Can you provide a function for a custom post type?

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Features and Functions

1. Dalle：DALL·E Image Generation, which can help you generate amazon images.
2. Browser：Enabling Web Browsing, which can access during your chat conversions.
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Prompt Starters

1. How do I create a custom shortcode?
2. Can you provide a function for a custom post type?
3. Need a snippet to modify a WordPress query.
4. Help with adding a custom field to a post.