MCP Upstream notifications not visible to the conversation.

What version of Codex is running?

codex-cli 0.42.0

Which model were you using?

gpt-5

What platform is your computer?

Darwin 25.0.0 arm64 arm

What steps can reproduce the bug?

Use a MCP server the sends notifications back to the agent.

What is the expected behavior?

Notifications are visible to the conversation/agent.

What do you see instead?

The agent is unaware of upstream notifications.

Additional information

This might be a feature request if ignoring upstream notifications is an intended behavior.