The delay affecting SMS delivery receipts to some carriers has been resolved.

It appears we have started seeing delays again with SMS delivery receipts to some carriers. Our partners are investigating and we should have an update soon.

This issue has been resolved. Delivery reports are being received and delivered to webhooks normally.

It appears that all delivery reports are being received now, but we are seeing consistent delays. Our carrier partners are continuing to investigate the issue and we should have an update soon.

We are continuing to see inconsistent SMS delivery reports coming from a subset of US carriers. Our partners are still investigating this issue and we hope to have an update soon.

Many SMS messages are staying in SENT status and not being updated to DELIVERED. Our carrier partner is completing a maintenance project that has caused delays with delivery notifications, and they are investigating. This has not impacted the actual delivery of messages, only the status updates.