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Codec: av01.2.09M.12

3.89% Encoder Support
12,490 of 321,062 sessions supported encoding
87.71% Decoder Support
236,766 of 269,928 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 2 (12-bit)
Level 4.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 321,062 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 15 / 144,519 0.0% 0 / 19,750 — 0.0% 0 / 63,661 0.0% 0 / 7,794
SafariSafari
 — 0.01% 1 / 8,597 0.0% 0 / 31,152 — —
EdgeEdge
 0.0% 0 / 30,878 0.0% 0 / 359 — 0.0% 0 / 968 0.0% 0 / 65
FirefoxFirefox
 99.85% 9,869 / 9,884 99.92% 1,315 / 1,316 — 0.0% 0 / 31 98.62% 1,290 / 1,308

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,928 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,968 / 121,970 99.99% 16,003 / 16,004 — 100.0% 53,737 / 53,738 99.68% 6,570 / 6,591
SafariSafari
 — 0.12% 9 / 7,249 0.05% 12 / 25,554 — —
EdgeEdge
 100.0% 26,907 / 26,907 99.69% 323 / 324 — 99.78% 901 / 903 100.0% 62 / 62
FirefoxFirefox
 99.73% 8,080 / 8,102 99.72% 1,082 / 1,085 — 0.0% 0 / 20 99.71% 1,036 / 1,039