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Codec: av01.1.09M.08

79.67% Encoder Support
254,898 of 319,961 sessions supported encoding
84.03% Decoder Support
226,386 of 269,397 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 1 (8-bit)
Level 4.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 319,961 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.24% 142,930 / 144,024 98.35% 19,478 / 19,804 — 84.32% 53,623 / 63,597 87.68% 6,691 / 7,631
SafariSafari
 — 0.09% 8 / 8,595 0.05% 15 / 31,015 — —
EdgeEdge
 99.54% 30,746 / 30,888 99.75% 399 / 400 — 88.52% 864 / 976 100.0% 53 / 53
FirefoxFirefox
 0.05% 5 / 9,531 0.0% 0 / 1,324 — 0.0% 0 / 25 0.55% 7 / 1,281

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,397 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,714 / 121,715 100.0% 16,119 / 16,119 — 100.0% 53,833 / 53,835 99.55% 6,411 / 6,440
SafariSafari
 — 0.11% 8 / 7,238 0.06% 16 / 25,468 — —
EdgeEdge
 100.0% 26,907 / 26,907 100.0% 346 / 346 — 99.78% 898 / 900 100.0% 51 / 51
FirefoxFirefox
 0.08% 6 / 7,804 0.0% 0 / 1,092 — 0.0% 0 / 18 0.56% 6 / 1,070