Former SushiSwap CTO to Launch Order Book DEX on Robinhood Chain

Topics: blockchain · Difficulty: intermediar

Attila Kiraly — Strateg AI & Educator · · 3 min read

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Originally published: July 24, 2026

Joseph DeLong, former SushiSwap CTO, has announced the development of a decentralized exchange (DEX) using an order book model on the Robinhood Chain. Initially a side project, it has grown into a full-scale initiative despite no current token or contract details.

What happened

Joseph DeLong, the former Chief Technology Officer of SushiSwap, has officially announced his latest venture: a decentralized exchange (DEX) built on the Robinhood Chain. DeLong characterized the project as a personal initiative that grew significantly in scope, eventually demanding full-time attention. Unlike the prevalent Automated Market Maker (AMM models, this new platform will utilize an order book mechanism. As of the announcement, DeLong has not released specific technical documentation, smart contract addresses, or details regarding a potential native token, keeping the initial phase focused on the architectural shift.

Technology context

To understand the significance, one must distinguish between AMMs and Order Books. AMMs, pioneered by Uniswap, rely on mathematical formulas and liquidity pools to facilitate trades. While effective, they often suffer from "slippage" and capital inefficiency. An Order Book DEX, however, mimics traditional finance by matching specific buy and sell orders. Historically, running a full order book on-chain was prohibitively expensive due to high fees on networks like Ethereum. By leveraging the Robinhood Chain—a network designed for high throughput and low costs—DeLong aims to bring the precision of professional trading desks to the decentralized world.

Why it matters

The move is a major endorsement for the Robinhood Chain ecosystem. By attracting a developer of DeLong's caliber, the network signals its readiness to host sophisticated financial primitives beyond simple retail trading. For the broader DeFi industry, this represents a push toward "Finance 2.0," where the transparency of blockchain meets the efficiency of traditional market structures. It bridges the gap between retail-friendly interfaces and professional-grade trading tools, potentially attracting a new class of institutional liquidity to the chain.

Key terms explained

Impact

In the short term, this announcement places Robinhood Chain on the map for DeFi enthusiasts, likely leading to an increase in bridge activity and wallet creation. In the medium term, a successful order book DEX could challenge the dominance of established AMMs. It provides a blueprint for how high-performance blockchains can host complex financial systems that were previously restricted to centralized entities, further decentralizing the global financial infrastructure.

What's next

The industry is awaiting the release of the project's technical specs and a potential public beta. Key questions remain regarding how the DEX will handle regulatory compliance, given Robinhood's status as a regulated entity in the US. Furthermore, the potential launch of a token could serve as a catalyst for ecosystem growth. Observers should watch for partnerships between this new DEX and existing liquidity providers to see how deep the order books will actually be at launch.


Educational analysis generated with AI and editorially reviewed.

Original source: thedefiant.io

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Frequently Asked Questions

Who is Joseph DeLong?

Joseph DeLong is a prominent developer in the crypto space, formerly serving as the Chief Technology Officer at SushiSwap.

What is an Order Book DEX?

It is a decentralized exchange that matches buyers and sellers directly using a list of orders, similar to traditional stock exchanges.

Why use Robinhood Chain for this project?

Robinhood Chain likely provides the high speed and low transaction fees required to run an order book efficiently on-chain.

Has a token been announced?

No, DeLong has stated that there are currently no token details or public contract specifications available.

How does this differ from Uniswap?

Uniswap uses an Automated Market Maker (AMM) model, while DeLong's project uses an Order Book model, offering more control over trade prices.

Glossary Terms

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