SustainNet — Learn, Build & Earn for a Sustainable South Africa

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Welcome to SustainNet

AI-powered tools to help South African households manage finances, track energy usage, and save money. Built for your reality — ZAR, prepaid electricity, load shedding, and all.

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Finance Hub

Track every rand

✓ Log income & expenses in ZAR
✓ Set monthly budgets per category
✓ Track savings goals with progress bars
✓ Monthly summaries with net income

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Energy Hub

✓ Log electricity readings (grid, solar, prepaid)
✓ Track kWh usage and cost per kWh
✓ AI-powered saving tips from Claude
✓ Monthly trends — up, down, or stable

Get Started in 3 Steps

Create Your Account

POST /auth/register

{
  "name": "Thembi Mkhize",
  "email": "thembi@example.co.za",
  "password": "SecurePass123"
}

Already have an account? Use POST /auth/login with your email and password.

Start Tracking Finances

Add your first income or expense entry. Set budgets for categories like groceries, transport, or utilities.

POST /finance/entries

{
  "type": "expense",
  "category": "groceries",
  "amount": 850,
  "date": "2026-02-22"
}

View your monthly summary at GET /finance/summary?month=2026-02

Monitor Your Energy

Add electricity readings from your prepaid meter, municipal bill, or solar system. The more you log, the smarter the AI tips get.

POST /energy/readings

{
  "source": "prepaid",
  "kwh": 150,
  "cost": 420,
  "date": "2026-02-22",
  "provider": "Eskom"
}

Visit GET /energy/tips for personalized saving tips powered by Claude AI.

Simple Pricing

Free

✓ 50 finance entries/month
✓ 3 budgets
✓ 30 energy readings/month
✗ No AI energy tips
✓ 1 lab project
✗ 0 blueprints (buy with 15 SustainCoins each)
✗ View-only marketplace

Pro

R25/month

R250/year — save 2 months

Via PayFast — SA's trusted payment gateway

✓ 500 finance entries/month
✓ 20 budgets
✓ 300 energy readings/month
✓ 30 AI energy tips/month
✓ 5 lab projects
✓ 5 blueprints/month (then 15 coins each)
✓ Full marketplace access

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Mobile App

SustainNet is also available as a mobile app for iOS and Android, built with Expo and React Native. Track finances and energy on the go with a beautiful dark-themed interface.

Finance DashboardEnergy TrackingPayFast BillingOffline-Ready

API Quick Reference

Action	Method	Endpoint	Auth
Register	POST	/auth/register	No
Login	POST	/auth/login	No
My Profile	GET	/auth/me	Yes
Finance Hub
List Entries	GET	/finance/entries	Yes
Add Entry	POST	/finance/entries	Yes
Monthly Summary	GET	/finance/summary?month=YYYY-MM	Yes
Budgets	GET/POST	/finance/budgets	Yes
Savings Goals	GET/POST	/finance/goals	Yes
Energy Hub
List Readings	GET	/energy/readings	Yes
Add Reading	POST	/energy/readings	Yes
Energy Summary	GET	/energy/summary?month=YYYY-MM	Yes
AI Tips	GET	/energy/tips	Yes
Billing
Subscribe (Pro)	POST	/billing/subscribe	Yes
Billing Status	GET	/billing/status	Yes