Update a Brex card limit from WhatsApp
Handle approved limit changes without turning them into a manual finance task.
Trigger
New WhatsApp Message Received
Polling trigger that monitors for new messages received in TimelinesAI WhatsApp chats.
Action
Update Card Limits
Update spending limits and controls for a card.
Why this helps
Urgent limit changes can stall when requests wait for someone to retype them elsewhere.
- Speeds up authorized changes
- Keeps the request traceable
- Reduces manual re-entry
Setup
Build it in a few focused steps.
- 1Connect TimelinesAI and Brex in Notis once.
- 2Create an automation for approved card limit requests.
- 3Tell Notis to verify that the message clearly authorizes a limit change, then update the specified Brex card limits.
- 4Choose New WhatsApp Message Received as the trigger.
- 5Select a report channel and test with one real approved request.
Questions about this workflow
What if approval is unclear?
Notis can pause and report that explicit authorization is missing.
Can it set multiple controls?
It can apply the controls described in the message when the card is identifiable.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Timelinesai to Brex. A trigger fires from one place; an action lands in another.
Timelinesai triggers
Brex actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Create Budget
Create a new budget for departments or projects.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Create Card
Create a new card and assign it to a user.
New WhatsApp Message Received
Polling trigger that monitors for new messages received in TimelinesAI WhatsApp chats.
Create Department
Create a new department.
Create Expense
Create a new expense.
Create Location
Create a new location.
Create Job Title
Create a new job title.
Create User
Create a new user in the brex account.
Create Vendor Card
Create a new vendor card.
Connect any two apps with Notis in the middle.
Timelinesai and Brex, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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No card. Works with personal or business Brex.