diff --git a/extensions/codex/src/app-server/side-question.test.ts b/extensions/codex/src/app-server/side-question.test.ts
index e4609d7fdb52..ce60a68b8f6c 100644
--- a/extensions/codex/src/app-server/side-question.test.ts
+++ b/extensions/codex/src/app-server/side-question.test.ts
@@ -675,6 +675,7 @@ describe("runCodexAppServerSideQuestion", () => {
       "features.code_mode": true,
       "features.code_mode_only": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
diff --git a/extensions/codex/src/app-server/thread-lifecycle.binding.test.ts b/extensions/codex/src/app-server/thread-lifecycle.binding.test.ts
index ecb416ecdf33..54bd82d04a34 100644
--- a/extensions/codex/src/app-server/thread-lifecycle.binding.test.ts
+++ b/extensions/codex/src/app-server/thread-lifecycle.binding.test.ts
@@ -120,6 +120,7 @@ const DEFAULT_CODEX_RUNTIME_THREAD_CONFIG = {
   "features.code_mode": true,
   "features.code_mode_only": false,
   "features.apply_patch_streaming_events": true,
+  suppress_unstable_features_warning: true,
   "features.standalone_web_search": false,
   web_search: "cached",
 } as const;
diff --git a/extensions/codex/src/app-server/thread-lifecycle.test.ts b/extensions/codex/src/app-server/thread-lifecycle.test.ts
index 7cd73c217622..ae868ee4c9b2 100644
--- a/extensions/codex/src/app-server/thread-lifecycle.test.ts
+++ b/extensions/codex/src/app-server/thread-lifecycle.test.ts
@@ -1500,6 +1500,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -1647,6 +1648,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.multi_agent": false,
       "features.standalone_web_search": false,
       web_search: "cached",
@@ -1777,6 +1779,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -1801,6 +1804,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -1861,6 +1865,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -1941,6 +1946,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -1976,6 +1982,7 @@ describe("Codex app-server native code mode config", () => {
       "features.goals": false,
       "tools.update_plan.enabled": false,
       "features.apply_patch_streaming_events": true,
+      suppress_unstable_features_warning: true,
       "features.standalone_web_search": false,
       web_search: "cached",
     });
@@ -2180,6 +2187,7 @@ describe("Codex app-server turn params", () => {
         "features.goals": false,
         "tools.update_plan.enabled": false,
         "features.apply_patch_streaming_events": true,
+        suppress_unstable_features_warning: true,
         "features.standalone_web_search": false,
         web_search: "cached",
       },
diff --git a/extensions/codex/src/app-server/thread-requests.ts b/extensions/codex/src/app-server/thread-requests.ts
index 216506cb9093..e38b3c48a50d 100644
--- a/extensions/codex/src/app-server/thread-requests.ts
+++ b/extensions/codex/src/app-server/thread-requests.ts
@@ -36,10 +36,13 @@ import { resolveCodexWebSearchPlan, type CodexNativeWebSearchSupport } from "./w
 export const CODEX_RING_ZERO_BASE_INSTRUCTIONS = "";
 
 // Stream structured patch snapshots so large generated edits keep the turn active.
+// OpenClaw opts into these under-development features deliberately, so silence
+// Codex's chat warning that tells operators to edit the managed codex-home config.
 const CODEX_CODE_MODE_THREAD_CONFIG: JsonObject = {
   "features.code_mode": true,
   "features.code_mode_only": false,
   "features.apply_patch_streaming_events": true,
+  suppress_unstable_features_warning: true,
 };
 
 const CODEX_GOAL_CONTINUATION_DISABLED_THREAD_CONFIG: JsonObject = {
diff --git a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/discord-group-codex-message-tool.md b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/discord-group-codex-message-tool.md
index 1039eb9eed08..8509eb2cdcba 100644
--- a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/discord-group-codex-message-tool.md
+++ b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/discord-group-codex-message-tool.md
@@ -70,6 +70,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },
@@ -114,6 +115,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },
diff --git a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-direct-codex-message-tool.md b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-direct-codex-message-tool.md
index 239cac03a3bb..f3012a6847f2 100644
--- a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-direct-codex-message-tool.md
+++ b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-direct-codex-message-tool.md
@@ -70,6 +70,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },
@@ -114,6 +115,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },
diff --git a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-heartbeat-codex-tool.md b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-heartbeat-codex-tool.md
index 0cc38824bc69..7433ad6e9a28 100644
--- a/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-heartbeat-codex-tool.md
+++ b/test/fixtures/agents/prompt-snapshots/codex-runtime-happy-path/telegram-heartbeat-codex-tool.md
@@ -70,6 +70,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },
@@ -115,6 +116,7 @@
     "features.goals": false,
     "features.standalone_web_search": false,
     "project_doc_max_bytes": 131072,
+    "suppress_unstable_features_warning": true,
     "tools.update_plan.enabled": false,
     "web_search": "cached"
   },