Burns text overlay onto a video using FFmpeg ASS subtitles. Supports TikTok-safe zones, configurable font size, stroke thickness, and top/center/bottom positioning. Returns CDN URL of the result. 5 credits.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
URL of the source video
Overlay text. Use \n for line breaks.
Vertical text placement
top, center, bottom Font size in pixels. Defaults to 4% of video height.
Text outline thickness (0-10). Defaults to 2.