✳ CODEC COMPATIBILITY
Pinterest AV1 in MP4
pinterest accepts AV1 in MP4; expect server-side transcoding, which can lower the final rendition.
Medium quality risk · AV1 inside MP4 not specifically documented for Pinterest.
AV1 inside MP4 (with the av01 sample entry) is the modern open-codec upload pair. Recent builds may accept; re-encode likely.
Choose a compatible conversion →ISO/IEC 14496-12 (ISO Base Media File Format) (verified 2026-09-18) · Pinterest Review Pin Specs (verified 2026-09-18)
Frequently asked
Does Pinterest support AV1 in MP4?
pinterest accepts AV1 in MP4; expect server-side transcoding, which can lower the final rendition. Koldflux's compatibility engine reaches this verdict from sourced platform documentation.
Should I convert AV1 in MP4 for Pinterest?
AV1 inside MP4 is not the recommended upload for pinterest; H264 inside MP4 is.
Will Pinterest re-encode my file?
AV1 inside MP4 not specifically documented for Pinterest.