From d2dee3cddf70ea0f3628f3b6fbca6ea7beb62d5a Mon Sep 17 00:00:00 2001
From: Hannes Rudolph <hrudolph@gmail.com>
Date: Thu, 4 Dec 2025 20:06:45 -0700
Subject: [PATCH 1/2] feat: add gpt-5.1-codex-max model to OpenAI provider

Add GPT-5.1-Codex-Max model with:
- 400K context window, 128K max output tokens
- Higher reasoning support (low/medium/high)
- $1.25/$10 input/output pricing per 1M tokens
- Image support and prompt caching
- Priority tier option
---
 packages/types/src/providers/openai.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/packages/types/src/providers/openai.ts b/packages/types/src/providers/openai.ts
index 0bff8aea3f7..fb0837c3c64 100644
--- a/packages/types/src/providers/openai.ts
+++ b/packages/types/src/providers/openai.ts
@@ -42,6 +42,23 @@ export const openAiNativeModels = {
 		tiers: [{ name: "priority", contextWindow: 400000, inputPrice: 2.5, outputPrice: 20.0, cacheReadsPrice: 0.25 }],
 		description: "GPT-5.1 Codex: A version of GPT-5.1 optimized for agentic coding in Codex",
 	},
+	"gpt-5.1-codex-max": {
+		maxTokens: 128000,
+		contextWindow: 400000,
+		supportsNativeTools: true,
+		supportsImages: true,
+		supportsPromptCache: true,
+		promptCacheRetention: "24h",
+		supportsReasoningEffort: ["low", "medium", "high"],
+		reasoningEffort: "medium",
+		inputPrice: 1.25,
+		outputPrice: 10.0,
+		cacheReadsPrice: 0.125,
+		supportsTemperature: false,
+		tiers: [{ name: "priority", contextWindow: 400000, inputPrice: 2.5, outputPrice: 20.0, cacheReadsPrice: 0.25 }],
+		description:
+			"GPT-5.1 Codex Max: Our most intelligent coding model optimized for long-horizon, agentic coding tasks",
+	},
 	"gpt-5.1-codex-mini": {
 		maxTokens: 128000,
 		contextWindow: 400000,

From 59b1b6cf7bdcec0a4d0f3da004e153bdc3c8c631 Mon Sep 17 00:00:00 2001
From: Hannes Rudolph <hrudolph@gmail.com>
Date: Thu, 4 Dec 2025 20:24:45 -0700
Subject: [PATCH 2/2] feat: add GPT-5 model defaults for Roo provider

Configure GPT-5.1, GPT-5, and GPT-5-mini models to use:
- apply_patch as the included tool
- Exclude apply_diff and write_to_file
- Default reasoning effort: medium
---
 src/api/providers/fetchers/roo.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/api/providers/fetchers/roo.ts b/src/api/providers/fetchers/roo.ts
index b5cc6b36fd0..b86715f77bd 100644
--- a/src/api/providers/fetchers/roo.ts
+++ b/src/api/providers/fetchers/roo.ts
@@ -13,6 +13,21 @@ export const MODEL_DEFAULTS: Record<string, Partial<ModelInfo>> = {
 		includedTools: ["search_and_replace"],
 		excludedTools: ["apply_diff"],
 	},
+	"openai/gpt-5.1": {
+		includedTools: ["apply_patch"],
+		excludedTools: ["apply_diff", "write_to_file"],
+		reasoningEffort: "medium",
+	},
+	"openai/gpt-5": {
+		includedTools: ["apply_patch"],
+		excludedTools: ["apply_diff", "write_to_file"],
+		reasoningEffort: "medium",
+	},
+	"openai/gpt-5-mini": {
+		includedTools: ["apply_patch"],
+		excludedTools: ["apply_diff", "write_to_file"],
+		reasoningEffort: "medium",
+	},
 }
 
 /**