Supported file types in Optimizely Mark
Mark (Optimizely Agent Platform) supports a variety of file types across its features. Understanding the supported formats and their associated technical specifications ensures compatibility and optimal performance when uploading and managing your assets in Mark.
The following sections outline the file types currently supported by Mark, along with relevant limitations.
Image files
For images, Mark supports the following common web-friendly formats:
- .png
- .jpeg
- .webp
Technical specifications for image file
- Maximum images per prompt – 3,000
- Maximum image size – 7 MB
- Supported MIME types – image/png, image/jpeg, and image/webp.
Document files
For documents, Mark supports the following formats:
- .txt
- .csv
Technical specifications for document files
- Maximum number of files per prompt – 3,000
- Maximum number of pages per file – 1,000
- Maximum file size per file – 50 MB
- Supported MIME types – application/pdf, text/plain, text/csv.
Video files
For video content, Mark supports the following formats:
- .3gp
- .avi
- .flv
- .mov
- .mpeg
- .mp4
- .mpg
- .webm
- .wmv
Technical specifications for video files
- Maximum video length (with audio) – Approximately 45 minutes.
- Maximum video length (without audio) – Approximately 1 hour.
- Maximum number of videos per prompt – 10.
- Supported MIME types
- video/3gpp
- video/mp4
- video/mpeg
- video/mpegs
- video/mpg
- video/quicktime
- video/webm
- video/wmv
- video/x-flv
Audio files
For audio content, Mark supports the following formats:
- .aac
- .flac
- .m4a
- .mp3
- .mpeg
- .ogg
- .pcm
- .wav
Technical specifications for audio files
- Maximum audio length per prompt – Approximately 8.4 hours, or up to 1 million tokens.
- Maximum number of audio files per prompt – 1.
- Speech understanding capabilities – Audio summarization, transcription, and translation.
- Supported MIME types
- audio/x-aac
- audio/flac
- audio/mp3
- audio/m4a
- audio/mpeg
- audio/mpga
- audio/mp4
- audio/ogg
- audio/pcm
- audio/wav
- audio/webm
Mark chat
Mark chat supports the following additional file types for upload:
- .xlsx
- .docx
- .pptx
When the code_execution tool is enabled, Mark can read, create, and edit on-brand .docx and .pptx files. Use Mark to summarize Word documents, build PowerPoint presentations, or modify existing files without leaving the chat. See Generate PowerPoint presentations and Word documents with Mark for instructions.
Note
If you use Opti ID, administrators can turn off generative AI in the Opti ID Admin Center. See Turn generative AI off across Optimizely applications.