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getFirstAvailableBlock RPC Method

Returns the slot of the lowest confirmed block that has not been purged from the ledger

Parameters#

None

Result#

<u64> - Slot

Code sample#

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

Response#

{ "jsonrpc": "2.0", "result": 250000, "id": 1 }

Try It

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