From cfbe9d329f50126fa6d7cca3c25e43c48f96adc3 Mon Sep 17 00:00:00 2001
From: Dax Raad <d@ironbay.co>
Date: Mon, 2 Feb 2026 00:13:02 -0500
Subject: Revert "Use opentui OSC52 clipboard (#11718)"

This reverts commit 8e985e0a75ca5f2cb859434fe82dee7ea81cb59f.
---
 packages/opencode/package.json                     |  4 ++--
 packages/opencode/src/cli/cmd/tui/app.tsx          |  1 -
 .../opencode/src/cli/cmd/tui/util/clipboard.ts     | 26 +++++++++++++---------
 3 files changed, 17 insertions(+), 14 deletions(-)

(limited to 'packages')

diff --git a/packages/opencode/package.json b/packages/opencode/package.json
index 45074b96c..4afb72430 100644
--- a/packages/opencode/package.json
+++ b/packages/opencode/package.json
@@ -82,8 +82,8 @@
     "@opencode-ai/sdk": "workspace:*",
     "@opencode-ai/util": "workspace:*",
     "@openrouter/ai-sdk-provider": "1.5.4",
-    "@opentui/core": "0.1.76",
-    "@opentui/solid": "0.1.76",
+    "@opentui/core": "0.1.75",
+    "@opentui/solid": "0.1.75",
     "@parcel/watcher": "2.5.1",
     "@pierre/diffs": "catalog:",
     "@solid-primitives/event-bus": "1.1.2",
diff --git a/packages/opencode/src/cli/cmd/tui/app.tsx b/packages/opencode/src/cli/cmd/tui/app.tsx
index 2e1ffa4f0..713def2e5 100644
--- a/packages/opencode/src/cli/cmd/tui/app.tsx
+++ b/packages/opencode/src/cli/cmd/tui/app.tsx
@@ -186,7 +186,6 @@ function App() {
   const route = useRoute()
   const dimensions = useTerminalDimensions()
   const renderer = useRenderer()
-  Clipboard.setRenderer(renderer)
   renderer.disableStdoutInterception()
   const dialog = useDialog()
   const local = useLocal()
diff --git a/packages/opencode/src/cli/cmd/tui/util/clipboard.ts b/packages/opencode/src/cli/cmd/tui/util/clipboard.ts
index 5c27a26cd..0e287fbc4 100644
--- a/packages/opencode/src/cli/cmd/tui/util/clipboard.ts
+++ b/packages/opencode/src/cli/cmd/tui/util/clipboard.ts
@@ -1,12 +1,24 @@
 import { $ } from "bun"
-import type { CliRenderer } from "@opentui/core"
 import { platform, release } from "os"
 import clipboardy from "clipboardy"
 import { lazy } from "../../../../util/lazy.js"
 import { tmpdir } from "os"
 import path from "path"
 
-const rendererRef = { current: undefined as CliRenderer | undefined }
+/**
+ * Writes text to clipboard via OSC 52 escape sequence.
+ * This allows clipboard operations to work over SSH by having
+ * the terminal emulator handle the clipboard locally.
+ */
+function writeOsc52(text: string): void {
+  if (!process.stdout.isTTY) return
+  const base64 = Buffer.from(text).toString("base64")
+  const osc52 = `\x1b]52;c;${base64}\x07`
+  // tmux and screen require DCS passthrough wrapping
+  const passthrough = process.env["TMUX"] || process.env["STY"]
+  const sequence = passthrough ? `\x1bPtmux;\x1b${osc52}\x1b\\` : osc52
+  process.stdout.write(sequence)
+}
 
 export namespace Clipboard {
   export interface Content {
@@ -14,10 +26,6 @@ export namespace Clipboard {
     mime: string
   }
 
-  export function setRenderer(renderer: CliRenderer | undefined): void {
-    rendererRef.current = renderer
-  }
-
   export async function read(): Promise<Content | undefined> {
     const os = platform()
 
@@ -146,11 +154,7 @@ export namespace Clipboard {
   })
 
   export async function copy(text: string): Promise<void> {
-    const renderer = rendererRef.current
-    if (renderer) {
-      const copied = renderer.copyToClipboardOSC52(text)
-      if (copied) return
-    }
+    writeOsc52(text)
     await getCopyMethod()(text)
   }
 }
-- 
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