diff --git a/packages/opencode/src/cli/cmd/run.ts b/packages/opencode/src/cli/cmd/run.ts
index e6b9e86d2..6e0634b88 100644
--- a/packages/opencode/src/cli/cmd/run.ts
+++ b/packages/opencode/src/cli/cmd/run.ts
@@ -93,9 +93,11 @@ export const RunCommand = cmd({
       UI.empty()
 
       const cfg = await Config.get()
-      if (cfg.autoshare || Flag.OPENCODE_AUTO_SHARE || args.share) {
+      if (Config.isSharingEnabled(cfg) || Flag.OPENCODE_AUTO_SHARE || (args.share && cfg.sharing !== "disabled")) {
         await Session.share(session.id)
         UI.println(UI.Style.TEXT_INFO_BOLD + "~  https://opencode.ai/s/" + session.id.slice(-8))
+      } else if (args.share && cfg.sharing === "disabled") {
+        UI.println(UI.Style.TEXT_ERROR_BOLD + "!  Sharing is disabled in configuration")
       }
       UI.empty()
 
diff --git a/packages/opencode/src/config/config.ts b/packages/opencode/src/config/config.ts
index 196b4db83..105919df4 100644
--- a/packages/opencode/src/config/config.ts
+++ b/packages/opencode/src/config/config.ts
@@ -117,7 +117,8 @@ export namespace Config {
       $schema: z.string().optional().describe("JSON schema reference for configuration validation"),
       theme: z.string().optional().describe("Theme name to use for the interface"),
       keybinds: Keybinds.optional().describe("Custom keybind configurations"),
-      autoshare: z.boolean().optional().describe("Share newly created sessions automatically"),
+      sharing: z.enum(["auto", "disabled"]).optional().describe("Control sharing behavior: 'auto' enables automatic sharing, 'disabled' disables all sharing"),
+      autoshare: z.boolean().optional().describe("@deprecated Use 'sharing' field instead. Share newly created sessions automatically"),
       autoupdate: z.boolean().optional().describe("Automatically update to the latest version"),
       disabled_providers: z.array(z.string()).optional().describe("Disable providers that are loaded automatically"),
       model: z.string().describe("Model to use in the format of provider/model, eg anthropic/claude-2").optional(),
@@ -258,4 +259,14 @@ export namespace Config {
   export function get() {
     return state()
   }
+
+  export function isSharingEnabled(config: Info): boolean {
+    // If sharing is explicitly set, use that value
+    if (config.sharing !== undefined) {
+      return config.sharing === "auto"
+    }
+    
+    // Fall back to deprecated autoshare field for backward compatibility
+    return config.autoshare === true
+  }
 }
diff --git a/packages/opencode/src/session/index.ts b/packages/opencode/src/session/index.ts
index 21434c3b6..b9cbd0809 100644
--- a/packages/opencode/src/session/index.ts
+++ b/packages/opencode/src/session/index.ts
@@ -145,7 +145,7 @@ export namespace Session {
     state().sessions.set(result.id, result)
     await Storage.writeJSON("session/info/" + result.id, result)
     const cfg = await Config.get()
-    if (!result.parentID && (Flag.OPENCODE_AUTO_SHARE || cfg.autoshare))
+    if (!result.parentID && (Flag.OPENCODE_AUTO_SHARE || Config.isSharingEnabled(cfg)))
       share(result.id).then((share) => {
         update(result.id, (draft) => {
           draft.share = share