OpenAICodex

Connect Codex to Mailercloud

Run Codex as a hosted agent in NoClick with Mailercloud wired into its tools handle. It can use Mailercloud directly while it works. No glue code, nothing to install. Click below to open a ready-to-run agent and connect your account.
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Opens a workflow with 21 tools ready to use.

Set up in minutes

The open button drops you into a guided setup. It asks exactly this, nothing else:
  1. Choose where it runs

    On your computer through your own Codex, or hosted in the cloud. The rest of setup adapts to your choice:

  2. Pick what it can do in Mailercloud

    A preset of real Mailercloud operations. Each one becomes a tool the agent can call, and it can't touch anything outside the list.

  3. Connect Mailercloud

    One sign-in. The agent acts through your account, scoped to the operations you picked.

  4. Add your personal MCP link

    The last step mints a private MCP URL for this agent and walks you through exactly this, with your real link filled in. The page flips to Connected the moment your Codex first calls in. Codex connects when a session starts — run codex, or restart a running one (in the Codex app, Restart).

    Run this in your terminal. The Codex app shares its config, so it gets the server too

    $codex mcp add noclick --url https://mcp.noclick.app/s/<your-link>

    <your-link> is your personal server URL — setup mints it for you.

Tools Codex gets

Pick the operations you want and each becomes a tool the agent can call directly while it works.

Mailercloud

21 tools
Get Account

Read the account name, email and plan.

Create Contact

Create a contact in a list.

Upsert Contact

Create or update a contact by email.

Update Contact

Update selected contact fields; omitted fields are unchanged.

Get Contact

Read contact details.

Delete Contact

Delete a contact.

List Contacts

Read one page of contacts in a list.

Create List

Create a normal contact list.

Update List

Rename a contact list.

Get List

Read list details and contact counts.

Delete List

Delete a contact list.

List Lists

Search one page of normal lists.

Create Tag

Create a contact tag.

Update Tag

Rename a tag.

Delete Tag

Delete a tag.

List Tags

Search one page of contact tags.

List Campaigns

Search one page of campaigns.

Get Campaign

Read a campaign and its statistics.

List Campaign Opens

Read one page of campaign opens.

List Campaign Clicks

Read one page of campaign clicks.

List Senders

Read one page of account senders.

About Codex

Codex is OpenAI's command-line coding agent. NoClick runs it as a hosted agent and lets you connect your apps to it as tools, turning it from a coding assistant into an operator that can act across your systems. Connect an integration to the agent and Codex can query, create, and update records in that app directly. You keep the Codex experience and give it real reach into the tools your team already uses.
Fast, capable code generation and editing
Good at well-scoped, concrete tasks
Strong at API and data manipulation
Familiar to teams already on OpenAI tooling

Frequently asked questions

More ways to connect

Open your Codex agent in one click.

NoClick runs Codex for you with Mailercloud wired in as tools. Connect your account and run.