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Size-XXL
What kinds of documents can I upload to Claude.ai?
Chat uploads: File
size
: 30MB per file Number of files: Up to 20 files per chat Project… knowledge bases: File
size
: 30MB per file Number of files: Unlimited, but total content
About Claude's Max Plan Usage
The number of messages you can send will vary based on the length of your messages, including the
size
… While Max plans offer expanded message limits, the context window
size
remains at 200K across all plans
Usage Limit Best Practices
Additional factors that affect your usage limits include: Message length File attachment
size
Using Claude Code with your Pro or Max Plan
length, and file attachments, while Claude Code usage varies based on project complexity, codebase
size