🔴 Let's build an AI Journal App w/ REACT NATIVE! (Sanity, Clerk, Stripe, Expo, Cursor, MCP, OpenAI)

🛠️ Modern Tech Stack:

Expo SDK 54 - React Native with new architecture, React 19, and file-based routing

Sanity CMS - Headless CMS with custom schemas, Studio admin dashboard, and powerful GROQ queries

Clerk + Billing - Authentication with Stripe-powered subscriptions and pricing table integration

OpenAI GPT - Pro Feature gated AI therapeutic chat with multi-step reasoning and tool calling

Vercel AI SDK - Real-time streaming responses for Expo apps

Tamagui - Cross-platform UI components with native performance

💻 Core Features:

User Authentication - Google OAuth, email sign-up, and session management

AI Therapist Chat - Analyzes journal history and provides personalized insights

Daily Writing Prompts - Admin-managed with weighted random selection

Rich Journal Entries - Mood tracking, categories, images, and auto-categorization

Subscription Management - Pro/Starter plans with Expo Web pricing portal

Dual App Architecture - Native mobile app + Sanity Studio admin dashboard

🔧 Advanced Concepts:

AI Tool Calling - Custom tools that fetch/analyze journal entries by date or patterns

Expo Web Strategy - Use web exclusively for billing while keeping app native

Sanity Integration - Custom schemas, relationships, type generation, and image handling

Clerk Billing - Pricing table component, webhooks, and feature gating

GROQ Queries - Powerful filtering and sorting with Sanity’s query language

Real-time Streaming - AI responses with visual indicators

🚀 Production Skills:

API Routes - Serverless edge functions with Expo

Feature Gating - Subscription-based access control

State Management - Context API and custom hooks

Perfect for developers learning React Native, AI integration, and subscription monetization!

Set your Reminders Below 👇

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