diff --git a/clients/js-legacy/package.json b/clients/js-legacy/package.json
index 99bb87d1d..e02b8a79b 100644
--- a/clients/js-legacy/package.json
+++ b/clients/js-legacy/package.json
@@ -60,7 +60,7 @@
         "buffer": "^6.0.3"
     },
     "devDependencies": {
-        "@solana/codecs-strings": "6.10.0",
+        "@solana/codecs-strings": "7.0.0",
         "@solana/prettier-config-solana": "0.0.7",
         "@solana/spl-memo": "0.2.5",
         "@solana/web3.js": "^1.95.5",
diff --git a/clients/js-legacy/pnpm-lock.yaml b/clients/js-legacy/pnpm-lock.yaml
index 5f3a408c8..2a1c25b8a 100644
--- a/clients/js-legacy/pnpm-lock.yaml
+++ b/clients/js-legacy/pnpm-lock.yaml
@@ -25,8 +25,8 @@ importers:
         version: 6.0.3
     devDependencies:
       '@solana/codecs-strings':
-        specifier: 6.10.0
-        version: 6.10.0(fastestsmallesttextencoderdecoder@1.0.22)(typescript@6.0.3)
+        specifier: 7.0.0
+        version: 7.0.0(fastestsmallesttextencoderdecoder@1.0.22)(typescript@6.0.3)
       '@solana/prettier-config-solana':
         specifier: 0.0.7
         version: 0.0.7(prettier@3.8.4)
@@ -230,8 +230,8 @@ packages:
     peerDependencies:
       typescript: '>=5.3.3'
 
-  '@solana/codecs-core@6.10.0':
-    resolution: {integrity: sha512-nfAl9OMGo4HanIMxGsQoVB7BxMoqBCYEUxl8oEAZZ09pDxnaXQZkTRXEwPPccag37XfW1ciPd1vWPKwB2b0HHQ==}
+  '@solana/codecs-core@7.0.0':
+    resolution: {integrity: sha512-6HtEisZEtFb6okARUgYqmKdDbn2aHRrSCDgB1/GEwr0s6fK5XNYpafaSjorbs2MEyZV3tCUFTj2j6fk/4nNcLg==}
     engines: {node: '>=20.18.0'}
     peerDependencies:
       typescript: '>=5.4.0'
@@ -255,8 +255,8 @@ packages:
     peerDependencies:
       typescript: '>=5.3.3'
 
-  '@solana/codecs-numbers@6.10.0':
-    resolution: {integrity: sha512-CcM+wX4zOiA9zkh8A7t1787A0Ehgmu5+6Z2tKoHew6cNw/dkaUTPa8JnNHbvfsLC8dfHC1BhAEJl86sKmRsfkQ==}
+  '@solana/codecs-numbers@7.0.0':
+    resolution: {integrity: sha512-XL0jnmnXr3ceoX4tusT+XkBVR2iGKEJecTIXbIV7ILi9xObg3fNXafNbTmbIOvKc0ByTyjo8EWZ9jQKSRWgsgA==}
     engines: {node: '>=20.18.0'}
     peerDependencies:
       typescript: '>=5.4.0'
@@ -270,8 +270,8 @@ packages:
       fastestsmallesttextencoderdecoder: ^1.0.22
       typescript: '>=5'
 
-  '@solana/codecs-strings@6.10.0':
-    resolution: {integrity: sha512-zlaqkg7K6F6IN4V/Ec8TWkTn054gxv7ZLagvGkuEyAdPQ6BzzsehOm2TqCuyXgJJTCGPLY1bEk6yH9NxANe0kA==}
+  '@solana/codecs-strings@7.0.0':
+    resolution: {integrity: sha512-zXE1PE9HkVk6phZ6aqHTXvLZ0qIl5bJNIvG9eMB7LuFO1XBVQywJUtjKS8fE3/xmRCWSMilFSrEXGA+SpOyLrQ==}
     engines: {node: '>=20.18.0'}
     peerDependencies:
       fastestsmallesttextencoderdecoder: ^1.0.22
@@ -300,8 +300,8 @@ packages:
     peerDependencies:
       typescript: '>=5.3.3'
 
-  '@solana/errors@6.10.0':
-    resolution: {integrity: sha512-KBLAxCtAXr357JNhCyIDQXWbuSj5vN6w+28FSfcYY6OOSiphmXLAV3V58jgV0C6iNbIzFJFi6yatFyDTdeJsNg==}
+  '@solana/errors@7.0.0':
+    resolution: {integrity: sha512-94r+LLSzZ0XVp+LOogwxWGXeo138uvwqtqRW9Tjl1DIXrFgh8euXnJSXZyydu1UXJs7ItOSm0QreJviSGw3TGQ==}
     engines: {node: '>=20.18.0'}
     hasBin: true
     peerDependencies:
@@ -1813,9 +1813,9 @@ snapshots:
       '@solana/errors': 2.3.0(typescript@6.0.3)
       typescript: 6.0.3
 
-  '@solana/codecs-core@6.10.0(typescript@6.0.3)':
+  '@solana/codecs-core@7.0.0(typescript@6.0.3)':
     dependencies:
-      '@solana/errors': 6.10.0(typescript@6.0.3)
+      '@solana/errors': 7.0.0(typescript@6.0.3)
     optionalDependencies:
       typescript: 6.0.3
 
@@ -1838,10 +1838,10 @@ snapshots:
       '@solana/errors': 2.3.0(typescript@6.0.3)
       typescript: 6.0.3
 
-  '@solana/codecs-numbers@6.10.0(typescript@6.0.3)':
+  '@solana/codecs-numbers@7.0.0(typescript@6.0.3)':
     dependencies:
-      '@solana/codecs-core': 6.10.0(typescript@6.0.3)
-      '@solana/errors': 6.10.0(typescript@6.0.3)
+      '@solana/codecs-core': 7.0.0(typescript@6.0.3)
+      '@solana/errors': 7.0.0(typescript@6.0.3)
     optionalDependencies:
       typescript: 6.0.3
 
@@ -1853,11 +1853,11 @@ snapshots:
       fastestsmallesttextencoderdecoder: 1.0.22
       typescript: 6.0.3
 
-  '@solana/codecs-strings@6.10.0(fastestsmallesttextencoderdecoder@1.0.22)(typescript@6.0.3)':
+  '@solana/codecs-strings@7.0.0(fastestsmallesttextencoderdecoder@1.0.22)(typescript@6.0.3)':
     dependencies:
-      '@solana/codecs-core': 6.10.0(typescript@6.0.3)
-      '@solana/codecs-numbers': 6.10.0(typescript@6.0.3)
-      '@solana/errors': 6.10.0(typescript@6.0.3)
+      '@solana/codecs-core': 7.0.0(typescript@6.0.3)
+      '@solana/codecs-numbers': 7.0.0(typescript@6.0.3)
+      '@solana/errors': 7.0.0(typescript@6.0.3)
     optionalDependencies:
       fastestsmallesttextencoderdecoder: 1.0.22
       typescript: 6.0.3
@@ -1885,7 +1885,7 @@ snapshots:
       commander: 14.0.3
       typescript: 6.0.3
 
-  '@solana/errors@6.10.0(typescript@6.0.3)':
+  '@solana/errors@7.0.0(typescript@6.0.3)':
     dependencies:
       chalk: 5.6.2
       commander: 15.0.0