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Notion incident

Notion MCP query_data_source tool is temporarily unavailable in Claude clients

Resolved after 1 h 19 min.

Started
Ended
Worst state
Partial outage
On Notion’s status page
Source
Components
Notion MCP

Live Notion status Full Notion outage history

Timeline

  1. Notion status page · Reported Notion MCP query_data_source tool is temporarily unavailable in Claude clients
  2. Notion status page · Investigating The Notion MCP query_data_source tool is temporarily unavailable in Claude clients.
  3. Notion status page · Investigating The Notion MCP query_data_source tool is temporarily unavailable in Claude clients.
  4. Notion status page · Resolved This issue has been resolved. The Notion MCP query_data_source tool is available again in Claude clients.

Cite this incident

Site Qwality, “Notion MCP query_data_source tool is temporarily unavailable in Claude clients,” Oct 22, 2026, https://siteqwality.com/is-notion-down/incidents/notion-202610220323/

Free to quote with a link to this page.