2026Superwhisperopen source
S1-mini
v1
speech-to-text
text-normalization
S1-mini is a specialized 0.6B-parameter text normalization model designed to process raw speech-to-text transcripts. It cleans ASR output by removing fillers, resolving self-corrections, and applying proper punctuation, capitalization, and formatting for numbers, dates, and currency.
Specialized text normalization for ASR transcripts
Removes fillers and resolves self-corrections
Applies punctuation, capitalization, and standard formatting
pricingOpen-weight
version1