Overview
Coinbase Developer Platform’s (CDP) Onchain Data provides enterprise-grade tools to read, query, and monitor blockchain data. Get millisecond-latency access to live onchain data without managing complex infrastructure.Try it now: Quickstart
Experience CDP’s data tools in just a few minutes—no SDK installation required
Use cases
CDP Onchain Data powers real-time applications across DeFi, NFTs, gaming, and more:- DeFi dashboards - Track token prices, liquidity pools, and trading volumes in real-time
- NFT marketplaces - Index collections, monitor transfers, and display ownership history
- Wallet analytics - Analyze transaction patterns and token holdings
- Real-time alerts - Get notified instantly when onchain events occur
- Trading bots - React to market changes with sub-second data freshness
Demo applications
See CDP Data in action with working examples:Wallet History Dashboard
Track wallet transactions and balances over time
Transaction History Downloader
Download and export wallet transaction history
Available services
SQL API
Query blockchain data with SQL. < 500ms latency, < 250ms from chain tip.
Node
Free RPC endpoints for Base with standard Ethereum methods.
Webhooks
Real-time notifications for onchain events with guaranteed delivery.
Token Balances API
Get current ERC-20 and native token balances for any address.
Wallet History API
Pre-indexed wallet transactions and historical balance tracking.
Smart Contract Events
Upload ABIs and query historical contract events.
Verifications
Onchain attestations for identity and compliance.