From 8f2c0acc7e2fa973ae10d9e69db2c424348e8a41 Mon Sep 17 00:00:00 2001
From: Kfir Amar <kfira2002@gmail.com>
Date: Sat, 14 Mar 2026 20:33:47 +0200
Subject: [PATCH] fix(codex): advertise gpt-5.4 models

Add gpt-5.4 to the Codex model registry so OmniRoute exposes cx/gpt-5.4 and codex/gpt-5.4 in its model catalog.

Includes a focused regression test for model resolution.
---
 open-sse/config/providerRegistry.ts | 1 +
 tests/unit/plan3-p0.test.mjs        | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/open-sse/config/providerRegistry.ts b/open-sse/config/providerRegistry.ts
index da83388092..cd0f2b7959 100644
--- a/open-sse/config/providerRegistry.ts
+++ b/open-sse/config/providerRegistry.ts
@@ -186,6 +186,7 @@ export const REGISTRY: Record<string, RegistryEntry> = {
       tokenUrl: "https://auth.openai.com/oauth/token",
     },
     models: [
+      { id: "gpt-5.4", name: "GPT 5.4" },
       { id: "gpt-5.3-codex", name: "GPT 5.3 Codex" },
       { id: "gpt-5.3-codex-xhigh", name: "GPT 5.3 Codex (xHigh)" },
       { id: "gpt-5.3-codex-high", name: "GPT 5.3 Codex (High)" },
diff --git a/tests/unit/plan3-p0.test.mjs b/tests/unit/plan3-p0.test.mjs
index 4b77c4b124..c6dc9918bf 100644
--- a/tests/unit/plan3-p0.test.mjs
+++ b/tests/unit/plan3-p0.test.mjs
@@ -23,6 +23,12 @@ test("getModelInfoCore keeps openai fallback for gpt-4o", async () => {
   assert.equal(info.model, "gpt-4o");
 });
 
+test("getModelInfoCore resolves gpt-5.4 to codex", async () => {
+  const info = await getModelInfoCore("gpt-5.4", {});
+  assert.equal(info.provider, "codex");
+  assert.equal(info.model, "gpt-5.4");
+});
+
 test("getModelInfoCore returns explicit ambiguity metadata for ambiguous unprefixed model", async () => {
   const info = await getModelInfoCore("claude-haiku-4.5", {});
   assert.equal(info.provider, null);