←Back to NewsAI News/Open SourcerepoOpen SourceDevelopmentSemIf Beats Autoregressive JSON Decisions 5x Faster on Local HardwareAn independent project rebuilds TypeSafe's closed Jev decision service using open 4B models on a single RTX 3090, with published benchmarks.SourceAlphaSignalPublishedSep 21, 2026, 8:07 PMAuthorAlphaSignal NewsroomRead1 min readAn independent project rebuilds TypeSafe's closed Jev decision service using open 4B models on a single RTX 3090, with published benchmarks.Reporting is indexed from AlphaSignal. Rights remain with the original publisher and cited sources.Read original report ↗Next readsAlphaSignal · repoOpenHarness Lets Developers Run 14 Coding Agents Across Machines at OnceAlphaSignal · repoOpen-Source Antislop Filters Generic AI Output Across 7 Coding AgentsAlphaSignal · repoZ.ai Opens ZCode's Full Coding Agent Stack to Developers Worldwide