relay. Unlike exchanges, Radar Relay does not hold custody of your crypto assets at any point. What this means ...
Wed, 23 May, 2018 at 10:51 AM
What is the 0x Project?
0x Project is an open, permissionless protocol allowing for ERC20 tokens to be traded on the Ethereum blockchain. The 0x team created and now maintains smar...
Wed, 7 Aug, 2019 at 4:43 PM
What are Your Fees?
We don't have any fees presently. There are no fees on Radar Relay right now but users still need to pay gas costs for transactions. We will announ...
Tue, 5 Jun, 2018 at 10:46 AM
When Do I Pay Gas?
You pay gas any time you send a transaction to the Ethereum blockchain. There are several instances including: Wrapping ETH Unwrapping ETH Enabling ...
Fri, 11 May, 2018 at 9:46 AM
0x Protocol Fee
What is the "0x Protocol Fee"? Beginning with the launch of 0x v3, all transactions using the 0x Protocol will include a protocol fee. This fee i...
Mon, 3 Feb, 2020 at 11:41 AM
How long does a transaction take?
The time it takes to complete a transaction will depend on how busy the network is and the price of gas you use when submitting the transaction. Transaction...
Tue, 22 May, 2018 at 11:45 AM
How long does wrapping ETH take?
The time it takes to wrap ETH will depend on how busy the network is and the price of gas you use when submitting the transaction. Transactions submitted wi...
Thu, 24 May, 2018 at 9:49 AM
Market Making on RELAY
Market makers contribute the majority of orders on both centralized and decentralized exchanges.  By keeping the books full of orders, market makers ensure ...
Mon, 20 Apr, 2020 at 3:21 PM
Why is Radar Relay better than decentralized exchanges?
Networked Liquidity Relayers are all built on the 0x Protocol rather than on top of proprietary smart contracts. This allows us to participate in networke...
Sat, 12 May, 2018 at 11:29 AM