June 5th, 2026

Improved

Carlson Release v4.0.9 (DEV)

Key highlights in the document

  • Agent KB settings — chunk size, overlap, and top-K now configurable per agent

  • Carlson environment upgrades — both Dev and Prod upgraded to latest Azure AI Foundry

  • Migration automation — script to recreate agents with KB, tools, and access

  • Pipedream admin controls — tenant-level feature flag to disable integrations

BUGS FIXES

Duplicate Agents (MCRCC-14)

User Group Mismatch (PROD VS DEV) (MCRCC-19)

Restoration of Orchestration recruiter agent: 31 sub-agents (MCRCC-20)

Chat Widget API configurations (MCRCC-15)

Slate agent not calling functions properly (MCRCC-16)

Knowledge base Google Sites Crawling Issue (MCRCC-17)

Agent Conversation Quality Regression (MCRCC-18)

Two GPT 4o and default model selection (MCRCC-21)

Student contact Information asking (MCRCC-22)

KNOWN ISSUES:

  1. Modifying LLM settings (such as chunking or KB size) created by another owner not fully reset custom file data. (Targeted for a fix in the upcoming release)

  2. Removing web crawlers created by other owners does not properly clear their associated data. (Targeted for a fix in the upcoming release)