> For the complete documentation index, see [llms.txt](https://docs.blockxnet.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.blockxnet.com/protocol-developers/modules/feemarket/keeper.md).

# Keeper

The feemarket module provides this exported keeper that can be passed to other modules that need to get access to the base fee value

```go
type Keeper interface {
    GetBaseFee(ctx sdk.Context) *big.Int
}
```