Here are the BI- and AI-related feature updates from March 3–17, 2026:

Looker
- Mar 6, 2026: CSV connector enhancements (originally Pro-only) are now generally available to all Looker Studio users, improving data ingestion workflows (releasebot.io)

Power BI
- No qualifying AI or BI feature updates have been published between March 3 and March 17, 2026.

Tableau
(Version 2026.1, released Mar 3, 2026 (tableau.com))
AI features
- AI-assisted Color Palettes: GA in Tableau Desktop when signed into a Tableau Agent-enabled site, enabling natural-language-driven palette generation with contrast/accessibility checks (tableau.com)
- Tableau Agent – Dashboard Narratives (Beta): now open beta in Tableau Cloud, providing AI-generated dashboard overviews and chart-level insights (tableau.com)
- Tableau Pulse – Enhanced Q&A Correlation: GA in Tableau+ Cloud, surfacing statistically grounded metric correlations across data sources with narrative explanations (tableau.com)
- Data Pro: Auto-Generate Semantic Models from Workspaces (Beta): creates semantic layers via natural-language prompts directly from Tableau Next Workspaces (tableau.com)

BI features
- REST API Connector GA in Tableau Server, Desktop, and Prep, allowing direct connection to REST endpoints without custom code (tableau.com)
- Google Looker Connector GA across Cloud, Desktop, and Prep, enabling visualization of governed Looker data in Tableau (tableau.com)
- View Data Model Enhancements: hovering over pills highlights source tables in the data model view for immediate lineage visualization (tableau.com)
- Smart Filter on Table Name: supports exact-name filtering (“T:” syntax) in large data models for faster table selection (tableau.com)
- Image Export Improvements: image downloads and subscriptions now render Visual and Dashboard Extensions and Pulse objects accurately in Cloud (rolling out through March) (tableau.com)
- Rounded Corners: Dashboard and component corner radii can now be set directly in Desktop and Web Authoring for modern layouts (tableau.com)

Metabase
(Metabase 59, Mar 2026)
- Data Studio: introduced an analyst workbench for defining/curating a semantic layer and shaping data tables with SQL or Python transforms, integrating AI-driven code suggestions via Metabot (metabase.com)
- AI SQL generation in Open Source: single-prompt SQL code generation in self-hosted instances via Metabot (metabase.com)
- Dependencies graph: visualize object dependencies and impact before changes to dashboards, queries, or data models (metabase.com)
- Semantic library: publish curated tables and metrics as source-of-truth artifacts with Git sync support (metabase.com)
- Boxplot chart: new visualization type for distribution analysis (metabase.com) 

Sigma 
(March 6, 2026) 
- Scheduled action sequences (Beta): define and run multi-step workflows (notifi