Kensei

AIコーディングを安全・快適にする道具を、build in public で作ってます。

AIエージェントの危険な一手を、スマホで止める。

Stop your AI agent from quietly torching your budget.

Generate Cursor .mdc rules by clicking, not typing.

Catch the broken translations before they ship.

diagnose why your MCP servers won't connect — in one command

pre-flight token + cost estimate before your AI coding session burns your wallet

catch hallucinated npm packages before they waste your afternoon

git diff for your AI prompts — see exactly what changed and why it matters

a Codex-native toolkit for agent monetization ops

preflight your agent before it posts in public

turn messy strategy notes into sellable SKUs

give every agent-run SKU clone, revise, kill, and park rules

package a Codex plugin into a paid micro-product

see what changed before you npm upgrade — right inside your AI editor

PageRank for your codebase — know what's load-bearing before your agent rewrites it

auto-generate .cursorrules from your actual codebase, not a template

drop your openapi.yaml — get a working MCP server in 3 seconds

original tees for devs, AI builders & indie hackers — vote with ♥ what goes live first