Notion outage, 22 October 2026
Notion MCP query_data_source tool is temporarily unavailable in Claude clients
- Started
- Resolved
- 22 Oct 2026, 04:42 UTC (after 1 h 19 min)
- Impact
- Major
Is this still happening?
No. Notion marked this incident resolved on 22 Oct 2026, 04:42 UTC, 1 h 19 min after it began.
Right now: Notion reports all systems operational. (as of 26 Oct, 03:47 UTC) Live Notion status
Last update from Notion
This issue has been resolved. The Notion MCP query_data_source tool is available again in Claude clients.
Similar Notion incidents
Earlier incidents with the same affected part or wording - useful to see how long this kind of problem usually takes.
-
, resolved after 6 h 36 min
We’re aware of an issue that is causing some Notion AI MCP tool calls to fail.