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Alation Agent Studio Documentation

28.1.3

Release Date: 2026-07-30

Version Range: v27.33.1 -> v28.1.3

Highlights

Section titled “Highlights”
  • Major version bump (28.0.0) with waitable data product sampling and admin endpoint cleanup.
  • New eval generation feature with data sampling and quality scoring.
  • Enhanced Alation One with configure/automate skills and experimental agent support.
  • MCP permissions now require RUN action for list_tools and call_tool.

What’s New

Section titled “What’s New”

Features

Section titled “Features”
  • Eval Generation: Added SQL evaluation case generation with data sampling, quality scoring, and dialect-aware parsing. Includes auth_id support and improved error handling.
  • Waitable Data Product Sampling: You can now await data product sampling operations, improving workflow control.
  • Alation One Enhancements: Enabled configure and automate skills, added page context, and introduced a dedicated Terraform guardrail.
  • Experimental Agent: Renamed internal agent to experimental agent with Agent Studio skills hosted on it.
  • MCP Permissions: list_tools and call_tool now require RUN permission for better access control.
  • Surface Attribution: Added MCP client name capture and surface attribution dimension for better analytics.
  • Eager Search Preload: Alation One searchbar now preloads search results eagerly when gated on keyword.

Improvements

Section titled “Improvements”
  • Agent Configs Limit: Increased default agent configs limit from 100 to 1000.
  • Autonomous DQ Batch Limit: Increased batch limit from 200 to 500 tables.
  • Permissions Performance: Skip user-lookup on default VIEW/RUN permissions for faster responses.
  • Routing: Namespace overrides are now persisted correctly.
  • Lineage Debug: Added attribute branch for CLL, sharpened root-cause claims in BI diagnostic.

Bug Fixes

Section titled “Bug Fixes”
  • Fixed MCP tool registration for filtered tools and validated filter tool availability.
  • Fixed duplicate tool_config_ids rejection on agent config.
  • Fixed feed issues: time series chronological order, duplicate ID rejection, invalid chart scale keys.
  • Fixed sampling to run under real product_id and await enqueue in enrichment flow.
  • Fixed search to scope DP links to their marketplace and strip trailing slashes from tenant URLs.
  • Fixed eval generation guards for null product/recordSets/metadata and empty evals handling.
  • Fixed session cookie leak prevention on internal QLI API calls.

Breaking Changes

Section titled “Breaking Changes”
  • Removed admin sampling endpoint (fix(api)!: remove admin sampling endpoint) - Use the new waitable data product sampling feature instead.

Customer Impact

Section titled “Customer Impact”

The removal of the admin sampling endpoint may require updates if you were using it directly. Migrate to the new waitable data product sampling API.