Verify exchange rates for past dates
Check the rate that applied when the original payment happened.
Trigger
New WhatsApp Message Received
Polling trigger that monitors for new messages received in TimelinesAI WhatsApp chats.
Action
Get Historical Exchange Rates
Tool to retrieve historical exchange rate data for past dates going back to 1996. Use when you need to access exchange rates for a specific historical date with a base currency.
Why this helps
Reconstructing old currency values takes manual searching and can introduce date errors.
- Support invoice and reimbursement reviews
- Keep the referenced date visible
- Reduce manual historical searches
Setup
Build it in a few focused steps.
- 1Connect TimelinesAI and CurrencyScoop in the Notis portal.
- 2Create an automation called Historical WhatsApp rate check.
- 3Tell Notis to extract the date and base currency, call the historical rates action, and summarize the relevant quote.
- 4Choose New WhatsApp Message Received as the trigger and select a report channel.
- 5Test with a message containing a past date and currency.
Questions about this workflow
What if no date is provided?
Have Notis flag the missing date and request it before running a lookup.
How far back can the lookup go?
CurrencyScoop provides historical exchange data for dates going back to 1996.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Timelinesai to CurrencyScoop. A trigger fires from one place; an action lands in another.
Timelinesai triggers
CurrencyScoop actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Convert Currency
Tool to perform a single currency conversion from one currency to another for a specified amount. Use when you need to convert a specific amount between two currencies using mid-market rates.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get Currencies
Tool to retrieve all supported currencies including their names and countries. Use when you need information about available currencies, either fiat or crypto.
New WhatsApp Message Received
Polling trigger that monitors for new messages received in TimelinesAI WhatsApp chats.
Get Historical Exchange Rates
Tool to retrieve historical exchange rate data for past dates going back to 1996. Use when you need to access exchange rates for a specific historical date with a base currency.
Get Latest Exchange Rates
Tool to get real-time exchange rates for all supported currencies with a specified base currency. Use when you need current exchange rates for currency conversions or financial calculations.
Get Timeseries Exchange Rates
Tool to retrieve historical exchange rates for a given time period between start and end dates. Use when you need exchange rates for multiple dates in a date range for trend analysis or historical comparisons.
Connect any two apps with Notis in the middle.
Timelinesai and CurrencyScoop, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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