Are there any rate limits for Instagram Messaging API?

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  If your messaging limit tier of the number is downgraded (i.e. from 10K/24hr to 1K/24hr), it is because your number has been flagged before and didn't improve the message quality in 7 days. A flagged status occurs when the quality rating reaches a ...

• Why does the fail rate become high if we send the template message in batch?

  Your WhatsApp server could be disconnected if your server is sending many messages in a short period of time. Please note the message limit of our basic public server is 4.0 msg per second for each number. We could upgrade your client status to an ...

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  You are automatically upgraded to a higher tier based on the volume and quality of the messages you send. Conversely, you can be downgraded if more of your messages are reported by users. Upgrades A business’s phone number is upgraded to the next ...

• Why is there no change on the ticket status after picking the ticket in Slack?

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• Is there any minimum sending requirement for keeping the messaging tier?

  Currently, there is no minimum sending requirement for keeping the messaging tier.  Please note that the messaging tier will be downgraded if more of your messages are reported by users.