Medium launches Newsletters, to let publications start newsletters on the platform and get replies from readers directly in the publications' inboxes
excited for this feature to help people tell better and more personal stories https://blog.medium.com/... Casey Newton / @caseynewton : If you're looking for an uplifting story to remind you of the before times, Medium pivoted again https://blog.medium.com/... Sar Haribhakti / @sarthakgh : Substack vs Medium is on https://rsci.app.link/... See also Mediagazer
Context & Ripple Effects
Medium has been rebuilding itself around publications for years — a publishing API and custom domains push in 2015, then Medium for Publishers in 2016 brought over a dozen sites including The Awl onto branded homes inside Medium. Newsletters extends that same arc from web pages into readers' inboxes.
The timing made the move read as competitive positioning rather than product roadmap: [[a:entity|Casey Newton framed it as Medium pivoting yet again]], while Sar Haribhakti declared that 'Substack vs Medium' was officially on. A year later Substack answered with Sections for running multiple newsletters or podcasts under one publication.
First-order effects
- Publications on Medium can now run email newsletters natively and receive reader replies directly in the publication's inbox, closing the loop between publishing and audience conversation without leaving the platform.
- Writers deciding where to build a paid audience suddenly have a single home for both hosted publication and direct email reach, which is exactly the bundle Substack built its business on.
Second-order effects
- Substack's response pattern is already visible in the record: it kept layering on product depth, from Sections to private publications and chat, competing on workflow features rather than distribution scale.
- The rivalry pushes both platforms toward bundling — whoever owns the publication page, the email list, and the reply thread in one place gains pricing power over independent newsletter tooling.
Third-order effects
- If the pattern holds, the standalone newsletter business gets absorbed as a feature of general writing platforms, and the durable question for writers becomes list portability — how much of the reader relationship they can take with them when they switch platforms.
The trend: Newsletter tooling is collapsing from standalone products into a standard feature of writing platforms, turning Medium versus Substack into a contest over which bundle locks in writers first.