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

Durable Objectssongadaymann-durable-object-reads

A simulation game, a reported $4,483.74 in Durable Object reads.

Jonathan Mann (@songadaymann) reports spending $4,483.74 on Durable Object reads while building a simulation game. Rita Kozlov replies, “let us see what we can do”; Mann later thanks her.

What happened

Reported cause
Read volume
Incident date
Date not recorded
First reported
2026-10-05 17:51 UTC

Latest reported outcome

Rita Kozlov replies, “let us see what we can do,” and Jonathan Mann later thanks her.

View this update in the timeline

Original sources

Each entry links to the report or reply it describes.

Case timeline

  1. Author reports read charges

    Read on 𝕏

    The author reports spending $4,483.74 on Durable Object reads while building a simulation game.

    17 years of song a day

    @songadaymann · Original 𝕏 post

    i accidentally spent $4,483.74 on Durable Obects reads on a simulation game i was building on @cloudflare. Song A Day #6,487: Unexpected Cloudflare Bill [cc @ritakozlov, @threepointone, @KentonVarda, @eastdakota pls help🥲] pic.twitter.com/pKtBAur58P
  2. Rita Kozlov replies

    Read on 𝕏

    Rita Kozlov replies, “let us see what we can do.”

    rita kozlov 🐀

    @ritakozlov · Original 𝕏 post

    let us see what we can do
  3. Author thanks the responder

    Read on 𝕏

    The author thanks Rita.

    17 years of song a day

    @songadaymann · Original 𝕏 post

    Thank you so much!
  4. Author adds usual-bill context

    Read on 𝕏

    The author says his Cloudflare bills are usually low and describes the service as easier to use with LLMs than Vercel and Supabase.

    17 years of song a day

    @songadaymann · Original 𝕏 post

    i know i just wrote a song about getting a surprise bill but this has been my experience most of the time. and also, 100000% easier to use with llms than vercel and supabase https://t.co/HhcU8c9tHn
D1

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%.

Author experienceD1 +1

D1 billing incident and circuit breakers

Nathan Schram describes D1 write risks and circuit-breaker approaches.

Workers AI

Jason Silberman: an approximately $1,000 AI-billing dispute, later reported resolved.

@_jasonsilberman reports an invoice around $1,000 with AI usage rows he says were duplicated and already prepaid. Cloudflare personnel reply, including Matthew Prince, who says the case was escalated. The author later says the issue was resolved.

On this page

Reported amount · USD

$4,483.74

Open original sourceCollection policy

Replies & outcomes

Billing outcome
Not recorded
Case progress
Not established
Public Cloudflare reply
Personnel reply linked