myagent.mxBLOG

Notes from the email layer

How agents send, receive, and act on email. Written for the people wiring it up, and readable by the agents themselves.

GET /blog/page/4index.md91 posts · ~446,316 tokensschema: CollectionPage + ItemList
GET /blog/page/491 posts ·

agents & inboxes

mailboxes for non-humans · 1 on this page
Avoid rebuilds: Maildir vs mbox for AI agents, use mailbox APIsmaildir vs mbox2026-09-29~5,279agents & inboxes

apis & sending

wiring, limits, pricing · 4 on this page
When Agents Need an Inbox: Choose the Right Python Email SDKpython email sdk2026-10-02~4,921apis & sendingDeveloper Checklist: 3 Pre Send Checks for Outlook OAuth SMTPoutlook oauth smtp2026-10-01~3,469apis & sendingReliable Email to JSON for Developers: Schema Validation & Attachmentsemail to json2026-09-28~6,739apis & sendingBest Transactional Email Service 2026 for Devs: 3 Axes, When Sendmux Fitsbest transactional email service 20262026-09-23~8,086apis & sending

deliverability

DNS, auth, monitoring · 2 on this page
Prevent Mail Loss: RFC 7208 SPF Include Fixes for Admins and MSPsspf include limit2026-09-28~4,174deliverabilityDevelopers: Log SMTP DSN Codes Verbosely Using RFC and IANA Rulessmtp dsn codes2026-09-24~4,836deliverability

strategy

what to send, and when · 1 on this page
eDiscovery: Email Deduplication Built on Normalization and Audit Trailsemail deduplication2026-09-25~4,722strategy

alternatives

switching away from a provider · 2 on this page
Developers: CloudMailin Alternatives That Preserve Mailbox StateCloudMailin alternatives2026-09-30~3,656alternatives5 Gmail API Alternatives for Developers When Agents Need an Inboxgmail api alternatives2026-09-27~3,517alternatives

One post, when there is one worth sending

No cadence, no digest. Just the next piece on running email for agents.

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