diff --git a/packages/components/models.json b/packages/components/models.json
index 6b8ce72d5b8..81a2b96aa75 100644
--- a/packages/components/models.json
+++ b/packages/components/models.json
@@ -700,6 +700,42 @@
         {
             "name": "azureChatOpenAI",
             "models": [
+                {
+                    "label": "gpt-5.5",
+                    "name": "gpt-5.5",
+                    "input_cost": 0.000005,
+                    "output_cost": 0.00003
+                },
+                {
+                    "label": "gpt-5.5-pro",
+                    "name": "gpt-5.5-pro",
+                    "input_cost": 0.00003,
+                    "output_cost": 0.00018
+                },
+                {
+                    "label": "gpt-5.4",
+                    "name": "gpt-5.4",
+                    "input_cost": 0.0000025,
+                    "output_cost": 0.000015
+                },
+                {
+                    "label": "gpt-5.4-pro",
+                    "name": "gpt-5.4-pro",
+                    "input_cost": 0.00003,
+                    "output_cost": 0.00018
+                },
+                {
+                    "label": "gpt-5.4-mini",
+                    "name": "gpt-5.4-mini",
+                    "input_cost": 0.00000075,
+                    "output_cost": 0.0000045
+                },
+                {
+                    "label": "gpt-5.4-nano",
+                    "name": "gpt-5.4-nano",
+                    "input_cost": 0.0000002,
+                    "output_cost": 0.00000125
+                },
                 {
                     "label": "gpt-5.2",
                     "name": "gpt-5.2",
diff --git a/packages/components/src/modelRegistry.test.ts b/packages/components/src/modelRegistry.test.ts
new file mode 100644
index 00000000000..4296eaabcd2
--- /dev/null
+++ b/packages/components/src/modelRegistry.test.ts
@@ -0,0 +1,34 @@
+import models from '../models.json'
+
+type ModelEntry = {
+    label: string
+    name: string
+    input_cost: number
+    output_cost: number
+}
+
+type ProviderEntry = {
+    name: string
+    models: ModelEntry[]
+}
+
+const getChatProvider = (name: string): ProviderEntry => {
+    const provider = (models.chat as ProviderEntry[]).find((entry) => entry.name === name)
+    if (!provider) throw new Error(`Missing chat provider ${name}`)
+    return provider
+}
+
+describe('models.json Azure ChatOpenAI registry', () => {
+    const newerGpt5Models = ['gpt-5.5', 'gpt-5.5-pro', 'gpt-5.4', 'gpt-5.4-pro', 'gpt-5.4-mini', 'gpt-5.4-nano']
+
+    it.each(newerGpt5Models)('keeps %s Azure ChatOpenAI aligned with ChatOpenAI', (modelName) => {
+        const chatOpenAI = getChatProvider('chatOpenAI')
+        const azureChatOpenAI = getChatProvider('azureChatOpenAI')
+        const openAIModel = chatOpenAI.models.find((model) => model.name === modelName)
+        const azureModel = azureChatOpenAI.models.find((model) => model.name === modelName)
+
+        expect(openAIModel).toBeDefined()
+        expect(azureModel).toBeDefined()
+        expect(azureModel).toEqual(openAIModel)
+    })
+})