Polymarket has employed former Zora CEO Jacob Horne to work on product with an emphasis on its DeFi providing, as CEO Shayne Coplan acknowledged that the efficiency of the prediction market’s onchain product has “waned” whereas the corporate scaled.
Coplan mentioned some longtime customers believed Polymarket had shifted its focus to the U.S. enterprise. He mentioned the corporate is working to unify its merchandise, however didn’t specify a launch date or establish any charge, liquidity or routing adjustments.
Polymarket will maintain a DeFi city corridor “quickly” to gather suggestions and lay out its plan, Coplan mentioned. He invited customers to ship suggestions on to Horne or himself within the meantime.
The announcement provides Horne a broad product mandate reasonably than an outlined engineering function. The clearest analysis from inside Polymarket got here weeks earlier than the rent: issues within the central restrict order e-book, or CLOB, the place customers submit signed orders and the alternate operator can match them.
The CLOB Is the Clearest Fault Line
Polymarket’s documentation describes the CLOB as connecting signed orders with settlement on Polygon. Customers signal and submit orders to the CLOB, the alternate operator can match them, and matched trades choose Polygon.
On Aug. 31, Polymarket’s vice chairman of DeFi engineering, Josh Stevens, referred to as the prevailing CLOB “stuffed with tech debt.” He mentioned the staff had scaled it tenfold and made it thrice sooner, however that its foundations remained flawed and makes an attempt to restore one drawback may trigger one other.
Stevens wrote that “the conclusion now could be that the codebase can’t be saved long-term.” He mentioned the matching engine is being rewritten from scratch in Rust, with a goal of mid-to-late fourth quarter.
Stevens reported early benchmark figures of 10 to twenty instances sooner p99, or 99th-percentile, latency than the present system and capability of 200,000 orders per second, about 15 instances present capability. The substitute had not launched when he revealed the figures.
Charges stay a separate product subject. Polymarket’s present documentation says it prices category-based taker charges on sure markets, whereas makers pay no charges and picked up charges finance rebate packages. Coplan’s announcement didn’t decide to altering that construction or introduce a brand new liquidity program.
The rent due to this fact provides a senior product determine to an infrastructure restore already underway. Stevens mentioned the staff would keep and hold enhancing the prevailing CLOB whereas constructing its substitute alongside it, with breaking adjustments for integrators stored minimal and communicated upfront.

