Stop polling. Start streaming. Subscribe to live account changes, slot updates, transaction logs, and program events — pushed to your app the instant they happen. Perfect for trading bots, live dashboards, and anything that needs to react in real-time.
Start building on Solana in seconds
WebSocket gives your app a persistent, bidirectional connection to the Solana blockchain. Instead of repeatedly asking 'has anything changed?' (polling), the blockchain tells you the moment something happens. Account balance changed? You know instantly. New block? Pushed to you. Transaction confirmed? Notified in milliseconds.
Receive updates the instant they happen — no polling delays, no wasted bandwidth, no missed events
Account changes, program events, transaction logs, slot progression, signature confirmations
Persistent connections with automatic reconnection, health monitoring, and failover protection
WebSocket over TLS · authenticate with x-api-key header · persistent bidirectional connection
Execute trades on price movements with millisecond-level account change notifications
Build real-time monitoring UIs with live slot counts, balances, and transaction feeds
Show instant balance updates and transaction confirmations without manual refresh
React to liquidity changes, oracle updates, and pool rebalances the instant they happen
Monitor price feeds across DEXes and capture opportunities with zero polling delay
Synchronize on-chain game state, NFT transfers, and social interactions in real-time
9 subscription methods · real-time push notifications
start free, scale as you grow
Perfect for getting started
For professional developers
For high-demand applications
Get your API key in 30 seconds. Free forever, no credit card.