diff --git a/core/src/main/java/bisq/core/api/CoreTradesService.java b/core/src/main/java/bisq/core/api/CoreTradesService.java
index c010e845b3e..7c472074549 100644
--- a/core/src/main/java/bisq/core/api/CoreTradesService.java
+++ b/core/src/main/java/bisq/core/api/CoreTradesService.java
@@ -124,6 +124,12 @@ void takeBsqSwapOffer(Offer offer,
         bsqSwapTakeOfferModel.initWithData(offer);
         bsqSwapTakeOfferModel.applyAmount(offer.getAmount());
 
+        // Block attempt to take swap offer if there are insufficient funds for the trade.
+        var missingCoin = bsqSwapTakeOfferModel.getMissingFundsAsCoin();
+        if (missingCoin.value > 0)
+            throw new NotAvailableException(
+                    format("wallet has insufficient funds to take offer with id '%s'", offer.getId()));
+
         log.info("Initiating take {} offer, {}",
                 offer.isBuyOffer() ? "buy" : "sell",
                 bsqSwapTakeOfferModel);
@@ -155,6 +161,7 @@ void takeOffer(Offer offer,
                 offer.isBuyOffer() ? "buy" : "sell",
                 takeOfferModel);
 
+        // Block attempt to take swap offer if there are insufficient funds for the trade.
         if (!takeOfferModel.isBtcWalletFunded())
             throw new NotAvailableException(
                     format("wallet has insufficient btc to take offer with id '%s'", offer.getId()));
diff --git a/core/src/main/java/bisq/core/offer/bsq_swap/BsqSwapOfferModel.java b/core/src/main/java/bisq/core/offer/bsq_swap/BsqSwapOfferModel.java
index 0d8776392f8..afd81c4d872 100644
--- a/core/src/main/java/bisq/core/offer/bsq_swap/BsqSwapOfferModel.java
+++ b/core/src/main/java/bisq/core/offer/bsq_swap/BsqSwapOfferModel.java
@@ -54,6 +54,8 @@
 
 import javax.annotation.Nullable;
 
+import static org.bitcoinj.core.Coin.ZERO;
+
 @Slf4j
 public class BsqSwapOfferModel {
     public final static String BSQ = "BSQ";
@@ -90,7 +92,7 @@ public class BsqSwapOfferModel {
     @Getter
     private final ObjectProperty<Coin> payoutAmountAsCoin = new SimpleObjectProperty<>();
     @Getter
-    private final ObjectProperty<Coin> missingFunds = new SimpleObjectProperty<>(Coin.ZERO);
+    private final ObjectProperty<Coin> missingFunds = new SimpleObjectProperty<>(ZERO);
     @Nullable
     private Coin txFee;
     @Getter
@@ -380,6 +382,10 @@ public long getMaxTradeLimit() {
         return PaymentMethod.BSQ_SWAP.getMaxTradeLimitAsCoin(BSQ).getValue();
     }
 
+    public Coin getMissingFundsAsCoin() {
+        // This extra getter is needed for API CoreTradesService, which avoids importing JFX dependencies.
+        return missingFunds.get().isPositive() ? missingFunds.get() : ZERO;
+    }
 
     ///////////////////////////////////////////////////////////////////////////////////////////
     // Utils
@@ -398,6 +404,6 @@ private void applyTxFeePerVbyte() {
 
     private void resetTxFeeAndMissingFunds() {
         txFee = null;
-        missingFunds.set(Coin.ZERO);
+        missingFunds.set(ZERO);
     }
 }