Audio Types
Last updated
STT and TTS options, results, per-provider endpoints, and PCM helpers.
Options and results
type STTOptions struct{ Prompt, Language, MimeType string }
type STTResult struct{ Text string }
type TTSOptions struct{ Voice, Format string } // wav (default) / mp3 / opus / aac / flac / pcm
type TTSResult struct{ Audio []byte; MimeType string }
Endpoints per provider
| Provider | STT endpoint | TTS endpoint | TTS result |
|---|---|---|---|
openai |
/v1/audio/transcriptions |
/v1/audio/speech |
requested Format, wav by default |
gemini |
:generateContent verbatim transcript |
:generateContent AUDIO modality |
WAV |
openrouter |
/api/v1/audio/transcriptions (multipart) |
/api/v1/audio/speech |
MP3 when Format is mp3, WAV otherwise |
PCM helpers
| Function | Signature |
|---|---|
PCMRate |
func(mime string) int; falls back to 24000 |
WrapPCM16 |
func(pcm []byte, rate int) []byte |
Related
- Speech Output: default voices and format handling