From 64d96e1b238035eb5dca2c4c4acfcb4888d3efe7 Mon Sep 17 00:00:00 2001
From: Matthew Walsh <matthew.walsh@consensys.net>
Date: Sun, 9 Nov 2025 21:41:05 +0000
Subject: [PATCH 1/2] Simplify relay fees

---
 .../src/strategy/relay/relay-quotes.test.ts                | 7 ++-----
 .../src/strategy/relay/relay-quotes.ts                     | 5 ++---
 .../transaction-pay-controller/src/strategy/relay/types.ts | 5 +----
 3 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.test.ts b/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.test.ts
index 44245abf698..fba08ec8c4d 100644
--- a/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.test.ts
+++ b/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.test.ts
@@ -37,9 +37,6 @@ const QUOTE_REQUEST_MOCK: QuoteRequest = {
 
 const QUOTE_MOCK = {
   details: {
-    currencyIn: {
-      amountUsd: '2.34',
-    },
     currencyOut: {
       amountFormatted: '1.0',
       amountUsd: '1.23',
@@ -51,8 +48,8 @@ const QUOTE_MOCK = {
     timeEstimate: 300,
   },
   fees: {
-    gas: {
-      amountUsd: '3.45',
+    relayer: {
+      amountUsd: '1.11',
     },
   },
   steps: [
diff --git a/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.ts b/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.ts
index 2cfce4a9c9e..58eb8e75f75 100644
--- a/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.ts
+++ b/packages/transaction-pay-controller/src/strategy/relay/relay-quotes.ts
@@ -164,8 +164,7 @@ function normalizeQuote(
   fullRequest: PayStrategyGetQuotesRequest,
 ): TransactionPayQuote<RelayQuote> {
   const { messenger, transaction } = fullRequest;
-  const { details } = quote;
-  const { currencyIn, currencyOut } = details;
+  const { details, fees } = quote;
 
   const { usdToFiatRate } = getFiatRates(messenger, request);
 
@@ -175,7 +174,7 @@ function normalizeQuote(
   );
 
   const provider = getFiatValueFromUsd(
-    new BigNumber(currencyIn.amountUsd).minus(currencyOut.amountUsd),
+    new BigNumber(fees.relayer.amountUsd),
     usdToFiatRate,
   );
 
diff --git a/packages/transaction-pay-controller/src/strategy/relay/types.ts b/packages/transaction-pay-controller/src/strategy/relay/types.ts
index a3a66616f3f..c0f581f1dae 100644
--- a/packages/transaction-pay-controller/src/strategy/relay/types.ts
+++ b/packages/transaction-pay-controller/src/strategy/relay/types.ts
@@ -2,9 +2,6 @@ import type { Hex } from '@metamask/utils';
 
 export type RelayQuote = {
   details: {
-    currencyIn: {
-      amountUsd: string;
-    };
     currencyOut: {
       amountFormatted: string;
       amountUsd: string;
@@ -16,7 +13,7 @@ export type RelayQuote = {
     timeEstimate: number;
   };
   fees: {
-    gas: {
+    relayer: {
       amountUsd: string;
     };
   };

From b91a4ca49b4b04904b54898d0a97e0c3eb20e310 Mon Sep 17 00:00:00 2001
From: Matthew Walsh <matthew.walsh@consensys.net>
Date: Sun, 9 Nov 2025 21:45:52 +0000
Subject: [PATCH 2/2] Update changelog

---
 packages/transaction-pay-controller/CHANGELOG.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/transaction-pay-controller/CHANGELOG.md b/packages/transaction-pay-controller/CHANGELOG.md
index 2f68db2a6b8..26885faddbf 100644
--- a/packages/transaction-pay-controller/CHANGELOG.md
+++ b/packages/transaction-pay-controller/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+
+- Read Relay provider fees directly from response ([#7098](https://github.com/MetaMask/core/pull/7098))
+
 ## [4.0.0]
 
 ### Added