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🎮 API Playground ● LIVE DATA

Click any button to make a real API call. All data is live - no mocks, no placeholders.

📡 Live API Tests

All Blockchain Carbon Data

GET /api/v1/carbon/chains

Returns sustainability data for 50 blockchain networks with live metrics.

curl https://api.feedoracle.io/api/v1/carbon/chains

VeChain (DNV Certified)

Filter: chain="VeChain" VERIFIED

Enterprise blockchain with ISO14040/14044 LCA certification from DNV.

Ethereum (Post-Merge PoS)

Filter: chain="Ethereum" VERIFIED

Ethereum after The Merge - 99.95% energy reduction vs PoW.

Bitcoin (PoW Baseline)

Filter: chain="Bitcoin" VERIFIED

Proof of Work reference - highest energy consumption.

PoS vs PoW Comparison

Side-by-side: Ethereum (PoS) vs Bitcoin (PoW) emissions.

📄 Response 

// Click a button to see live API response

// All data is real:
// - Live block numbers
// - Real timestamps  
// - Actual energy metrics
// - Verified data sources

📋 Data Quality Levels

Level Description Examples
VERIFIED Third-party audited or official source VeChain (DNV), Ethereum (beaconcha.in), Bitcoin (mempool.space)
ESTIMATED Calculated from public data Most PoS chains, L2 rollups