The problem Vcop Protocol solves

VCOP - Chainlink-Powered Peso-Pegged DeFi

The Problem

In the last ten years, the Colombian peso has lost about sixty-two percent of its value against the dollar.

Selling your crypto to patch that hole? You erase your upside.
Dollar-based DeFi loans? They liquidate you on the slightest dip.
There has to be a smarter way.

Our Solution

VCOP delivers that smarter way.

We help Latin American savers hedge against devaluation—without selling their crypto. Our system combines ultra-flexible collateral-backed loans with a peso-pegged stablecoin that stays 1:1 with the Colombian peso.

In one line: keep your crypto, spend in pesos, sleep at night.

⚡ Chainlink Custom Logic Automation

Smart Liquidation System

• Monitors all loan positions continuously using checkUpkeep/performUpkeep functions
• Batch processes up to 50 positions per execution for gas efficiency
• Risk-based prioritization with multi-tier response: Critical (95%+), Danger (85%+), Warning (75%+)
• Automated vault-funded liquidations requiring no keeper capital

📊 Chainlink Price Feeds Integration

Multi-Source Oracle System

• Primary: Chainlink Data Feeds (BTC/USD, ETH/USD on Base Sepolia)
• Fallback: Manual price feeds with staleness protection
• 6-decimal precision for consistent VCOP/USDC calculations

How It Works

Step 1: You Set the Risk

Our Flexible Loan Manager lets you borrow up to 95% LTV—you control your risk level.

Step 2: Chainlink Guards You Every Block

• Custom Logic Automation monitors positions continuously
• Price Feeds track risk metrics in real-time
• Smart Liquidations use vault liquidity (no keeper capital needed)

Step 3: You Spend in Your Currency

VCOP maintains 1:1 peso peg through:

• Chainlink-powered multi-source oracle system
• Peg-Stability Module for instant VCOP↔USDC swaps

https://github.com/rofergon/Vcop-Collateral-system-hook-main/tree/main/src/automation

Challenges I ran into

🛠️ Challenges I Ran Into

Designing Scalable Auto-Liquidation with Chainlink Automation

The main challenge: How to create an autonomous liquidation system that scales from 10 to 10,000 loans without breaking the bank on gas costs?

Key Design Challenges:

1. Scalability vs. Cost

• Problem: Checking each position individually becomes prohibitively expensive
• Solution: Batch processing - review 20 positions at once instead of one-by-one

2. Autonomous Decision Making

• Problem: Who liquidates positions 24/7 without human intervention?
• Solution: Chainlink Automation with custom logic triggers

3. Capital Requirements

• Problem: Liquidators need upfront capital to repay debts
• Solution: Vault-funded system provides capital automatically

4. Economic Sustainability

• Problem: Automation costs (LINK tokens) vs. protocol security
• Solution: Intelligent batching reduces gas costs by ~80%

The Breakthrough:

Batch Processing Philosophy:

❌ Traditional: Check position 1, then 2, then 3...
✅ Our Solution: Check positions 1-20 together

Result: 1,000 positions = 50 batches instead of 1,000 individual checks

Final Impact:

Transformed liquidation from a manual, capital-intensive process into a fully automated, capital-efficient system that maintains security at any scale.

https://automation.chain.link/fuji/97089639364816243919913587083827994184217029587051624471430177225095950763757