AI Subtitle Generator Online
Transcribe spoken dialogue into perfectly synchronized SRT or VTT subtitles in over 50 languages with cutting-edge OpenAI Whisper AI technology.
Unlike our standard video tools that run 100% in your browser, this neural network (AI Subtitle Generator) requires high-throughput cloud tensor units (NVIDIA H100 / A100). Connect an API key (Replicate, OpenAI, or ElevenLabs) to run live inference or test the configuration below.
Input Media & Pipeline
Engine Settings
GPU AcceleratedHow to Use AI Subtitle Generator
Upload Video
Select your video with speech audio.
Choose Language
Select Auto-Detect or choose language.
Generate Subtitles
Receive timestamped subtitle lines ready for download or burning.
About AI Subtitle Generator
Uses sequence-to-sequence transformer speech models (OpenAI Whisper) to predict text tokens and cross-attention timestamp bounds from log-mel spectrograms.
Supported Formats
Key Features
- Supports 50+ languages with auto-detection
- Timestamped word and phrase alignments
- Export to SRT, VTT, or burn directly into video
Frequently Asked Questions
Related Tools
More in video toolsAdd Subtitles to Video
Upload SRT or VTT subtitle files and burn subtitles permanently into your video.
Auto Caption Generator
Generate dynamic viral animated captions for TikTok, Shorts, and Instagram Reels.
Speech to Text Converter
Transcribe spoken audio from videos into editable plain text and meeting notes.