Subtitle Generator API

Subtitle Generator API — Audio → SRT + WebVTT in multiple languages.

What you get

• POST /v1/subtitles/generate — primary endpoint.
• X-API-Key authentication, per-key rate limits, audit log.
• OpenRouter-backed where AI is involved — no model keys to manage on your side.
• Interactive Swagger docs at api-subtitles.knowlez.com/docs.

Plans

• Starter — $9/mo · 300 subtitles included · $0.15/subtitle overage.
• Pro — $29/mo · 3,000 subtitles included · $0.1/subtitle overage.