diff --git a/main.py b/main.py
new file mode 100644
index 0000000..bd7b72e
--- /dev/null
+++ b/main.py
@@ -0,0 +1,122 @@
+import os
+import sys
+import httpx
+import json
+
+ANTHROPIC_API_URL = "https://api.anthropic.com/v1/messages"
+MODEL = "claude-3-7-sonnet-20250219"
+BETA_FLAG = "computer-use-2025-01-24"
+TOOL_VERSION = "20250124"
+
+HEADERS = {
+    "content-type": "application/json",
+    "anthropic-version": "2023-06-01",
+    "anthropic-beta": BETA_FLAG
+}
+
+
+def send_prompt(api_key, user_prompt):
+    headers = HEADERS.copy()
+    headers["x-api-key"] = api_key
+
+    body = {
+        "model": MODEL,
+        "max_tokens": 1024,
+        "tools": [
+            {
+                "type": f"computer_{TOOL_VERSION}",
+                "name": "computer",
+                "display_width_px": 1024,
+                "display_height_px": 768,
+                "display_number": 1
+            },
+            {
+                "type": f"bash_{TOOL_VERSION}",
+                "name": "bash"
+            },
+            {
+                "type": f"text_editor_{TOOL_VERSION}",
+                "name": "str_replace_editor"
+            }
+        ],
+        "messages": [
+            {
+                "role": "user",
+                "content": user_prompt
+            }
+        ],
+        "thinking": {
+            "type": "enabled",
+            "budget_tokens": 512
+        }
+    }
+
+    with httpx.Client(timeout=60.0) as client:
+        response = client.post(ANTHROPIC_API_URL, headers=headers, json=body)
+        response.raise_for_status()
+        return response.json()
+
+
+def extract_tool_use(response):
+    for block in response.get("content", []):
+        if block.get("type") == "tool_use":
+            return block
+    return None
+
+
+def run():
+    if len(sys.argv) < 3:
+        print("Usage: python claude_computer_use_cli.py <api_key> '<your_prompt>'")
+        return
+
+    api_key = sys.argv[1]
+    prompt = sys.argv[2]
+
+    print(f"Sending prompt: {prompt}")
+    first_response = send_prompt(api_key, prompt)
+
+    tool_use = extract_tool_use(first_response)
+    if not tool_use:
+        print("No tool use required. Response:")
+        print(first_response["content"])
+        return
+
+    print(f"Tool requested: {tool_use['name']}")
+    print(f"Input: {tool_use['input']}")
+
+    fake_result = {"result": f"(Stub) Executed {tool_use['name']} successfully."}
+
+    headers = HEADERS.copy()
+    headers["x-api-key"] = api_key
+
+    tool_result_msg = {
+        "model": MODEL,
+        "max_tokens": 512,
+        "tools": [],
+        "messages": [
+            {
+                "role": "user",
+                "content": [
+                    {
+                        "type": "tool_result",
+                        "tool_use_id": tool_use["id"],
+                        "content": fake_result
+                    }
+                ]
+            }
+        ]
+    }
+
+    with httpx.Client(timeout=60.0) as client:
+        response = client.post(ANTHROPIC_API_URL, headers=headers, json=tool_result_msg)
+        response.raise_for_status()
+        final_response = response.json()
+
+    print("Final Claude response:")
+    for block in final_response.get("content", []):
+        if block["type"] == "text":
+            print(block["text"])
+
+
+if __name__ == "__main__":
+    run()
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