diff --git a/.changeset/little-pianos-juggle.md b/.changeset/little-pianos-juggle.md
new file mode 100644
index 0000000000..02457339e9
--- /dev/null
+++ b/.changeset/little-pianos-juggle.md
@@ -0,0 +1,5 @@
+---
+"claude-dev": minor
+---
+
+Adding reasoning_effort support for openrouter and openai-native
diff --git a/package-lock.json b/package-lock.json
index 25b4a9e508..d193735592 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "claude-dev",
-	"version": "3.2.12",
+	"version": "3.2.13",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "claude-dev",
-			"version": "3.2.12",
+			"version": "3.2.13",
 			"license": "Apache-2.0",
 			"dependencies": {
 				"@anthropic-ai/bedrock-sdk": "^0.10.2",
@@ -36,7 +36,7 @@
 				"isbinaryfile": "^5.0.2",
 				"mammoth": "^1.8.0",
 				"monaco-vscode-textmate-theme-converter": "^0.1.7",
-				"openai": "^4.82.0",
+				"openai": "^4.83.0",
 				"os-name": "^6.0.0",
 				"p-wait-for": "^5.0.2",
 				"pdf-parse": "^1.1.1",
@@ -10617,9 +10617,9 @@
 			}
 		},
 		"node_modules/openai": {
-			"version": "4.82.0",
-			"resolved": "https://registry.npmjs.org/openai/-/openai-4.82.0.tgz",
-			"integrity": "sha512-1bTxOVGZuVGsKKUWbh3BEwX1QxIXUftJv+9COhhGGVDTFwiaOd4gWsMynF2ewj1mg6by3/O+U8+EEHpWRdPaJg==",
+			"version": "4.83.0",
+			"resolved": "https://registry.npmjs.org/openai/-/openai-4.83.0.tgz",
+			"integrity": "sha512-fmTsqud0uTtRKsPC7L8Lu55dkaTwYucqncDHzVvO64DKOpNTuiYwjbR/nVgpapXuYy8xSnhQQPUm+3jQaxICgw==",
 			"license": "Apache-2.0",
 			"dependencies": {
 				"@types/node": "^18.11.18",
diff --git a/package.json b/package.json
index c2d4bfc4e4..3149914521 100644
--- a/package.json
+++ b/package.json
@@ -161,6 +161,16 @@
 					"type": "boolean",
 					"default": true,
 					"description": "Enables extension to save checkpoints of workspace throughout the task."
+				},
+				"cline.modelSettings.o3Mini.reasoningEffort": {
+					"type": "string",
+					"enum": [
+						"low",
+						"medium",
+						"high"
+					],
+					"default": "medium",
+					"description": "Controls the reasoning effort when using the o3-mini model. Higher values may result in more thorough but slower responses."
 				}
 			}
 		}
@@ -239,7 +249,7 @@
 		"isbinaryfile": "^5.0.2",
 		"mammoth": "^1.8.0",
 		"monaco-vscode-textmate-theme-converter": "^0.1.7",
-		"openai": "^4.82.0",
+		"openai": "^4.83.0",
 		"os-name": "^6.0.0",
 		"p-wait-for": "^5.0.2",
 		"pdf-parse": "^1.1.1",
diff --git a/src/api/providers/openai-native.ts b/src/api/providers/openai-native.ts
index 63f30bd61c..c90aa6f862 100644
--- a/src/api/providers/openai-native.ts
+++ b/src/api/providers/openai-native.ts
@@ -11,6 +11,7 @@ import {
 } from "../../shared/api"
 import { convertToOpenAiMessages } from "../transform/openai-format"
 import { ApiStream } from "../transform/stream"
+import { ChatCompletionReasoningEffort } from "openai/resources/chat/completions.mjs"
 
 export class OpenAiNativeHandler implements ApiHandler {
 	private options: ApiHandlerOptions
@@ -51,6 +52,7 @@ export class OpenAiNativeHandler implements ApiHandler {
 					messages: [{ role: "developer", content: systemPrompt }, ...convertToOpenAiMessages(messages)],
 					stream: true,
 					stream_options: { include_usage: true },
+					reasoning_effort: (this.options.o3MiniReasoningEffort as ChatCompletionReasoningEffort) || "medium",
 				})
 				for await (const chunk of stream) {
 					const delta = chunk.choices[0]?.delta
diff --git a/src/api/providers/openrouter.ts b/src/api/providers/openrouter.ts
index 45cbd2c7ac..025c7eb1d3 100644
--- a/src/api/providers/openrouter.ts
+++ b/src/api/providers/openrouter.ts
@@ -130,6 +130,7 @@ export class OpenRouterHandler implements ApiHandler {
 			stream: true,
 			transforms: shouldApplyMiddleOutTransform ? ["middle-out"] : undefined,
 			include_reasoning: true,
+			...(model.id === "openai/o3-mini" ? { reasoning_effort: this.options.o3MiniReasoningEffort || "medium" } : {}),
 		})
 
 		let genId: string | undefined
diff --git a/src/core/webview/ClineProvider.ts b/src/core/webview/ClineProvider.ts
index 142ff23a1b..0f4758ff92 100644
--- a/src/core/webview/ClineProvider.ts
+++ b/src/core/webview/ClineProvider.ts
@@ -1480,6 +1480,10 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 			}
 		}
 
+		const o3MiniReasoningEffort = vscode.workspace
+			.getConfiguration("cline.modelSettings.o3Mini")
+			.get("reasoningEffort", "medium")
+
 		return {
 			apiConfiguration: {
 				apiProvider,
@@ -1517,6 +1521,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 				openRouterModelId,
 				openRouterModelInfo,
 				vsCodeLmModelSelector,
+				o3MiniReasoningEffort,
 				liteLlmBaseUrl,
 				liteLlmModelId,
 			},
diff --git a/src/shared/api.ts b/src/shared/api.ts
index 169be3640a..748fb54e09 100644
--- a/src/shared/api.ts
+++ b/src/shared/api.ts
@@ -52,6 +52,7 @@ export interface ApiHandlerOptions {
 	mistralApiKey?: string
 	azureApiVersion?: string
 	vsCodeLmModelSelector?: any
+	o3MiniReasoningEffort?: string
 	qwenApiLine?: string
 }