Claude builds my emails. Here is what it actually costs.

Preview text: NEW ON THE BLOG What AI actually costs to run in an agency Writing is cheap. Set this…

Kinga DowTuesday, Sep 8, 2026 at 9:00 AM EasternKlaviyo
Kinga DowClaude builds my emails. Here is what it actually costs.
Subject
Claude builds my emails. Here is what it actually costs.
Preview text
NEW ON THE BLOG What AI actually costs to run in an agency Writing is cheap. Set this…
From
kinga@kingadow.com
Sent
Tue Sep 8, 2026, 9:00 AM ET
Size
34 KB
Images
4
Links
5, 1 of them buttons
Subject length
56 characters

Against Kinga Dow's usual

Sent in the 9 AM hour, which holds 15% of its emails; 35% arrive in the 11 AM hour. The subject is 56 characters; its average is 46.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
Kinga Dow <[email protected]>
Subject
Claude builds my emails. Here is what it actually costs.
Date
Tue, 08 Sep 2026 13:00:32 +0000 (UTC)
Message-ID domain
geopod-ismtpd-113
Return-Path domain
send.kingadow.com
DKIM signature
d=kingadow.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-jrp75 with SMTP
  2. from (unnamed) by geopod-ismtpd-113 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

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Sent just before and after

Sep 29, 2026 11:00 AMKlaviyo's flow-audit AI vs the one I built
Sep 21, 2026 6:31 AMMCP or the API: what each one is for
Sep 15, 2026 6:30 AMKlaviyo to Google Sheets. Three routes, and two costs nothing.
Sep 8, 2026 9:00 AMClaude builds my emails. Here is what it actually costs. (this email)
Sep 3, 2026 5:01 AMMost Klaviyo VIP segments are a guess. Here is the fix.
Aug 6, 2026 9:00 AMClaude designs my emails. Here is the system.
Jul 6, 2026 6:15 AMI built a fix for the folder maze

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