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If a notification is plain text then it is limited to 1024 characters. If it includes a PDF or images, then it is limited to 160 Characters. The maximum size for media attachments is 100Mb pre-processed.


For messages in a customer care session, the usual WhatsApp character limits of 65K  characters apply.


Learn more about how you can use the Sinch WhatsApp Business API to send messages easily and securely.


Version history
Last update:
‎04-23-2021 09:16 AM
Updated by: