From 5fd066432f85fa73de1b1a35ede01bd54518fcf7 Mon Sep 17 00:00:00 2001
From: Dax Raad <d@ironbay.co>
Date: Tue, 3 Feb 2026 15:43:17 -0500
Subject: [PATCH] cli: add --thinking flag to show reasoning blocks in run
 command

---
 packages/opencode/src/cli/cmd/run.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/opencode/src/cli/cmd/run.ts b/packages/opencode/src/cli/cmd/run.ts
index 59d0e01a7cc8..6960ffd553f3 100644
--- a/packages/opencode/src/cli/cmd/run.ts
+++ b/packages/opencode/src/cli/cmd/run.ts
@@ -277,6 +277,11 @@ export const RunCommand = cmd({
         type: "string",
         describe: "model variant (provider-specific reasoning effort, e.g., high, max, minimal)",
       })
+      .option("thinking", {
+        type: "boolean",
+        describe: "show thinking blocks",
+        default: false,
+      })
   },
   handler: async (args) => {
     let message = [...args.message, ...(args["--"] || [])]
@@ -455,7 +460,7 @@ export const RunCommand = cmd({
               UI.empty()
             }
 
-            if (part.type === "reasoning" && part.time?.end) {
+            if (part.type === "reasoning" && part.time?.end && args.thinking) {
               if (emit("reasoning", { part })) continue
               const text = part.text.trim()
               if (!text) continue