ResearchBenchmarksReverse String on Formal-language benchmark lengths 41-500 (test)Follow100AccuracySRNN54.13666.04377.9589.857May 16, 2026Evaluation ResultsMethodMethodLinksAccuracySRNNArchitecture=Stack-RNNArchitecture=Stack-RNN2026.05100TRNNArchitecture=Tape-RNNArchitecture=Tape-RNN2026.05100TransformerArchitecture=encoder-onlyArchitecture=encoder-only2026.0562.3RNN2026.0562LSTM2026.0560.9PR-LSTM2026.0555.9