Media formats

Images

Up to 8 per message, 20 MB each. Alt text up to 1500 characters.

.jpg, .jpeg
.png
.gif
.webp
.heic, .heif (converted to JPEG)

Video

1 per message, up to 100 MB and 3 minutes. Every video is transcoded to MP4.

.mp4, .m4v
.mov
.webm

Imports

.csv
.tsv
.zip
.car