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Airwallex + Memtro

Ask what your Airwallex balances are, and which payouts went out this week.

Connect Airwallex with a client ID and a scoped API key and Memtro reads balances per currency, financial transactions such as deposits, payouts, fees and conversions, and Billing customers, invoices and subscriptions. Phone numbers, addresses and tax ids are not returned. It reads on demand and there is no hourly sync. When you ask, and once an administrator has granted the action by name, it can manage Billing customers, draft, finalise, void or mark invoices paid, charge an invoice to the customer's saved payment source, create or cancel subscriptions, and issue credit notes. Charges and refunds move the customer's money.

In Memtro

What you can do with Airwallex in Memtro

Ask in plain English from chat, your editor, a scheduled job or your own agent. The model picks the right Airwallex tool, reads what it needs, and answers with the source cited.

What it does

  1. 01Current balances per currency: available, pending, reserved and total
  2. 02Financial transactions by creation range, status or currency, with gross, fee and net amounts
  3. 03Billing customers by exact email or creation range, and invoices by customer, status or payment status, with amount due and due and paid dates
  4. 04When asked and granted, creates or updates Billing customers, and creates, edits or permanently deletes draft invoices and their line items
  5. 05When asked and granted, finalises an invoice, which Airwallex may email or charge, marks one paid, voids it for good, issues a credit note, or charges a finalised invoice to the customer's saved payment source now
  6. 06When asked and granted, creates a subscription that may charge the customer every period, or cancels one at once with the refund you choose

Acts when asked

When you ask it to

These tools change something in Airwallex. The model is told to use them only when you ask for exactly that, and an administrator grants each one by name to the teams that may use it; a personal connection acts only after its owner allows it.

  1. 01Create a Billing customer
  2. 02Update a Billing customer
  3. 03Create a draft Billing invoice
  4. 04Add line items to a draft invoice
  5. 05Edit a draft invoice
  6. 06Finalize an invoice (may email or charge the customer)
  7. 07Mark an invoice paid out of band
  8. 08Void an invoice
  9. 09Delete a draft invoice (permanent)
  10. 10Charge a finalized invoice to the customer's saved payment source
  11. 11Create a subscription
  12. 12Cancel a subscription, with the refund chosen
  13. 13Issue a credit note against an invoice

Events

When it happens

Turn events on in the connection's Events tab on the Connections page, then add the address it shows as a webhook in Airwallex, choosing the same kinds; the tab shows Airwallex's own steps. Each event can start a job, with the event as its input, and can be remembered where you choose. Airwallex signs every delivery, and one whose signature does not check out is refused before it is read.

Events and webhooks
  • 01An invoice was created
  • 02An invoice was finalized
  • 03An invoice was paid
  • 04An invoice was paid (API version 2025-04-25 and earlier)
  • 05An invoice was voided
  • 06A subscription was created
  • 07A subscription became active
  • 08A subscription became unpaid
  • 09A subscription was cancelled
  • 10A credit note was finalized
  • 11A billing transaction succeeded
  • 12A billing checkout completed
  • 13A customer was created
  • 14A payment succeeded
  • 15A payment attempt failed
  • 16A payment was cancelled
  • 17A refund settled
  • 18A refund failed
  • 19A dispute needs a response
  • 20A dispute was won
  • 21A dispute was lost
  • 22A payment was flagged as fraudulent
In practice

Ask it like you would a colleague

Once Airwallex is connected, these are the kinds of things people ask. Plain questions, no syntax. If the answer lives partly in another system you have connected, Memtro looks there too.

Airwallex logoAirwallex + Memtro
  • What are our Airwallex balances in each currency?

  • Which payouts went out this week?

  • How much did we pay in fees last month?

  • Which Billing invoices for Northwind are unpaid?

  • Mark Globex's March invoice paid, they paid by bank transfer

01

Cash before payroll

On Wednesday the founder asks what is available in Airwallex before payroll. Memtro reads the balances and gives the available, pending and total figure for GBP, EUR and USD, then lists the four payouts that settled this week.

02

Invoicing a new client

Finance lead Olivia Grant asks Memtro to bill Brightwave Ltd for the setup work. Memtro creates the Billing customer and a draft invoice with the two lines she gave, she checks it, and on her go-ahead Memtro finalises it so it becomes payable and can no longer be edited. Airwallex may email it to Brightwave.

Teams

Where it fits

The teams that lean on Airwallex most, a question each of them asks, and what they connect beside it.

Better together

Works with

A record in Airwallex is rarely the whole story. Connect the systems that hold the rest and Memtro checks them together, then remembers what it learned so the next question starts further along.

Setup

How to connect

Connect withClient ID and API key
  1. 1

    In Airwallex open Settings → Developer → API keys, which needs the Owner, Admin or Developer role, and create a new scoped API key

  2. 2

    Give it Read on Balances, Financial transactions and Billing. Add the Billing Write permissions (Billing Customers, Invoices, Subscriptions, Credit Notes) only for the actions Memtro should take. The key is shown once

  3. 3

    In Memtro open Connections → Airwallex, paste the Client ID and API key, set Environment to production, or sandbox for a demo account's keys, add the Account ID only if the key reaches several accounts, and connect

  4. 4

    Ask what our balances are in each currency

Also works from

Chat in the dashboard, the OpenAI-compatible API, scheduled jobs, and any MCP client: Claude Code, OpenCode, Cursor, Claude Desktop. The Airwallex tools are the same everywhere.

FAQ

Questions

Can Memtro change anything in Airwallex?+

Only when you ask, and only what it has been granted: create a Billing customer; update a Billing customer; create a draft Billing invoice; add line items to a draft invoice; edit a draft invoice; finalize an invoice (may email or charge the customer); mark an invoice paid out of band; void an invoice; delete a draft invoice (permanent); charge a finalized invoice to the customer's saved payment source; create a subscription; cancel a subscription, with the refund chosen; issue a credit note against an invoice. Every other tool reads, searches or lists. The Connections page labels the tools that act, an administrator grants each one by name to the teams that may use it, and a personal connection acts only after its owner allows it.

Who can use a Airwallex connection?+

A personal connection serves only your own requests. A shared connection serves the organisation: everyone, or only the teams an admin chooses. Admins can always add shared connections; other members need the permission.

Does Memtro store my Airwallex data?+

Credentials are encrypted at rest. Tool results are cached briefly so agent loops do not repeat identical calls, and the facts the model extracts are saved to your organisation's memory with provenance (system, record and link) so they can be checked and superseded.

How do I connect Airwallex?+

Client ID and API key. In Airwallex open Settings → Developer → API keys, which needs the Owner, Admin or Developer role, and create a new scoped API key.

Can Airwallex start a job?+

Yes. Turn events on in the connection's Events tab on the Connections page, then add the address it shows as a webhook in Airwallex, choosing the same kinds; the tab shows Airwallex's own steps. A job set to start "When an event arrives" then runs once for each matching event, with the event as its input. The run treats the event as outside data, never as instructions, and anything the run remembers is kept as unverified.

Connect Airwallex in a few minutes

Seven-day free trial, then one monthly price per organisation. Connectors, jobs and memory are never metered.

Where agents remember your company

Sign in, add a provider key, create an API key and point your tools at Memtro. It takes about five minutes.

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