Video Captions

Add animated captions to videos via the ZapCap API. Automatic speech-to-text transcription with styled caption rendering.

Quick Start

# From a URL
ZAPCAP_API_KEY=xxx bun skills/video-captions/scripts/caption.ts https://example.com/video.mp4 captioned.mp4

# From a local file (requires VIDJUTSU_API_KEY for CDN upload)
ZAPCAP_API_KEY=xxx VIDJUTSU_API_KEY=xxx bun skills/video-captions/scripts/caption.ts local.mp4 captioned.mp4

Usage

bun scripts/caption.ts <input-url-or-path> <output-path> [options-json]