DEXes · Review

0x Protocol Review 2026: Peer-to-Peer Swap Infrastructure

0x Protocol is infrastructure for peer-to-peer crypto swaps. Its core purpose is clear, but current deployment, fee and security details are not.

By the DappsAtlas editorial team · Updated Nov 6, 2026

DappsAtlas score

—/10

Not rated

Our verdict on 0x Protocol

0x Protocol is a peer-to-peer crypto exchange protocol built around trade makers, takers and relayers. That design is useful for applications that need swap functionality without operating as centralized exchanges. However, current supported networks, fees, audit status and security details are not established here, so users cannot assess the present implementation from this profile alone. Check the details of the specific application and transaction before approving a swap.

Score breakdown

How 0x Protocol scores

Security: n/a
Ease of use: n/a
Fees: n/a
Features: n/a

Scores run from 0 to 10 and are based only on facts we could verify. Where information was missing we mark the score n/a rather than guess.

What is 0x Protocol?

0x Protocol is described as an open protocol for peer-to-peer crypto exchange. Its original maker, taker and relayer model was designed to help users arrange trades without relying on a centralized exchange.

ZRX is named in connection with the protocol, and one description mentions staking. Current token functions, supported networks, fees and security disclosures are not specified.

How 0x Protocol works

The original 0x design separates trade creation from trade execution. A maker offers a trade, a relayer distributes the order, and a taker accepts it. This lets participants find and agree on trades without routing every part of the process through a centralized exchange.

Public sources do not establish the current contract deployments, supported networks or exact execution process. Those details can vary by application using the protocol, so users should review the trade quote and transaction details before approving a swap.

2 features

Key features

Peer-to-peer swaps

0x is described as an open protocol for peer-to-peer asset exchange rather than a centralized exchange.

Order relaying

Its original design used makers who offer trades, takers who accept them, and relayers that distribute orders.

Pros and cons

What we like

Designed for crypto swaps without relying on a centralized exchange.
The original model separates order creation, distribution and acceptance.
ZRX is identified as the protocol’s token.

Watch out for

Current supported chains and assets are not stated.
Fees and the current order-routing model are not specified.
Public sources do not establish the protocol’s current audit status or security history.

0x Protocol fees

0x Protocol’s fees are not specified. Before making a trade, check the transaction quote and any fees shown by the wallet or application using the protocol.

Is 0x Protocol safe?

Public sources do not establish 0x Protocol’s current audit status, security history or custody model. These are important details to verify before interacting with smart contracts or approving token permissions. Crypto swaps also carry smart-contract, execution and market-price risks.

5 steps

How to get started with 0x Protocol

1
Find an application that uses 0x Protocol.
2
Check which networks and assets that application currently supports.
3
Connect a compatible wallet and review the requested permissions.
4
Enter the assets and amount you want to swap.
5
Review the quoted output, network costs and any application fees before confirming.

Who 0x Protocol is for

0x Protocol may interest developers building crypto exchange features and users exploring peer-to-peer swaps through applications that use the protocol. It is a weaker fit for people who need clear, current information about supported chains, fees or security before choosing a service.

0x Protocol FAQs

What is 0x Protocol?

0x Protocol is described as an open protocol for peer-to-peer crypto exchange. Its original design used makers, takers and relayers to coordinate trades.

What is the 0x Protocol token?

ZRX is named in connection with 0x Protocol, and one description mentions staking. Current token functions and supported networks are not specified here.

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