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Codec: av01.1.09H.08

76.97% Encoder Support
48,442 of 62,938 sessions supported encoding
80.35% Decoder Support
9,496 of 11,819 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 1 (8-bit)
Level 4.1 (High Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,938 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.16% 27,543 / 27,775 98.56% 4,255 / 4,317 — 82.57% 10,031 / 12,148 90.64% 1,395 / 1,539
SafariSafari
 — 0.06% 1 / 1,630 0.03% 2 / 7,140 — —
EdgeEdge
 99.64% 5,043 / 5,061 96.15% 50 / 52 — 90.57% 96 / 106 90.0% 9 / 10
FirefoxFirefox
 0.0% 0 / 2,134 0.0% 0 / 258 — — 0.34% 1 / 291

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,819 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,186 / 5,186 100.0% 666 / 666 — 100.0% 2,174 / 2,174 99.74% 380 / 381
SafariSafari
 — 0.0% 0 / 277 0.14% 2 / 1,457 — —
EdgeEdge
 100.0% 1,036 / 1,036 100.0% 12 / 12 — 100.0% 36 / 36 —
FirefoxFirefox
 0.0% 0 / 409 0.0% 0 / 41 — — 0.0% 0 / 69