Cloudflare D1 billing cases
Browse public reports labeled D1. Each case page preserves the reported details and source context.
Reported cases
mcwangcn reports past D1 write charges of “over a thousand dollars.”
@mcwangcn says D1 writes previously cost over a thousand dollars and separately mentions Workers CPU charges without giving an amount.
Reported amount · USD
Not disclosed
D1 status writes: an author reports a 150-dollar charge and refund.
@wofuhuola describes a generated tool writing Reddit post statuses globally every five minutes and deleting expired rows. The author says one month cost 150 dollars, went unnoticed for three months, and was later refunded after an appeal.
Reported amount · USD
$150
per month
A 12 MB D1 database, a reported USD 1,966.35 invoice.
@imselmon reports a USD $1,966.35 D1 invoice for a roughly 12 MB database with over two billion row writes. The author says the activity is abnormal and is investigating the database usage.
Reported amount · USD
$1,966.35
D1 row reads: an author reports a $108 bill in seven days.
@shivek_khurana reports a $108 Cloudflare D1 bill over seven days after a workflow read more rows than needed. The author says adding an index reduced reads by about 90%.
Reported amount · USD
$108
D1 migration: the author reports a $911.56 charge after stopping the job.
@m0xandrew says a hobby-project D1 migration reached 8,274% of a budget alert, so he stopped it and requested a one-time waiver. He later reports a $911.56 charge, closure of the old case and opening a new support case.
Reported amount · USD
$911.56
D1: an author reports a $3,500 bill in 48 hours and a full waiver.
@darylginn reports about $3,500 in D1 charges over 48 hours. He says an AI-assisted Postgres migration omitted indexes and caused about 970 billion row reads daily, and that Cloudflare waived the bill.
Reported amount · USD
$3,500
MXGA: a reported $209.37 bill after a D1 query bug.
@luoleiorg describes a D1 query bug that raised usage roughly 1,400-fold. An initial $200-plus report becomes $209.37 in a later post; the author says Cloudflare waived the previous month’s entire invoice after a support request.
Reported amount · USD
$209.37
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