diff --git a/packages/ai/test/openai-responses-reasoning-replay-e2e.test.ts b/packages/ai/test/openai-responses-reasoning-replay-e2e.test.ts
index 85753c039..68b2326c0 100644
--- a/packages/ai/test/openai-responses-reasoning-replay-e2e.test.ts
+++ b/packages/ai/test/openai-responses-reasoning-replay-e2e.test.ts
@@ -90,7 +90,7 @@ describe.skipIf(!process.env.OPENAI_API_KEY || !process.env.ANTHROPIC_API_KEY)(
 			// 6. With fix: tool calls/results converted to text, conversation continues
 
 			const modelA = getModel("openai", "gpt-5-mini");
-			const modelB = getModel("openai", "gpt-5.2-codex");
+			const modelB = getModel("openai", "gpt-5.5");
 
 			const apiKey = getEnvApiKey("openai");
 			if (!apiKey) {
@@ -189,7 +189,7 @@ describe.skipIf(!process.env.OPENAI_API_KEY || !process.env.ANTHROPIC_API_KEY)(
 			// 5. Should work because foreign IDs have no pairing expectation
 
 			const anthropicModel = getModel("anthropic", "claude-sonnet-4-5");
-			const codexModel = getModel("openai", "gpt-5.2-codex");
+			const codexModel = getModel("openai", "gpt-5.5");
 
 			const anthropicApiKey = getEnvApiKey("anthropic");
 			const openaiApiKey = getEnvApiKey("openai");
diff --git a/packages/ai/test/xhigh.test.ts b/packages/ai/test/xhigh.test.ts
index f1722b9a7..0803c3757 100644
--- a/packages/ai/test/xhigh.test.ts
+++ b/packages/ai/test/xhigh.test.ts
@@ -15,10 +15,10 @@ function makeContext(): Context {
 }
 
 describe.skipIf(!process.env.OPENAI_API_KEY)("xhigh reasoning", () => {
-	describe("codex-max (supports xhigh)", () => {
+	describe("gpt 5.5 (supports xhigh)", () => {
 		// Note: codex models only support the responses API, not chat completions
 		it("should work with openai-responses", async () => {
-			const model = getModel("openai", "gpt-5.1-codex-max");
+			const model = getModel("openai", "gpt-5.5");
 			const s = stream(model, makeContext(), { reasoningEffort: "xhigh" });
 			let hasThinking = false;