diff --git a/crates/gpui_web/Cargo.toml b/crates/gpui_web/Cargo.toml
index 5980fa5e855..6ceafc0f3bc 100644
--- a/crates/gpui_web/Cargo.toml
+++ b/crates/gpui_web/Cargo.toml
@@ -35,6 +35,8 @@ raw-window-handle = "0.6"
 wasm_thread = { version = "0.3", features = ["es_modules"], optional = true }
 web-sys = { version = "0.3", features = [
     "console",
+    "Clipboard",
+    "ClipboardEvent",
     "CompositionEvent",
     "CssStyleDeclaration",
     "DataTransfer",
diff --git a/crates/gpui_web/src/events.rs b/crates/gpui_web/src/events.rs
index 46be646cb56..5956331ea81 100644
--- a/crates/gpui_web/src/events.rs
+++ b/crates/gpui_web/src/events.rs
@@ -64,6 +64,7 @@ impl WebWindowInner {
             self.register_dragleave(),
             self.register_key_down(),
             self.register_key_up(),
+            self.register_paste(),
             self.register_composition_start(),
             self.register_composition_update(),
             self.register_composition_end(),
@@ -427,6 +428,32 @@ impl WebWindowInner {
         })
     }
 
+    /// Paste is delivered through the DOM `paste` event rather than
+    /// `Platform::read_from_clipboard`: the browser's asynchronous clipboard
+    /// read API cannot fit that synchronous signature, while `ClipboardEvent`
+    /// exposes `clipboardData` synchronously inside the event. It fires for
+    /// any browser-initiated paste (keyboard, menu bar, context menu).
+    fn register_paste(self: &Rc<Self>) -> Closure<dyn FnMut(JsValue)> {
+        let this = Rc::clone(self);
+        self.listen_input("paste", move |event: JsValue| {
+            let event: web_sys::ClipboardEvent = event.unchecked_into();
+            let Some(clipboard_data) = event.clipboard_data() else {
+                return;
+            };
+            let Ok(text) = clipboard_data.get_data("text/plain") else {
+                return;
+            };
+            if text.is_empty() {
+                return;
+            }
+
+            event.prevent_default();
+            this.with_input_handler(|handler| {
+                handler.replace_text_in_range(None, &text);
+            });
+        })
+    }
+
     fn register_composition_start(self: &Rc<Self>) -> Closure<dyn FnMut(JsValue)> {
         let this = Rc::clone(self);
         self.listen_input("compositionstart", move |_event: JsValue| {
diff --git a/crates/gpui_web/src/platform.rs b/crates/gpui_web/src/platform.rs
index c39723ea5b2..f70520d629d 100644
--- a/crates/gpui_web/src/platform.rs
+++ b/crates/gpui_web/src/platform.rs
@@ -342,7 +342,15 @@ impl Platform for WebPlatform {
         None
     }
 
-    fn write_to_clipboard(&self, _item: ClipboardItem) {}
+    fn write_to_clipboard(&self, item: ClipboardItem) {
+        if let Some(text) = item.text()
+            && let Some(window) = web_sys::window()
+        {
+            // Fire-and-forget; called synchronously inside the user's input
+            // event, which satisfies the browser's user-activation requirement.
+            drop(window.navigator().clipboard().write_text(&text));
+        }
+    }
 
     fn write_credentials(&self, _url: &str, _username: &str, _password: &[u8]) -> Task<Result<()>> {
         Task::ready(Err(anyhow::anyhow!(