diff --git a/extensions/openai/default-models.ts b/extensions/openai/default-models.ts
index 7034c2053c0..e4157a3caf3 100644
--- a/extensions/openai/default-models.ts
+++ b/extensions/openai/default-models.ts
@@ -5,7 +5,7 @@ import {
 } from "openclaw/plugin-sdk/provider-onboard";
 
 export const OPENAI_DEFAULT_MODEL = "openai/gpt-5.5";
-export const OPENAI_CODEX_DEFAULT_MODEL = "openai-codex/gpt-5.5";
+export const OPENAI_CODEX_DEFAULT_MODEL = "openai/gpt-5.5";
 export const OPENAI_DEFAULT_IMAGE_MODEL = "gpt-image-2";
 export const OPENAI_DEFAULT_TTS_MODEL = "gpt-4o-mini-tts";
 export const OPENAI_DEFAULT_TTS_VOICE = "alloy";
diff --git a/extensions/openai/openai-provider.ts b/extensions/openai/openai-provider.ts
index b52a87525aa..67adb2f7c91 100644
--- a/extensions/openai/openai-provider.ts
+++ b/extensions/openai/openai-provider.ts
@@ -275,7 +275,7 @@ export function buildOpenAIProvider(): ProviderPlugin {
       if (ctx.provider !== PROVIDER_ID || ctx.listProfileIds("openai-codex").length === 0) {
         return undefined;
       }
-      return 'No API key found for provider "openai". You are authenticated with OpenAI Codex OAuth. Use openai-codex/gpt-5.5 (OAuth) or set OPENAI_API_KEY to use openai/gpt-5.5.';
+      return 'No API key found for provider "openai". You are authenticated with OpenAI Codex OAuth. Use openai/gpt-5.5 with the Codex OAuth profile, or set OPENAI_API_KEY for direct OpenAI API access.';
     },
     suppressBuiltInModel: (ctx) => {
       if (
diff --git a/src/auto-reply/reply/agent-runner-execution.ts b/src/auto-reply/reply/agent-runner-execution.ts
index 5278ad1a7d4..c9c2c0ba230 100644
--- a/src/auto-reply/reply/agent-runner-execution.ts
+++ b/src/auto-reply/reply/agent-runner-execution.ts
@@ -356,7 +356,7 @@ function buildMissingApiKeyFailureText(message: string): string | null {
     return null;
   }
   if (provider === "openai" && normalizedMessage.includes("OpenAI Codex OAuth")) {
-    return "⚠️ Missing API key for OpenAI on the gateway. Use `openai-codex/gpt-5.5` for OAuth, or set `OPENAI_API_KEY`, then try again.";
+    return "⚠️ Missing API key for OpenAI on the gateway. Use `openai/gpt-5.5` with the Codex OAuth profile, or set `OPENAI_API_KEY`, then try again.";
   }
   if (SAFE_MISSING_API_KEY_PROVIDERS.has(provider)) {
     return `⚠️ Missing API key for provider "${provider}". Configure the gateway auth for that provider, then try again.`;
diff --git a/src/auto-reply/reply/response-prefix-template.ts b/src/auto-reply/reply/response-prefix-template.ts
index 9c8d745ec9f..be0d593ddbe 100644
--- a/src/auto-reply/reply/response-prefix-template.ts
+++ b/src/auto-reply/reply/response-prefix-template.ts
@@ -10,7 +10,7 @@ import { normalizeLowercaseStringOrEmpty } from "../../shared/string-coerce.js";
 export type ResponsePrefixContext = {
   /** Short model name (e.g., "gpt-5.4", "claude-opus-4-6") */
   model?: string;
-  /** Full model ID including provider (e.g., "openai-codex/gpt-5.4") */
+  /** Full model ID including provider (e.g., "openai/gpt-5.5") */
   modelFull?: string;
   /** Provider name (e.g., "openai-codex", "anthropic") */
   provider?: string;
@@ -77,7 +77,7 @@ export function resolveResponsePrefixTemplate(
  * - Common version suffixes (e.g., "-latest")
  *
  * @example
- * extractShortModelName("openai-codex/gpt-5.4") // "gpt-5.4"
+ * extractShortModelName("openai/gpt-5.5") // "gpt-5.5"
  * extractShortModelName("claude-opus-4-6-20260205") // "claude-opus-4-6"
  * extractShortModelName("gpt-5.4-latest") // "gpt-5.4"
  */
diff --git a/src/gateway/gateway-codex-harness.live-helpers.ts b/src/gateway/gateway-codex-harness.live-helpers.ts
index 7413937da0c..b4aed1dd656 100644
--- a/src/gateway/gateway-codex-harness.live-helpers.ts
+++ b/src/gateway/gateway-codex-harness.live-helpers.ts
@@ -7,7 +7,9 @@ export const EXPECTED_CODEX_MODELS_COMMAND_TEXT = [
   "Available agent IDs in this session:",
   "opened an interactive trust prompt",
   "opened an interactive model-selection prompt",
+  "running as Codex on `openai/",
   "running as Codex on `codex/",
+  "currently running on `openai/",
   "currently running on `codex/",
   "stdin is not a terminal",
   "The local `codex models` entrypoint is interactive in this environment",
@@ -30,21 +32,33 @@ export const EXPECTED_CODEX_MODELS_COMMAND_TEXT = [
   "Available models in this Codex install",
   "Available agent models:",
   "Visible options in this session:",
+  "Current: `openai/",
   "Current: `codex/",
   "Current model:",
+  "Current model: `openai/",
   "Current model: `codex/",
+  "Current model is `openai/",
   "Current model is `codex/",
+  "Current session model: `openai/",
   "Current session model: `codex/",
+  "Current session model is `openai/",
   "Current session model is `codex/",
+  "The current session is using `openai/",
   "The current session is using `codex/",
+  "current session is using `openai/",
   "current session is using `codex/",
   "Configured model from `~/.codex/config.toml`:",
   "Configured models in this session:",
   "Default model:",
+  "This harness is configured with a single Codex model: `openai/",
   "This harness is configured with a single Codex model: `codex/",
+  "Primary model: `openai/",
   "Primary model: `codex/",
+  "Registered models: `openai/",
   "Registered models: `codex/",
+  "Active model: `openai/",
   "Active model: `codex/",
+  "Current active model is `openai/",
   "Current active model is `codex/",
   "Current OpenClaw session status reports the active model as:",
 ] as const;
@@ -98,7 +112,7 @@ export function isExpectedCodexModelsCommandText(text: string): boolean {
     normalized.includes("live openclaw config shows") ||
     normalized.includes("current gateway config");
   const isSessionConfigFallback =
-    text.includes("`codex/") &&
+    (text.includes("`openai/") || text.includes("`codex/")) &&
     ((mentionsConfiguredModels && mentionsSessionModel) ||
       (mentionsConfigSummary && (mentionsConfiguredModels || mentionsSessionModel)));
 
@@ -112,6 +126,8 @@ export function isExpectedCodexModelsCommandText(text: string): boolean {
     normalized.includes("available here:") ||
     normalized.includes("available agent ids in this session:");
   const mentionsCurrentActiveModel =
+    normalized.includes("current active model is `openai/") ||
+    normalized.includes("current active model is openai/") ||
     normalized.includes("current active model is `codex/") ||
     normalized.includes("current active model is codex/");
   const mentionsCurrentSelectedModel =
@@ -123,11 +139,12 @@ export function isExpectedCodexModelsCommandText(text: string): boolean {
     mentionsVisibleOptions &&
     mentionsCurrentActiveModel;
   const isAgentIdModelSummary =
-    normalized.includes("available agent ids in this session:") && text.includes("`codex/");
+    normalized.includes("available agent ids in this session:") &&
+    (text.includes("`openai/") || text.includes("`codex/"));
   const isAvailableHereModelSummary =
     normalized.includes("available here:") &&
     normalized.includes("current session model") &&
-    text.includes("`codex/");
+    (text.includes("`openai/") || text.includes("`codex/"));
   const isInteractiveTuiSummary =
     mentionsCodexModelsCommand &&
     mentionsInteractiveSelection &&
diff --git a/src/plugins/provider-model-defaults.ts b/src/plugins/provider-model-defaults.ts
index 8cecb0b4ea5..744b12f61c0 100644
--- a/src/plugins/provider-model-defaults.ts
+++ b/src/plugins/provider-model-defaults.ts
@@ -7,7 +7,7 @@ import { ensureModelAllowlistEntry } from "./provider-model-allowlist.js";
 import { applyAgentDefaultPrimaryModel } from "./provider-model-primary.js";
 
 export const OPENAI_DEFAULT_MODEL = "openai/gpt-5.5";
-export const OPENAI_CODEX_DEFAULT_MODEL = "openai-codex/gpt-5.5";
+export const OPENAI_CODEX_DEFAULT_MODEL = "openai/gpt-5.5";
 export const OPENAI_DEFAULT_IMAGE_MODEL = "gpt-image-2";
 export const OPENAI_DEFAULT_TTS_MODEL = "gpt-4o-mini-tts";
 export const OPENAI_DEFAULT_TTS_VOICE = "alloy";