Anthropic: Errors when uploading some filetypes on Claude.ai with analysis tool enabled
Timeline of updates
- resolved
We have identified an issue which resulted in errors when uploading some filetypes such as .csv or .xlsx on Claude.ai with the analysis tool enabled. This issue began on April 14, and is now resolved.
From Anthropic’s published incident history: for incidents before Rewindex began polling this status page, only the final update text is available.
Archive proof
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This incident predates live tracking (October 17, 2026). It came from the vendor’s own published history, which is not covered by checkpoints.
Impact, status and times are the vendor’s own, as last archived. View on status.anthropic.com (opens in new tab).
Cite this
Status incident (vendor impact label: none) posted by Anthropic, started 2025-04-21 18:35 UTC, resolved after 0 min, 1 update(s).
- Title
- Errors when uploading some filetypes on Claude.ai with analysis tool enabled
- Vendor
- Anthropic
- Date
- URL
- https://rewindex.com/company/anthropic/incidents/3yqln2w85bbj
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