Characters to Minutes of speech Converter
Convert characters to minutes of speech for LLM prompts. 1,000 characters ≈ 1.35 minutes of speech.
To convert characters to minutes of speech, enter your value above and the result appears as you type. 1 character ≈ 0.0013 minutes of speech, so multiply by 0.0013. 100 characters is about 0.13 minutes of speech, and 1,000 characters is about 1.35 minutes of speech. These ratios are measured by encoding representative English prose with the o200k_base vocabulary, not estimated by the "divide by four" rule of thumb — switch the content type to code, JSON or CJK and the numbers change substantially.
Runs in your browserAbout converting CHARACTERS to MINUTES-OF-SPEECH
1 character ≈ 0.0013 minutes of speech, so multiply by 0.0013. 100 characters is about 0.13 minutes of speech, and 1,000 characters is about 1.35 minutes of speech. Characters are exact and easy to count, which is why the "divide by four" shortcut caught on — and why it misleads on anything that is not English prose. Based on 130 words per minute, roughly the pace of clear presentation delivery. Conversational speech runs faster, at 150 or more.