Looker changelog
19 announcements since September 2026 · 5 GA · 1 preview · 2 deprecations
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October 202617
Deployment begins in Rapid and No Channel; Regular channel stays at 26.18
Data lineage and the Looker-managed MCP server are GA, with a new OAuth clients admin pageGA
Rollout to Looker (original) begins October 26, 2026, final deployment November 9
Version 26.18 begins deployment to the Regular channel; Rapid stays at 26.20
Version 26.20 deploying to Rapid and No Channel; Regular remains 26.18
Workforce Identity Federation supported for instances on Looker 26.18 and laterPreview
Features automatically enabled for Looker (original) instances from October 5, 2026
Adds Dremio 26.0+ and ClickHouse 26+ dialects, Diagnose & Repair tool, Style Validator
Rollout starts October 12, 2026, with final deployment expected October 25
Stricter custom TopoJSON URL validation and self-service modeling access rulesDeprecation