Cursor’s SQLite reimplementation passes 64% of ProgramBench tests, but runs 5× slower

parth007_96 · x · 2026-07-24

ProgramBench’s SQLite suite is getting praise for how much work went into the test design.

The quoted result says Cursor’s SQLite reimplementation passes 64% of ProgramBench’s SQLite tests. For the functionality it does reproduce, it runs about 5× slower and uses more memory. The takeaway: meaningful progress, but still a long way to go.

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