# Writing to etcd

> Adding a KV pair to an etcd cluster

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LLMS index: [llms.txt](/llms.txt)

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## Prerequisites

- Install `etcdctl`

## Procedure

Use the `put` subcommand to write a key-value pair:

```shell
etcdctl --endpoints=$ENDPOINTS put foo "Hello World!"
```
where:
- `foo` is the key name
- `"Hello World!"` is the quote-delimited value