Supported Posts & Media
For API and MCP request fields, use the TikTok publishing guide. Use Media Requirements for conversion behavior and export settings.
Image
JPEG or WebP
Up to 20 MB per image. For portrait exports, use 1080 × 1920. Follow TikTok image requirements for Blotato's normalization behavior.
Video
MP4 or MOV
Up to 1 GB through Blotato, or 400 MB on Starter. The connected TikTok account's duration allowance also applies.
Photo slideshow
JPEG or WebP images
Supply the images in mediaUrls. Use the same image requirements as above.
Captions support up to 2200 characters. The media guide includes the 10-minute video guideline. Your plan's upload limit and TikTok's account-specific restrictions still apply.
Blotato does not automatically convert TikTok videos. Prepare the file before publishing. For errors and account restrictions, read TikTok FAQs and TikTok limitations.
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