v0.42 · ships shipping mode · read changelog →

Write with
intention.

The AI editor that thinks with you. Plans your draft, holds your style, finishes your sentence — only when you want it to.

Download for macOS $ npx lumen init

12,847 writers 4.9/5 on Product Hunt SOC 2 Type II

draft-cover-letter.md · lumen — 2:14 PM

● live

# Cover letter — Engineering @ Lumen

# Draft started 14:11 · word count 247

Dear hiring team,

I've been writing software for twelve years. Most of it in production. None of it perfect.

↳ Lumen suggests: replace "Most of it" → "Twelve years of it" (tone: confident)

What draws me to Lumen is the conviction that AI should

⌘ K commands ⌘ / AI

tone: confident · audience: hiring · style: short

CAPABILITIES

Built for craft, not output.

Every feature has an opt-out. AI runs when you ask, stays silent when you don't.

01 / FOCUS

Single-pane editor

One canvas. No sidebar madness. AI lives in a slash menu, never on screen.

/ rewrite

/ outline

/ tone-shift

/ ...12 more

02 / MEMORY

Style snapshots

Lumen learns how you write. Cover letters, essays, code comments — all separate voices.

drafting · essay-voice

trained on 24 essays

03 / PRIVACY

Local-first storage

Drafts live on your machine. AI calls anonymized. You own the cursor and the prose.

○ E2E encrypted sync

○ Zero training on your text

○ Self-host edition available

PRICING

Free until it earns its keep.

Starter

forever

○ 50 AI requests / mo
○ Single device
○ Community support

Download

Most chosen

Pro

$16/mo

billed yearly · $20 monthly

● Unlimited AI
● Sync 5 devices
● Style snapshots ×24
● Priority models

Start 14-day trial

Team

$48/seat

5+ seats

○ SSO + SCIM
○ Shared snapshots
○ Audit log
○ Dedicated success