diff --git a/mcp/scripts/ask.py b/mcp/scripts/ask.py
index 5d82c87..9f4b6bf 100644
--- a/mcp/scripts/ask.py
+++ b/mcp/scripts/ask.py
@@ -59,16 +59,6 @@ def call_mcp(cfg, message: str):
     response.raise_for_status()
     return response.json().get("output", {}).get("response", "❓ 応答が取得できませんでした")
 
-#def call_openai(cfg, message: str):
-#    payload = build_payload_openai(cfg, message)
-#    headers = {
-#        "Authorization": f"Bearer {cfg['api_key']}",
-#        "Content-Type": "application/json",
-#    }
-#    response = requests.post(cfg["url"], headers=headers, json=payload)
-#    response.raise_for_status()
-#    return response.json()["choices"][0]["message"]["content"]
-
 def call_openai(cfg, message: str):
     tools = [
         {
@@ -127,6 +117,17 @@ def call_openai(cfg, message: str):
     # 通常のテキスト応答
     return result["choices"][0]["message"]["content"]
 
+def call_ollama(cfg, message: str):
+    payload = {
+            "model": cfg["model"],
+            "prompt": message,  # `prompt` → `message` にすべき（変数未定義エラー回避）
+            "stream": False
+            }
+    headers = {"Content-Type": "application/json"}
+    response = requests.post(cfg["url"], headers=headers, json=payload)
+    response.raise_for_status()
+    return response.json().get("response", "❌ 応答が取得できませんでした")
+
 def main():
     if len(sys.argv) < 2:
         print("Usage: ask.py 'your message'")
@@ -142,6 +143,9 @@ def main():
             response = call_openai(cfg, message)
         elif cfg["provider"] == "mcp":
             response = call_mcp(cfg, message)
+
+        elif cfg["provider"] == "ollama":
+            response = call_ollama(cfg, message)
         else:
             raise ValueError(f"未対応のプロバイダー: {cfg['provider']}")