---
title: bin
---

The `moon bin <toolchain>` command will return an absolute path to a tool's binary within the
toolchain. If a tool has not been configured or installed, this will return a 1 or 2 exit code with
no value respectively.

```shell
$ moon bin node
/Users/example/.proto/tools/node/x.x.x/bin/node
```

> A tool is considered "not configured" when not in use, for example, querying yarn/pnpm when the
> package manager is configured for "npm". A tool is considered "not installed", when it has not
> been downloaded and installed into the tools directory.

### Arguments

- `<toolchain>` - Name of the toolchain to query.
