OpenAICodex

Connect Codex to Resend

Run Codex as a hosted agent in NoClick with Resend wired into its tools handle. It can use Resend 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 4 tools ready to use.

Tools Codex gets

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

Resend

4 tools
Send Email

Send a transactional email through Resend.

Get Email

Retrieve the status and details of a sent email.

Reschedule Email

Reschedule a previously scheduled email.

Cancel Email

Cancel a scheduled email before it is sent.

What you can build

Send a welcome email automatically when a new user signs up.
Schedule a follow-up email to go out two days after an event using natural-language timing.
Check the delivery status of a previously sent email before deciding the next step.
Cancel a scheduled email if the recipient has already converted in the meantime.
Trigger a workflow when an email bounces or a recipient marks it as spam.
Reschedule a queued reminder email when an appointment time changes.

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

Build a custom Codex agentResend integration

Open your Codex agent in one click

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