Kasra Vaziri · Chief Product Officer at Supsindex

On product, craft & leadership .

I'm Kasra, CPO at Supsindex. I write about how good products actually get made — the craft, the hard calls, the messy middle — and I build Claude plugins that take the busywork off your plate.

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Essays

What I'm thinking about

All essays

Product Leadership

Your Product Roadmap Should Be Problems, Not Features

Feature-list roadmaps over-promise outputs and lock teams into a solution before they understand the problem. Here is the case for a problem-and-outcome roadmap, how to build one with now-next-later, and how to sell it to stakeholders who want dates and features.

June 26, 20266 min read

Product Leadership

Per-Seat Pricing Is Dying — and It's a Product Problem

Per-seat pricing measured logins. AI does the work without them — so the better your product, the less you earn. Why how you charge is now a product decision.

June 23, 20266 min read

Product Leadership

AI Evals Are the New PRD for Product Teams

You can't write a spec for a system that never behaves the same way twice. The PRD is dead for AI products. The new core PM artifact is the eval — a graded test set that defines 'good' with a number.

June 23, 20267 min read

The toolbox

Claude plugins that do the busywork

Small, sharp tools for product people — drafting, synthesis, review. Free to start, installed in seconds.

All plugins

Product ManagementFree

PRD Architect

Turn a rough idea into a structured, review-ready PRD in minutes.

0 installs

Product ManagementFree

RICE Prioritizer

Score and rank your backlog with RICE — in seconds, not meetings.

0 installs

DevelopmentFree

Hello World

A tiny example plugin — see exactly how a Claude plugin works.

0 installs

The newsletter

Think more clearly about product

One email when I've got something worth your attention — an essay, a hard-won lesson, or a new tool. No filler, no fixed schedule. Unsubscribe in a click.