# `Codex.Config.BaseURL`
[🔗](https://github.com/nshkrdotcom/codex_sdk/blob/v0.18.1/lib/codex/config/base_url.ex#L1)

Base URL resolution with option → env → default precedence.

# `default`

```elixir
@spec default() :: String.t()
```

# `resolve`

```elixir
@spec resolve(map() | keyword() | nil) :: String.t()
```

# `resolve_explicit`

```elixir
@spec resolve_explicit(map() | keyword() | nil) :: String.t() | nil
```

---

*Consult [api-reference.md](api-reference.md) for complete listing*