TIER 3 · AI
AI Subtitle Generator
Generate SRT and VTT subtitles from video or audio, with timestamps and editable text.
AI TASK CONSOLE
AI subtitles
ACCEPT: mp4 / mov / webm / mp3 / wav / m4a
IDLE · provider secrets optional · safe mock mode available
Why this tool works this way
Upload a media file, reserve credits, create a transcription job, poll or listen over SSE, then download SRT/VTT. Real ASR credentials are read from worker secrets; without credentials the workflow returns a clearly labeled sample transcript.
How it works
- 01
Select a supported file or, for voiceover, paste a script that you have rights to use.
- 02
Choose the output format and adjust quality, width or language according to the destination.
- 03
Confirm retention and rights, reserve credits, and create the worker job.
- 04
Inspect progress and logs, then download the result and keep the original until verification is complete.
Frequently asked questions
Is AI subtitles free to use?
This AI tool costs 8 credits for a standard job. Free accounts receive monthly credits; Pro adds a larger allowance.
Where does my file go?
This workflow may store a temporary object in R2 so the worker can process it. Free retention is 24 hours and Pro retention is seven days, with automatic lifecycle deletion.
Which output should I choose?
Accepted outputs include SRT, VTT, TXT. Choose MP3 for broad audio compatibility, WebP/JPEG for images, SRT/VTT for subtitles, or the format requested by your publishing destination.