Automatic punctuation and casing | AssemblyAI

Supported languages

Automatic Punctuation and Casing is supported for all languages

By default, the API automatically punctuates the transcription text and formats proper nouns, as well as converts numbers to their numerical form.

You can disable this behavior by setting punctuate and format_text to False.

Python SDK

Python

TypeScript SDK

TypeScript

C#

Ruby

PHP

1 import assemblyai as aai
2 
3 aai.settings.api_key = "<YOUR_API_KEY>"
4 
5 # audio_file = "./local_file.mp3"
6 
7 audio_file = "https://assembly.ai/wildfires.mp3"
8 
9 config = aai.TranscriptionConfig(punctuate=False, format_text=False)
10 
11 transcript = aai.Transcriber(config=config).transcribe(audio_file)
12 
13 if transcript.status == "error":
14 raise RuntimeError(f"Transcription failed: {transcript.error}")
15 
16 print(transcript.text)