diff --git a/README.md b/README.md
index 0597e77..02153fc 100644
--- a/README.md
+++ b/README.md
@@ -150,7 +150,7 @@ Or from the CLI:
 
 ```bash
 pip install markitdown
-markitdown --llm-client OpenAI --llm-model gpt-4o example.jpg
+markitdown --llm-model gpt-4o example.jpg
 ```
 
 ### Docker
diff --git a/packages/markitdown/src/markitdown/__main__.py b/packages/markitdown/src/markitdown/__main__.py
index 1436fb8..d267766 100644
--- a/packages/markitdown/src/markitdown/__main__.py
+++ b/packages/markitdown/src/markitdown/__main__.py
@@ -56,9 +56,10 @@ parser.add_argument(
     action="store_true",
     help="list installed 3rd-party plugins (loaded with `--use-plugin`)",
 )
-parser.add_argument("--llm-client", choices={"OpenAI"}, help="default None")
-parser.add_argument("--llm-client-url", help="base URL for --llm-client")
-parser.add_argument("--llm-model", help="required for --llm-client")
+parser.add_argument("--llm-model", metavar="MODEL", help="e.g. gpt-4o")
+parser.add_argument(
+    "--llm-client-url", metavar="URL", help="base URL for OpenAI LLM client"
+)
 parser.add_argument(
     "filename", metavar="FILENAME", nargs="?", help="if unspecified, defaults to stdin"
 )
@@ -92,8 +93,9 @@ def main(args=None):
         elif args.filename is None:
             raise ValueError("Filename is required when using Document Intelligence.")
 
-    if args.llm_client == "OpenAI":
+    if args.llm_model:
         from openai import OpenAI
+
         llm_client = OpenAI(base_url=args.llm_client_url)
     else:
         llm_client = None