diff --git a/packages/models/src/models/openai.ts b/packages/models/src/models/openai.ts
index 813fd9c727..2d4a70d21c 100644
--- a/packages/models/src/models/openai.ts
+++ b/packages/models/src/models/openai.ts
@@ -1536,6 +1536,127 @@ export const openaiModels = [
 			},
 		],
 	},
+	{
+		id: "gpt-5.5",
+		name: "GPT-5.5",
+		description:
+			"A new class of intelligence for coding and professional work.",
+		family: "openai",
+		releasedAt: new Date("2026-04-23"),
+		providers: [
+			{
+				providerId: "openai",
+				modelName: "gpt-5.5",
+				inputPrice: 5.0 / 1e6,
+				outputPrice: 30.0 / 1e6,
+				cachedInputPrice: 0.5 / 1e6,
+				requestPrice: 0,
+				contextSize: 1050000,
+				maxOutput: 128000,
+				streaming: true,
+				vision: true,
+				tools: true,
+				webSearch: true,
+				webSearchPrice: 0.01,
+				reasoning: true,
+				reasoningMaxTokens: true,
+				reasoningOutput: "omit",
+				supportsResponsesApi: true,
+				jsonOutputSchema: true,
+				supportedParameters: [
+					"temperature",
+					"top_p",
+					"frequency_penalty",
+					"presence_penalty",
+					"response_format",
+				],
+				jsonOutput: true,
+			},
+			{
+				providerId: "azure",
+				stability: "unstable",
+				modelName: "gpt-5.5",
+				inputPrice: 5.0 / 1e6,
+				outputPrice: 30.0 / 1e6,
+				cachedInputPrice: 0.5 / 1e6,
+				discount: 0.3,
+				requestPrice: 0,
+				contextSize: 1050000,
+				maxOutput: 128000,
+				streaming: true,
+				vision: true,
+				tools: true,
+				webSearch: true,
+				webSearchPrice: 0.01,
+				reasoning: true,
+				reasoningMaxTokens: true,
+				reasoningOutput: "omit",
+				supportsResponsesApi: true,
+				jsonOutputSchema: true,
+				supportedParameters: [
+					"temperature",
+					"top_p",
+					"frequency_penalty",
+					"presence_penalty",
+					"response_format",
+				],
+				jsonOutput: true,
+			},
+		],
+	},
+	{
+		id: "gpt-5.5-pro",
+		name: "GPT-5.5 Pro",
+		description:
+			"Version of GPT-5.5 that uses more compute for smarter and more precise responses.",
+		family: "openai",
+		releasedAt: new Date("2026-04-23"),
+		providers: [
+			{
+				providerId: "openai",
+				test: "skip",
+				modelName: "gpt-5.5-pro",
+				inputPrice: 30.0 / 1e6,
+				outputPrice: 180.0 / 1e6,
+				discount: 0.3,
+				requestPrice: 0,
+				contextSize: 1050000,
+				maxOutput: 128000,
+				streaming: true,
+				reasoning: true,
+				reasoningMaxTokens: true,
+				reasoningOutput: "omit",
+				vision: true,
+				tools: true,
+				webSearch: true,
+				webSearchPrice: 0.01,
+				supportsResponsesApi: true,
+				jsonOutputSchema: false,
+				jsonOutput: true,
+			},
+			{
+				providerId: "azure",
+				test: "skip",
+				modelName: "gpt-5.5-pro",
+				inputPrice: 30.0 / 1e6,
+				outputPrice: 180.0 / 1e6,
+				requestPrice: 0,
+				contextSize: 1050000,
+				maxOutput: 128000,
+				streaming: true,
+				reasoning: true,
+				reasoningMaxTokens: true,
+				reasoningOutput: "omit",
+				vision: true,
+				tools: true,
+				webSearch: true,
+				webSearchPrice: 0.01,
+				supportsResponsesApi: true,
+				jsonOutputSchema: false,
+				jsonOutput: true,
+			},
+		],
+	},
 	{
 		id: "gpt-5.2-codex",
 		name: "GPT-5.2 Codex",