# Configuration

For basic configuration instructions, see [this documentation](https://developers.openai.com/codex/config-basic).

For advanced configuration instructions, see [this documentation](https://developers.openai.com/codex/config-advanced).

For a full configuration reference, see [this documentation](https://developers.openai.com/codex/config-reference).

## Connecting to MCP servers

Codex can connect to MCP servers configured in `~/.codex/config.toml`. See the configuration reference for the latest MCP server options:

- https://developers.openai.com/codex/config-reference

## Notify

Codex can run a notification hook when the agent finishes a turn. See the configuration reference for the latest notification settings:

- https://developers.openai.com/codex/config-reference
