AskBiz
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Business Tools·5 min read·Updated 1 April 2026

FX Risk Modeller Guide

How to use the AskBiz FX Risk Modeller. Model currency depreciation scenarios, see per-product margin impact, and protect your export margins.

What Is the FX Risk Modeller?#

The FX Risk Modeller helps you understand how currency movements will affect your margins. If you price products in GBP but pay suppliers in USD or EUR, a currency shift can wipe out your margin without a single business decision changing. This tool makes that risk visible and quantifiable.

Accessing the Tool#

Go to /toolsFX Risk Modeller. If you're on the Growth or Business plan with Shopify or Amazon connected, your products will be pre-loaded. On Free or without a connected source, enter products manually.

Running a Scenario#

1. Select your currency pair (e.g. GBP/USD)

2. Enter (or confirm) your current exchange rate

3. Set your depreciation scenarios — three levels are shown by default:

  • Mild (-5%)
  • Moderate (-10%)
  • Severe (-20%)

4. Select which products to model (or run across all)

5. Click Run Scenario

Results show each product's margin under each scenario, flagging those that go negative (loss-making at that exchange rate).

Understanding the Results#

The output table shows:

  • Current margin — your margin at today's rate
  • Mild scenario margin — margin if currency depreciates 5%
  • Moderate scenario margin — margin at -10%
  • Severe scenario margin — margin at -20%
  • Break-even rate — the exchange rate at which this product becomes unprofitable
  • Exposure value — total revenue at risk if the severe scenario occurs

Products are colour-coded: green (healthy margin in all scenarios), amber (at risk in severe), red (loss-making in moderate or severe).

Taking Action#

From the results, you can:

  • Reprice — AskBiz suggests the new price needed to maintain your target margin at the moderate scenario rate
  • Hedge alert — set a rate alert so AskBiz notifies you when GBP/USD crosses a threshold
  • Ask AskBiz — ask *'Which products should I reprice first given the current USD risk?'* for a prioritised recommendation

Frequently Asked Questions

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