Connect Codex to Zeffy
Set up in minutes
Choose where it runs
On your computer through your own Codex, or hosted in the cloud. The rest of setup adapts to your choice:
Pick what it can do in Zeffy
A preset of real Zeffy operations. Each one becomes a tool the agent can call, and it can't touch anything outside the list.
Connect Zeffy
One sign-in. The agent acts through your account, scoped to the operations you picked.
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
<your-link> is your personal server URL — setup mints it for you.
Tools Codex gets
Zeffy
14 toolsList payments, with optional donor, campaign, status and date filters.
Read a single payment belonging to the organization.
Record an offline payment, without charging a card. Auctions are unsupported.
Permanently delete a manual/imported payment; cancel its receipt and keep its contact. No email is sent. Online payments cannot be deleted.
Find contacts by exact primary or secondary email, or by creation/update time.
Read a single contact belonging to the organization.
Create a contact with email or both names. Existing emails return a conflict.
Create or update by email (primary or secondary); the match email is not rewritten.
Update supplied fields on a contact. Explicit null clears a field.
Permanently delete a contact, with the dashboard's side effects. Active memberships prevent deletion.
List the organization's donation forms and ticketing campaigns.
Read a single campaign belonging to the organization.
List organization team members, including removed users when requested.
Read a single user belonging to the organization.
About Codex
Frequently asked questions
More ways to connect
Open your Codex agent in one click.
NoClick runs Codex for you with Zeffy wired in as tools. Connect your account and run.