diff --git a/.changeset/red-cows-change.md b/.changeset/red-cows-change.md
new file mode 100644
index 0000000000..5c92ee0feb
--- /dev/null
+++ b/.changeset/red-cows-change.md
@@ -0,0 +1,5 @@
+---
+'@rocket.chat/fuselage': patch
+---
+
+fix(fuselage): `InputBox` spacing in leading and trailing addons
diff --git a/packages/fuselage/fuselage.api.md b/packages/fuselage/fuselage.api.md
index 61990e724e..39fee74547 100644
--- a/packages/fuselage/fuselage.api.md
+++ b/packages/fuselage/fuselage.api.md
@@ -902,6 +902,8 @@ export const Input: ForwardRefExoticComponent<BoxProps & RefAttributes<HTMLInput
 // @public (undocumented)
 export const InputBox: ForwardRefExoticComponent<BoxProps & {
 addon?: ReactNode;
+startAddon?: ReactNode;
+endAddon?: ReactNode;
 input?: ReactNode;
 multiple?: boolean;
 error?: string;
@@ -914,6 +916,8 @@ type: "button" | "checkbox" | "color" | "date" | "datetime" | "datetime-local" |
 // @public (undocumented)
 export type InputBoxProps = BoxProps & {
     addon?: ReactNode;
+    startAddon?: ReactNode;
+    endAddon?: ReactNode;
     input?: ReactNode;
     multiple?: boolean;
     error?: string;
diff --git a/packages/fuselage/src/components/InputBox/InputBox.styles.scss b/packages/fuselage/src/components/InputBox/InputBox.styles.scss
index e79d078468..cb9bc046a3 100644
--- a/packages/fuselage/src/components/InputBox/InputBox.styles.scss
+++ b/packages/fuselage/src/components/InputBox/InputBox.styles.scss
@@ -35,8 +35,6 @@ $input-border-radius: theme(
 
   outline: 0;
 
-  gap: lengths.size(8);
-
   @extend %input;
 
   &:invalid,
@@ -60,6 +58,14 @@ $input-border-radius: theme(
 
   align-items: flex-start;
   flex: 0 0 auto;
+
+  &:has(+ .rcx-input-box) {
+    margin-inline-end: lengths.size(8);
+  }
+
+  .rcx-input-box + & {
+    margin-inline-start: lengths.size(8);
+  }
 }
 
 .rcx-input-box {
@@ -69,6 +75,7 @@ $input-border-radius: theme(
 
   flex: 1 0 auto;
 
+  width: lengths.size(none);
   min-width: lengths.size(128);
 
   user-select: initial;