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Document types for Vertex AI RAG Engine
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The VPC-SC security controls and
CMEK are supported by Vertex AI RAG Engine. Data residency and AXT security controls aren't
supported.
The default parser supports the following file types and their file size limits:
File type
File size limit
Google documents
10 MB when exported from Google Workspace
Google drawings
10 MB when exported from Google Workspace
Google slides
10 MB when exported from Google Workspace
HTML file
10 MB
JSON file
10 MB
JSONL or NDJSON file
10 MB
Markdown file
10 MB
Microsoft PowerPoint slides (PPTX file)
10 MB
Microsoft Word documents (DOCX file)
50 MB
PDF file
50 MB
Text file
10 MB
Additional file types are supported by an Llm Parser .
Using Vertex AI RAG Engine with other document types is possible but
can generate lower-quality responses.
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Last updated 2026-05-13 UTC.
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