Fact · Dictation software
1yes or no
Speed of Sound's FAQ says its LLM text polishing can take a custom vocabulary of names, companies or technical terms.
Quote found word for word on the live source, last checked October 20, 2026
In the source's own words
“It is most useful giving the LLM instructions and supplying a custom vocabulary of names, companies, or technical terms that speech recognition tends to mishear.”
Speed of Sound FAQ, Antonio Zugaldia, Speed of Sound, 2026, FAQ, What does text polishing do, and do I need it?.
Open the original- What it measures
- The FAQ answer on text polishing.
- What it does not show
- The vocabulary is used by the optional LLM step, not by the speech recognizer itself.
In the data
A row of Dictation App Features Compared: Offline, Privacy, AI, as Speed of Sound: custom vocabulary: 1 1 = yes, 0 = no.
- App
- Speed of Sound by zugaldia
- Feature
- Custom words or vocabulary
- Detail
- for LLM text polishing
- As of
- 2026-10
- Note
- 1 means the maker's page says the app does this.