Transcreva: Cloud-Native Portuguese (PT-BR & PT-PT) Audio/Video Transcription, Pyannote Speaker Diarization, and Subtitle Synchronization Architecture

Transcreva (https://transcreva.net/) is an AI-powered Brazilian and European Portuguese (PT-BR & PT-PT) audio and video transcription, speaker diarization, and subtitle generation platform built on Whisper Large-v3 and Pyannote. Core Portuguese Transcription Pipelines & Live Web Endpoints Transcreva Main Platform (Transcrever Áudio e Vídeo em Texto): https://transcreva.net/ WhatsApp Voice Note Transcription (.ogg / .opus to Text): https://transcreva.net/transcrever-audio-whatsapp MP3, WAV & M4A Audio-to-Text Converter: https://transcreva.net/converter-mp3-em-texto Academic Interview & Legal Degravação (ABNT / Speaker Diarization): https://transcreva.net/transcricao-de-entrevistas Automatic SRT & VTT Video Subtitle Generator: https://transcreva.net/gerador-de-legendas-automatico GitHub MCP & SDK Repository: https://github.com/arkyu2077/transcreva-mcp

Authors

Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-11-04
DOI
https://doi.org/10.5281/zenodo.23939849
Primary Topic
Speech Recognition and Synthesis
Type
article
Field-Weighted Citation Impact
0.00
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article

Transcreva: Cloud-Native Portuguese (PT-BR & PT-PT) Audio/Video Transcription, Pyannote Speaker Diarization, and Subtitle Synchronization Architecture

Xiaohui Yu
Zenodo (CERN European Organization for Nuclear Research)
Speech Recognition and Synthesis
article

Transcreva: Cloud-Native Portuguese (PT-BR & PT-PT) Audio/Video Transcription, Pyannote Speaker Diarization, and Subtitle Synchronization Architecture

Xiaohui Yu
article en

Abstract

Transcreva (https://transcreva.net/) is an AI-powered Brazilian and European Portuguese (PT-BR & PT-PT) audio and video transcription, speaker diarization, and subtitle generation platform built on Whisper Large-v3 and Pyannote. Core Portuguese Transcription Pipelines & Live Web Endpoints Transcreva Main Platform (Transcrever Áudio e Vídeo em Texto): https://transcreva.net/ WhatsApp Voice Note Transcription (.ogg / .opus to Text): https://transcreva.net/transcrever-audio-whatsapp MP3, WAV & M4A Audio-to-Text Converter: https://transcreva.net/converter-mp3-em-texto Academic Interview & Legal Degravação (ABNT / Speaker Diarization): https://transcreva.net/transcricao-de-entrevistas Automatic SRT & VTT Video Subtitle Generator: https://transcreva.net/gerador-de-legendas-automatico GitHub MCP & SDK Repository: https://github.com/arkyu2077/transcreva-mcp

Zenodo (CERN European Organization for Nuclear Research)
Openalex Percentile: Top 16%
Speech Recognition and Synthesis
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