From 234bd40a4e54f6bf6d41a335982262eb12b3d213 Mon Sep 17 00:00:00 2001
From: 0xFirekeeper <0xFirekeeper@gmail.com>
Date: Tue, 24 Jun 2025 00:53:36 +0700
Subject: [PATCH 1/2] [SDK] Update NATIVE_TOKEN_ADDRESS to checksummed address

Changed the NATIVE_TOKEN_ADDRESS constant to use the checksummed version as some services might have checks for it.
---
 packages/thirdweb/src/constants/addresses.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/thirdweb/src/constants/addresses.ts b/packages/thirdweb/src/constants/addresses.ts
index c63bfeaea25..93f5bef664a 100644
--- a/packages/thirdweb/src/constants/addresses.ts
+++ b/packages/thirdweb/src/constants/addresses.ts
@@ -2,7 +2,7 @@
  * The address of the native token.
  */
 export const NATIVE_TOKEN_ADDRESS =
-  "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee";
+  "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE";
 
 /**
  * @internal

From 681fd3348055a663834d244e220b1562970e62a0 Mon Sep 17 00:00:00 2001
From: 0xFirekeeper <0xFirekeeper@gmail.com>
Date: Tue, 24 Jun 2025 00:56:59 +0700
Subject: [PATCH 2/2] equality check

---
 packages/thirdweb/src/constants/addresses.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/thirdweb/src/constants/addresses.ts b/packages/thirdweb/src/constants/addresses.ts
index 93f5bef664a..5cb547d044b 100644
--- a/packages/thirdweb/src/constants/addresses.ts
+++ b/packages/thirdweb/src/constants/addresses.ts
@@ -1,3 +1,5 @@
+import { getAddress } from "src/utils/address.js";
+
 /**
  * The address of the native token.
  */
@@ -8,7 +10,7 @@ export const NATIVE_TOKEN_ADDRESS =
  * @internal
  */
 export function isNativeTokenAddress(address: string) {
-  return address.toLowerCase() === NATIVE_TOKEN_ADDRESS;
+  return getAddress(address) === getAddress(NATIVE_TOKEN_ADDRESS);
 }
 
 /**