Supported WebSockets Methods
accountSubscribe
Subscribe to an account to receive notifications when the lamports or data for a given account public key changes
accountUnsubscribe
Unsubscribe from account change notifications
logsSubscribe
Subscribe to transaction logging
logsUnsubscribe
Unsubscribe from transaction logging
programSubscribe
Subscribe to a program to receive notifications when the lamports or data for accounts owned by the program changes
programUnsubscribe
Unsubscribe from program notifications
rootSubscribe
Subscribe to receive notification anytime a new root is set by the validator
rootUnsubscribe
Unsubscribe from root notifications
signatureSubscribe
Subscribe to a transaction signature to receive notification when the transaction is confirmed
signatureUnsubscribe
Unsubscribe from signature confirmation notification
slotSubscribe
Subscribe to receive notification anytime a slot is processed by the validator
slotUnsubscribe
Unsubscribe from slot notifications
Unstable Methods (Not Supported)
These subscription methods are considered unstable and are not supported on Helius. This documentation is provided for reference only.blockSubscribe
Subscribe to receive notification anytime a new block is confirmed or finalized
blockUnsubscribe
Unsubscribe from block notifications
slotsUpdatesSubscribe
Subscribe to receive notification anytime a slot is processed, optimized for high performance applications
slotsUpdatesUnsubscribe
Unsubscribe from slots updates notifications
voteSubscribe
Subscribe to receive notification anytime a new vote is observed in gossip
voteUnsubscribe
Unsubscribe from vote notifications
Next Steps
To get started:- Sign up for a Helius account (Agents: use the Helius CLI to programmatically create accounts)
- Get your WSS endpoints
- Follow the WebSockets QuickStart guide.
Support
If you need help using WebSockets, please read our FAQs and reach out to support for additional help:Discord Community
Join Discord for real-time support
Email Support
Contact our support team directly