---
name: pruneblockchain
btcversion: 0.16.3
btcgroup: blockchain
permalink: en/doc/0.16.3/rpc/blockchain/pruneblockchain/
---

pruneblockchain

Arguments:
1. "height"       (numeric, required) The block height to prune up to. May be set to a discrete height, or a unix timestamp
                  to prune blocks whose block time is at least 2 hours older than the provided timestamp.

Result:
n    (numeric) Height of the last block pruned.

Examples:
> bitcoin-cli pruneblockchain 1000
> curl --user myusernam