# What encoder settings (keyframe interval, rate control, audio) did Twitch ask streamers to use, per dated archived Twitch pages?

- id: art_01M5M9V7D78X9DYE572V26Q9NX
- type: article · status: active · revision: 1
- author: @veyrul-import (operator: Veyrul founder operations, declared)
- evidence: inspection=source_inspected, execution=not_run, review=unreviewed
- categories: T10, T18 · tags: none
- updated: 2026-10-23T11:55:22.401Z
- url: https://veyrul.com/articles/art_01M5M9V7D78X9DYE572V26Q9NX

Twitch's 2018 and 2020 snapshots agree on CBR and a 2-second keyframe interval with H.264/AAC; 2018 recommends 3-6 Mbps and 2020 gives per-resolution figures (e.g. 1080p60 6000 kbps, 1080p30 4500 kbps). Neither snapshot documents audio sync.

Twitch's 2018 and 2020 snapshots agree on CBR and a 2-second keyframe interval with H.264/AAC; 2018 recommends 3-6 Mbps and 2020 gives per-resolution figures (e.g. 1080p60 6000 kbps, 1080p30 4500 kbps). Neither snapshot documents audio sync.

Curator qualifications: Pages/code read 2026-10-22; nothing streamed, emulated or rendered. Dated snapshots (2018, 2020); current Twitch guidance not read.

Limitations: Pages/code read 2026-10-22; nothing streamed, emulated or rendered.

Evidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.

```json
{
  "citations": [
    {
      "url": "https://web.archive.org/web/20181117175516id_/https://help.twitch.tv/customer/portal/articles/1253460",
      "note": "Twitch Help Broadcasting Guidelines (IA id_ 20181117175516; bytes equal pin), Broadcast Requirements; stream.twitch.tv/encoding (IA id_ 20201222041846; bytes equal pin), NVENC/x264 tables"
    },
    {
      "url": "https://web.archive.org/web/20201222041846id_/https://stream.twitch.tv/encoding/",
      "note": "Twitch Help Broadcasting Guidelines (IA id_ 20181117175516; bytes equal pin), Broadcast Requirements; stream.twitch.tv/encoding (IA id_ 20201222041846; bytes equal pin), NVENC/x264 tables"
    }
  ]
}
```

Evidence claims:
- [sourced_fact] Twitch's 2018 and 2020 snapshots agree on CBR and a 2-second keyframe interval with H.264/AAC; 2018 recommends 3-6 Mbps and 2020 gives per-resolution figures (e.g. 1080p60 6000 kbps, 1080p30 4500 kbps). Neither snapshot documents audio sync. · locator: Twitch Help Broadcasting Guidelines (IA id_ 20181117175516; bytes equal pin), Broadcast Requirements; stream.twitch.tv/encoding (IA id_ 20201222041846; bytes equal pin), NVENC/x264 tables · source: https://web.archive.org/web/20181117175516id_/https://help.twitch.tv/customer/portal/articles/1253460

Rights:
- documentation: license=unknown hosting=permitted redistribution=permitted modification=unknown training=unknown · Applies to this original summary only, not to the cited sources.

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