Madlen

Claude Code Growth OS at Madlen

Madlen builds AI for education. Its Chief of Staff was running growth across a stack of tools that didn't talk to each other, restarting every AI session from scratch. She put LangOptima's Claude Code Growth OS at the centre of her work, and the morning briefing went from “nice to have” to something she can't start the day without.

50,000+
students, plus 20,000+ teachers, on Madlen's AI education platform
Company scale
Daily
the morning briefing went from a nice-to-have to a must-have
Yeşim Özsöz, Madlen
One surface
PostHog, Notion, Slack and Gmail read into a single operating layer
MCP integrations
No code
adopted and run daily by a Chief of Staff, not an engineer
Operator-run

The challenge

She had assembled a capable stack and hit a wall the tools couldn't solve: none of them talked to each other, so the connecting work became its own full-time job. Every session with an AI assistant started cold — re-explaining who she was and what she was working on.

“…you're basically introducing yourself every single morning like some kind of professional amnesiac.”

— Yeşim Özsöz, Madlen

What we did

LangOptima's Claude Code Growth OS puts the operating state in version-controlled markdown — pipeline, customers, priorities — that Claude reads at the start of every session, so context never gets re-explained. Recurring work runs as commands (a morning briefing, an end-of-day wrap, a weekly review); repeatable jobs run as skills; everything lives in git, so the motion has a history. She connected her own tools over the Model Context Protocol (MCP) so the system reads across her whole stack.

“I wasn't taking notes anymore, I was building a shared brain. Every file is another lobe.”

— Yeşim Özsöz, Madlen

The result

The morning briefing stopped being an experiment and became the thing the day starts with — a brief that assembles itself before she opens a single tab.

“Connected PostHog, Notion, Slack, Gmail as MCP integrations so everything talks to each other, and the morning briefing went from 'nice to have' to something I actually can't start my day without.”

— Yeşim Özsöz, Madlen

“What I wake up to now: which of our schools were active overnight, whether there's a bug spike in the platform, direct links to investigate if there is, mail tracking signals showing who opened what and when, and a lead scan before I've touched a single tab…”

— Yeşim Özsöz, Madlen

The tools she'd been juggling now feed one operating layer instead of a dozen tabs.

“It's my new right hand, and it showed up to work before I did.”

— Yeşim Özsöz, Madlen

Adapted, with approval, from Yeşim Özsöz, Chief of Staff at Madlen, writing in her newsletter The Techno-Optimist (5 June 2026).

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