Schedule and publish on X (Twitter)
Schedule your content on X
In Metricool, you can easily schedule your content to go out exactly when you want.
Connecting X (Twitter) in Metricool is a paid add-on and only available in Starter plans or higher. Check all the details here.
💡 Use the Best Time to Post feature to know when your audience is most active and check the image and video requirements to make sure everything looks perfect.
✏️ Key Points
Content: create threads (up to 80 posts).
Multimedia: attach images (up to 4 per post), one video, or one GIF. Mixing formats is not possible.
Character limit: 280 / 25,000 (X Premium) per post.
Alt text: supported. Click the ALT button to add your alt text.
Mentions and tags: enter the username (for example, @metricool.bsky.social). While typing, the autocomplete function will help you select the correct name from the suggested list. You can tag other people in images.
📝 Notes
Links always count as 23 characters toward the total limit, no matter the actual URL length.
If you have any type of Premium account on X (Twitter), you can publish using the native character limits. Keep in mind that after activating Premium, X (Twitter) may take around 24 hours to reflect the update in Metricool.
How to create a post on X
To schedule a post, go to the Planning tab in the top menu and follow these steps:
Click "+ Create new post" and select X (Twitter)
Add your text. You can create threads (up to 80 posts) and mention other accounts (like @metricool).
Optional: Upload an image or video file — up to 20 images, videos, or GIFs (you can select a video frame as the cover).
Global settings: you can enable the URL shortener and select SmartLinks.
Choose the time and date, then save the post.
X settings
Tag users: Check the details in the article Mention and tag other accounts.
Select who can reply to your posts, allowing replies from:
- Everyone
- Only followers
- People you follow
- Only mentioned people
- Only verified accounts

Image & video requirements
➡️ Image specs
Format: JPG, PNG, or GIF
Size: up to 5 MB
Recommended resolution (up to 2048 supported): 1024 x 512 pixels
➡️ Video specs
Format: MP4, MOV, or GIF
Size: up to 512 MB
Duration: up to 2 minutes and 20 seconds
Recommended resolution (up to 2048 supported): 1280x720 (horizontal), 720x1280 (vertical), 720x720 (square)
Recommended aspect ratio: 16:9 (horizontal or vertical), 1:1 (square)
Recommended audio codec: AAC LC
Recommended video codec: H264 High Profile
Minimum video bitrate: 5,000 kbps
Minimum audio bitrate: 128 kbps
Recommended frame rate: 30–60 FPS
GOP (Group of Pictures): max 512 frames per GOP
Animated GIF recommendations:
- Resolution: 1280x1080 (width x height)
- Number of frames: 350
- Number of pixels (width x height x frames): 300 million
- File size: up to 15 MB
Related articles
Scheduling and Publishing Options per Social Network
Edit images and videos from the scheduler
Image and Video Requirements
Mention and tag other accounts
How to schedule a first comment on your posts
How to schedule content in multiple social networks?
How to add a cover to your posts
Content planning: full guide & FAQs
Updated on: 06/05/2025
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