|Queues||100 per account 1|
|Maximum message size||128 KB|
|Maximum message retries||100|
|Maximum batch size||100 messages|
|Maximum batch wait time||30 seconds|
|Maximum message throughput 2||100 messages per second|
|Maximum retention period||4 days (96 hours)|
1 Request adjustments to limits that conflict with your project goals by contacting Cloudflare. To increase a limit, complete the . 2 This is a limit that we will increase, and aspire to effectively eliminate in the future.
- 1 KB is measured as 1000 bytes. Messages can include up to ~100 bytes of internal metadata that counts towards total message limits.
- Messages in a queue that have not been consumed after four days are deleted from the queue. Queues does not delete messages in the same queue that have not reached this limit.