Image Specs
Stream Preview / Thumbnail
| Dimensions | 1280 × 720 px |
|---|---|
| Aspect Ratio | 16:9 |
| Max File Size | 10 MB |
| File Formats | JPG, PNG |
| Notes | Auto-generated live thumbnail comes from the stream itself; custom thumbnails uploaded for VODs use this spec |
Offline Banner
| Dimensions | 1920 × 1080 px |
|---|---|
| Aspect Ratio | 16:9 |
| Max File Size | 10 MB |
| File Formats | JPG, PNG |
| Notes | Shown in place of the stream when channel is offline |
Panel Image
| Dimensions | 320 × 160 px |
|---|---|
| Max File Size | 2.9 MB |
| File Formats | JPG, PNG, GIF |
| Notes | Panels appear below the stream; animated GIFs supported for Partners/Affiliates |
Emote
| Dimensions | 112 × 112 px (recommended) |
|---|---|
| File Formats | PNG, GIF |
| Notes | Submit at 112×112, 56×56, and 28×28 px; PNG for static (~25 KB cap), GIF for animated (Affiliates/Partners, ~1 MB / 60 frames cap); must have transparent background |
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Video & Stream Specs
Live Stream (Standard)
| Aspect Ratio | 16:9 |
|---|---|
| Resolution | 1920 × 1080 px (1080p60) |
| Max Duration | Unlimited |
| Notes | Max bitrate: 6000 kbps video + 320 kbps audio; H.264 + AAC |
Live Stream (2K — Partners & Affiliates)
| Aspect Ratio | 16:9 |
|---|---|
| Resolution | 2560 × 1440 px (1440p) |
| Max Duration | Unlimited |
| Notes | Available via Enhanced Broadcasting on eligible GPUs (launched June 2026); up to 9000 kbps HEVC; server-side transcode supported for Partners and many Affiliates |
Dual Format Streaming
| Notes | Send horizontal (16:9) and vertical (9:16) feeds simultaneously; VODs and Clips auto-saved in both formats. Available to all streamers (launched June 2026) |
|---|
VOD / Past Broadcast
| Resolution | Up to 2560 × 1440 px (Partners/Affiliates with Enhanced Broadcasting) |
|---|---|
| Notes | Stored automatically for 7 days (standard accounts), 14 days (Affiliates), 60 days (Partners, Prime, and Turbo) |
Clip
| Resolution | Up to 2560 × 1440 px (for 2K streams) |
|---|---|
| Max Duration | 5 – 60 seconds |
| Notes | Created from live stream or VOD; shared as a short highlight |
Text & Character Limits
Stream Title
| Character Limit | 140 characters |
|---|
Channel Description / Bio
| Character Limit | 300 characters |
|---|
Panel Text
| Character Limit | ~300–500 (unofficial; no published hard cap found) characters per panel |
|---|
Username
| Character Limit | 25 characters |
|---|---|
| Notes | Letters, numbers, and underscores only |
Chat Message
| Character Limit | 500 characters |
|---|
Profile & Channel Assets
Profile Photo
| Dimensions | 800 × 800 px recommended |
|---|---|
| Max File Size | 10 MB |
| File Formats | JPG, PNG |
| Notes | Displayed as a circle; minimum accepted upload 256×256; upload at 800×800 for best quality |
Channel Banner
| Dimensions | 1200 × 480 px |
|---|---|
| Max File Size | 10 MB |
| File Formats | JPG, PNG |
Offline Banner
| Dimensions | 1920 × 1080 px |
|---|---|
| Max File Size | 10 MB |
| File Formats | JPG, PNG |
Channel Monetisation Assets
Subscription Badge
| Dimensions | Upload all three sizes together: 18×18, 36×36, 72×72 px |
|---|---|
| Max File Size | ~25 KB per image |
| File Formats | PNG |
| Notes | Transparent background required; shown next to username in chat |
Channel Points Icon
| Dimensions | Upload all three sizes together: 28×28, 56×56, 112×112 px |
|---|---|
| Max File Size | ~25 KB per image |
| File Formats | PNG |
| Notes | Transparent background; displayed in Channel Points redemption panel |
Bit Badge
| Dimensions | Upload all three sizes together: 18×18, 36×36, 72×72 px |
|---|---|
| Max File Size | ~25–40 KB per image |
| File Formats | PNG |
| Notes | Available to Twitch Partners and Affiliates |