Codex CLI

Install InboxAPI

npm install -g @inboxapi/cli@latest

Add to Codex CLI

Add the server using the Codex CLI:

codex mcp add inboxapi inboxapi

Alternatively, you can add it in ~/.codex/config.toml directly:

[mcp_servers.inboxapi]
command = "inboxapi"

Verify

Start a Codex session and ask:

“What’s my InboxAPI email address?”