Update README.md

Co-authored-by: Christopher Creutzig <[email protected]>

Author: toshiakit

README.md

@@ -8,7 +8,7 @@ The functionality shown here serves as an interface to the ChatGPT and DALL·E A
 
 Some of the current LLMs supported are:
 - gpt-3.5-turbo, gpt-3.5-turbo-1106, gpt-3.5-turbo-0125
-- gpt-4o, gpt-4o-2024-05-13 (GPT-4 Omini)
+- gpt-4o, gpt-4o-2024-05-13 (GPT-4 Omni)
 - gpt-4-turbo, gpt-4-turbo-2024-04-09 (GPT-4 Turbo with Vision)
 - gpt-4, gpt-4-0613
 - dall-e-2, dall-e-3