getHighestSnapshotSlot RPC Method

Returns the highest slot information that the node has snapshots for.

This will find the highest full snapshot slot, and the highest incremental snapshot slot based on the full snapshot slot, if there is one.

Version Restriction

This method is only available in solana-core v1.9 or newer. Please use getSnapshotSlot for solana-core v1.8 and below.

Parameters #

None

Result #

When the node has a snapshot, this returns a JSON object with the following fields:

  • full: <u64> - Highest full snapshot slot
  • incremental: <u64|null> - Highest incremental snapshot slot based on full

Code sample #

curl https://api.devnet.solana.com -s -X POST -H "Content-Type: application/json" -d '
  {"jsonrpc":"2.0","id":1,"method":"getHighestSnapshotSlot"}
'

Response #

Result when the node has a snapshot:

{
  "jsonrpc": "2.0",
  "result": {
    "full": 100,
    "incremental": 110
  },
  "id": 1
}

Result when the node has no snapshot:

{
  "jsonrpc": "2.0",
  "error": { "code": -32008, "message": "No snapshot" },
  "id": 1
}