About the Opus codec
Opus is the best general-purpose lossy audio codec at low bitrates and is mandatory in WebRTC.
- Media
- audio
- Compression
- Lossy
- Introduced
- 2012
- Licensing
- Royalty-free
Opus scores
Deterministic scores calculated from the structured facts above. Identical facts always produce identical scores.
Overall score
83/100
Archiving score
100- it is a current, actively maintained format
- it is actively maintained and current
Confidence 37% · evidence coverage 56%
Longevity score
89- it is actively maintained and current
- it is a current, actively maintained format
- it occupies a niche corner of the ecosystem
Confidence 39% · evidence coverage 75%
Related to Opus
Data quality
Every claim on this page is classified as a verified fact, a derived fact or an assumption.
- Overall confidence
- 93%
- Verification status
- verified
- Last reviewed
- 2026-08-03
- Verified facts
- 2
2 classified claims backed by 2 sources.
- Convert Always editorial review — Convert Always
- RFC 6716 — Definition of the Opus Audio Codec — IETF
Sources and review status
Review status: verified · confidence 90%
Last reviewed 2026-08-03 (revision 1).
- Convert Always editorial review — Convert Always