AI LLM Video + Subtitle Joiner
Local HTML shell. Wire endpoints in JS (
/api/join
,
/api/llm
) to your backend.
1. Video & Subs
Video file (e.g. MP4)
Subtitle file (e.g. SRT, VTT)
Output format
MP4 (muxed)
MKV (muxed)
MP4 (burned-in subs)
Join Video + Subs
Download joined video
2. AI LLM Subtitle Tools
LLM mode
Clean / normalize subtitles
Translate subtitles
Summarize video via subs
Target language (for translate / summarize)
Optional prompt / instructions
Run LLM on subtitles
LLM output
Log