How GRID measures up, with the method behind every number. Some benchmarks are scored independently, others we run ourselves.
99.9%
Formula compatibility with Excel
Run by GRID
How closely 13 spreadsheet engines calculate the way Microsoft Excel does, on about 102,000 test cases from 8 open-source test suites. The GRID engine has the highest score of those tested.
91.25%
SpreadsheetBench verified 400
Independent, scored by the SpreadsheetBench team
SpreadsheetBench scores agents on real spreadsheet tasks taken from Excel forums, comparing the cells an agent produces against an expert's answer. Ours was evaluated on the expert-verified 400, running Claude Sonnet with the same agent tools we ship.
Install the engine from npm with a free evaluation license and start building today. When you are ready to ship, talk to us. Most teams are surprised how quickly they go from first install to production, with direct support from the GRID team throughout.