# Ethereum eth/v1/events RPC method
Provides endpoint to subscribe to the beacon node Server-Sent-Events stream. Consumers should use the eventsource (opens new window) implementation to listen on those events.
Servers may send SSE comments beginning with
: for any purpose, including to keep the event stream connection alive in the presence of proxy servers.
string— (required) event types to subscribe to. Available values:
head— the canonical head of the chain in the view of the node that you are sending the call to.
block— the block number.
attestation— attestation (opens new window).
voluntary_exit— VoluntaryExit (opens new window).
finalized_checkpoint— the checkpoint (opens new window).
chain_reorg— the chain reorgs topic.
contribution_and_proof— ContributionAndProof (opens new window).
curl -H "accept: text/event-stream" -X GET "https://beacon-nd-123-456-789.p2pify.com/3c6e0b8a9c15224a8228b9a98ca1531d/eth/v1/events?topics=head"