A bug affecting new Claude-to-Notion MCP connections caused authorization requests to fail with an "Invalid authorization request" error beginning at 01:25 UTC on August 5, 2026. The issue prevented users from authorizing Claude to access their Notion workspaces and lasted approximately one hour.
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We are currently investigating an issue affecting new Claude-to-Notion MCP connections. Users attempting to authorize Claude to access their Notion workspace are encountering an "Invalid authorization request" error.
Starting at approximately 01:25 UTC on August 5, 2026, new authorization requests from Claude to Notion began failing.
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