◈ Gemini API/2026-09-11Intermediate
When Transcription Keeps Mangling Proper Nouns: Choosing What Earns a Custom Vocabulary Slot
gemini-3.5-transcribe accepts up to 1,000 custom_vocabulary entries, but filling the list is not the goal. Here is a 60-line script that picks entries from your own reference-and-hypothesis pairs, plus the rules I use to decide what to leave out.
◈ Gemini API/2026-08-29Intermediate
Smart mode in gemini-3.5-transcribe returns no speaker labels and no word timestamps
Smart mode in gemini-3.5-transcribe cannot be combined with diarization_mode or timestamp_granularities. Here is why the mode field accepts two types, and why enabling features halves your audio limit.