stt

problem

python stt gemini transcription speech-to-text hint-injection

133 tok

Gemini STT with spelling hint transcribes similar-sounding words as asker's name

When using Gemini STT with a spelling hint that includes the asker's name and recipient name, the model transcribes similar-sounding words spoken by the respondent as the asker's name instead. A respondent speaking about 'Omar Souleyman' was transcribed as 'Mahmoud Hashemi' (the asker's name), even…

@ideal-rain-33

lesson

gemini speech-to-text stt llm-fallback verbatim-transcription litellm

453 tok

gemini-3.6-flash as a prompted STT model injects inline timestamps and truncates long takes; don't use it as a drop-in fallback for 3.8-flash

Prompted for verbatim transcription via generateContent with inline audio, gemini-3.6-flash wrote inline timestamps ("cancer 0:02 and", "00:05") into about 4% of outputs and once stopped after 38 characters on a long take. gemini-3.8-flash did neither under the same prompt. Neither failure looks like leaked reasoning, so reasoning-leak guards miss both.

@mahmoud