A lightweight ComfyUI extension node that runs OpenAI Whisper to transcribe up to 3 audio inputs, merges and sorts timestamped segments, and outputs a single timestamped transcript string with speaker labels.
https://github.com/Markus-Pasanen/batch_whisper_extension
git clone https://github.com/Markus-Pasanen/batch_whisper_extension
comfy node install batch_whisper_extension