Lyrics Alignment API for Word-Level Timestamps
Upload audio and lyrics, receive word-level JSON, and export SRT, VTT, LRC, or CSV. The same engine that powers LyricTimestamps.com is available as a REST API for lyric apps, karaoke tools, subtitle workflows, music education, language learning, and video editors.
Word-level JSON
Every word includes start, end, and confidence.
Subtitle exports
Generate SRT, VTT, LRC, Enhanced LRC, ASS, and more.
Built for production
Multipart upload, status polling, and signed download URLs.
Pay as you go
Predictable pricing — contact us for volume.
Endpoints
POST /v1/alignments Create a new alignment job
GET /v1/alignments List alignment jobs
GET /v1/alignments/{job_id} Job status & metadata
GET /v1/alignments/{job_id}/result Word-level alignment result
GET /v1/alignments/{job_id}/exports/{f} Download as srt/vtt/lrc/json/csv
DELETE /v1/alignments/{job_id} Delete job
GET /v1/formats List supported output formats
GET /v1/usage Account usage stats