From ac31c431cb5d8cdeea15127c99741b84a78c02ec Mon Sep 17 00:00:00 2001
From: Faolain <Faolain@users.noreply.github.com>
Date: Tue, 19 Aug 2025 01:39:24 -0400
Subject: [PATCH] feat: add reasoning capability as optional parameter

---
 index.ts          | 16 ++++++++++++++++
 package-lock.json |  6 +++---
 package.json      |  2 +-
 tests/test-dev.js |  1 +
 4 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/index.ts b/index.ts
index ff3f031..08ce0eb 100644
--- a/index.ts
+++ b/index.ts
@@ -105,6 +105,12 @@ export const ChatParametersSchema = z.object({
     .string()
     .optional()
     .describe("The working directory for the task execution."),
+  reasoningEffort: z
+    .enum(["low", "medium", "high", "none"])
+    .optional()
+    .describe(
+      'Model reasoning effort ("low" | "medium" | "high" | "none"). Passed via --config model_reasoning_effort.',
+    ),
 });
 
 // Tool execution functions
@@ -142,6 +148,12 @@ export async function chat(args: unknown) {
       break;
   }
 
+  // reasoning effort -> --config model_reasoning_effort=<value>
+  if (parsedArgs.reasoningEffort) {
+    // `--config` has short form `-c`; either works
+    cliArgs.push("-c", `model_reasoning_effort=${parsedArgs.reasoningEffort}`);
+  }
+
   // Always use exec mode for non-interactive execution
   cliArgs.push("exec");
 
@@ -206,6 +218,10 @@ async function main() {
           .string()
           .optional()
           .describe("The working directory for the task execution."),
+        reasoningEffort: z
+          .enum(["low", "medium", "high", "none"])
+          .optional()
+          .describe("Passes through as --config model_reasoning_effort."),
       },
     },
     async (args) => {
diff --git a/package-lock.json b/package-lock.json
index 9e2ea47..fe6281d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "mcp-codex-cli",
-  "version": "0.1.3",
+  "version": "0.2.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "mcp-codex-cli",
-      "version": "0.1.3",
+      "version": "0.2.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.13.1",
@@ -1796,4 +1796,4 @@
       }
     }
   }
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 8ab826e..b3cf185 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mcp-codex-cli",
-  "version": "1.0.0",
+  "version": "0.2.0",
   "description": "MCP server wrapper for OpenAI's Codex CLI",
   "author": "suwa-sh",
   "license": "MIT",
diff --git a/tests/test-dev.js b/tests/test-dev.js
index eebab14..2bdcd75 100755
--- a/tests/test-dev.js
+++ b/tests/test-dev.js
@@ -13,6 +13,7 @@ async function testChat() {
           "typescriptで、Hello World と表示するシンプルな関数を作成してください",
         approvalLevel: "auto-edit",
         model: "gpt-5",
+        reasoningEffort: "high",
       },
       true,
     );