Claude AI has specific file upload limits that users should be aware of:

• File Size Limit: Each file uploaded to Claude AI must not exceed 10MB. If a file exceeds this limit, users are advised to compress it or split it into smaller sections before uploading 
• Number of Files: Users can upload a maximum of 5 files at a time. This means that in a single interaction, you can select and upload up to 5 files for processing 

These limits apply to various document types supported by Claude AI, including formats like PDF, DOCX, and image files such as JPG and PNG 
. For optimal performance, it's also recommended to ensure that the content of the files is clear and well-formatted.