page

App Shell / Auth

Main app wrapper, Supabase auth

"Build the authenticated app shell. Supabase JWT auth, persistent XP/stre…"

DONE

page

34 Learning Modules

7 languages × module categories

"Module grid: missionary, medical, travel, trade use cases. Each module h…"

DONE

page

Real-time Matchmaking

Live practice with other learners

"Supabase Realtime for live language exchange pairing. NPC fallback when …"

DONE

component

Flashcard Review

SRS spaced repetition deck

"Anki-style flashcard reviewer. Spaced repetition scheduling. Audio playb…"

DONE

page

Writing Studio

AI-corrected free writing practice

"Free-write in target language. Claude Sonnet grades grammar, flags error…"

DONE

component

Speak & Learn

Voice-based pronunciation module

"Language selector + microphone input. Speech recognition scores pronunci…"

DONE

page

Parallel Reader

Gutenberg library + live translation

"Side-by-side reader: source text + target language. 50K+ Gutenberg books…"

DONE

component

Lookup Panel

Dictionary + grammar explainer

"Slide-up panel. Type or tap any word. Claude Haiku returns: definition, …"

DONE

api

Stripe Billing

Subscription plans + checkout

"Stripe Checkout for monthly/annual plans. Webhook handler for subscripti…"

DONE

data

Supabase Backend

Users, progress, sessions, matchmaking

"Tables: users, module_progress, flashcard_schedule, writing_submissions,…"

DONE

data

SEO & Marketing

Keyword clusters, landing pages

"8 SEO clusters, 150K+/mo search volume. 80% local-intent terms. 8 routes…"

IN PROGRESS

component

Mobile Optimization

PWA, offline mode, touch UX

"PWA manifest + service worker. Offline flashcard review. Touch gestures …"

IN PROGRESS

infrastructure

Deployment

Vercel project: language-lens-elite (prj_kNgsHac8m1Qv0aiJz7su2eIo3n0w) Prod: https://app.languagethreshold.com Vercel alias: language-lens-elite-9ldcsp0zj-adobetoby-5572s-projects.vercel.app Stack: TanStack Start + Vite + Cloudflare Workers Node: 24.x | Auto-deploy on push to main

No prompt yet…

DONE

revenue

Monetization

Module purchases: $9.99/module (34 modules available) Subscription tiers: Free (3 modules) → Scholar $9.99/mo → Maestro $19.99/mo Revenue levers: Stripe checkout, module unlock, XP tier upsell Funnels: languagethreshold.com → app signup → first purchase Affiliate: medicalspanish.app + constructionspanish.app → LinguaLens module deep-link Monthly target: $500 ARR by month 3, $5k by month 12

No prompt yet…

IN PROGRESS

config

Environment Vars

VITE_SUPABASE_URL VITE_SUPABASE_PUBLISHABLE_KEY VITE_SUPABASE_PROJECT_ID ANTHROPIC_API_KEY (Haiku for exercises, Sonnet for tutor/speak) STRIPE_SECRET_KEY + STRIPE_PUBLISHABLE_KEY STRIPE_WEBHOOK_SECRET

No prompt yet…

DONE

marketing

SEO Funnels

languagethreshold.com → brand hub + module showcase medicalspanish.app → medical worker CTA → LinguaLens medical module constructionspanish.app → trades worker CTA → LinguaLens trades modules climbbrasil.com/learn → climber CTA → rock-climbing module Target keywords: 'language learning app for healthcare workers', 'Spanish for construction', 'medical Spanish app'

No prompt yet…

IN PROGRESS