billflare.

Source-linked reports: Amounts and outcomes come from the original reports and linked replies.

Otherapkgroot-acm-charge-reversal

apkgroot.com: a request to reverse a $10 certificate-manager charge.

Community user apkgroot.com requests reversal of a $10 Advanced Certificate Manager charge. A community MVP directs the author to Billing support.

What happened

Reported cause
Unknown
Incident date
Date not recorded
First reported
Date not recorded
Billing outcome
Request submittedAuthor-reported
Case progress
Not established
Public Cloudflare reply
Not linked

Latest reported outcome

The author requests reversal of the $10 charge. A community MVP directs the author to Billing support.

View this update in the timeline

Original sources

Each entry links to the report or reply it describes.

Case timeline

  1. Undated

    Author reports the disputed charge

    Open original source

    The post repeats a request to reverse the $10 charge. It does not describe how the service was enabled. The reply directs the author to Billing support.

Workers

RetainDB: a reported $36k bill from a queue loop with 81 users.

Reddit user alameenswe, building RetainDB on Workers, KV, Durable Objects and Queues, reports a Cloudflare bill of about $36k for one month with 81 users; the post body says $35,000. He attributes it to a queue consumer that re-queued async writes, 12 unbatched Durable Object writes per memory write and a kv.list() authentication fallback.

Author experienceWorkers +6

Cloudflare free plan from scratch: which services bill on overage, and what to set up first

李天才 (@Lniosytest) re-walks a popular Cloudflare beginner tutorial (domains, email routing, R2, Workers AI) against the October 2026 docs, prompted by the $10,811 Durable Object alarm bill, and adds a table of what happens on overage plus a pre-flight list for avoiding a runaway bill.

Official docsAccount-wide usage-based products

Billable Usage API

Cloudflare introduces an API that returns a self-serve account’s usage and cost by product and service period, currently updated daily.