Daily digest

2026-03-01

An unofficial daily digest that organizes public Microsoft 365 Copilot, Copilot Studio, and Agent Builder updates.

Last updated06/06/2026, 17:46

Last checked09/06/2026, 01:18

Highlights

Copilot Studio Microsoft Learn What's new in Copilot Studio GA Admin-focusedBuilder-focused

Claude Sonnet 4.5, Claude Sonnet 4.6, and Claude Opus are now generally available globally (excluding GCC environments)...

Claude Sonnet 4.5, Claude Sonnet 4.6, and Claude Opus are now generally available globally (excluding GCC environments). Use these models to optimize reasoning depth, quality, latency, and cost for your agents. Availability of some models might require data processing and storag...

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio GA Builder-focused

ChatGPT‑5 is now generally available globally (excluding GCC environments) for use in production agents.

ChatGPT‑5 is now generally available globally (excluding GCC environments) for use in production agents.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio GA Builder-focused

Agent evaluations are now generally available (GA). You can validate agent performance using customizable test sets to...

Agent evaluations are now generally available (GA). You can validate agent performance using customizable test sets to help identify strengths and areas for improvement across diverse scenarios.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio Preview Builder-focused

(Preview) Use Work IQ tools to connect Microsoft 365 Copilot and your agents to the Work IQ service. By using this conn...

(Preview) Use Work IQ tools to connect Microsoft 365 Copilot and your agents to the Work IQ service. By using this connection, you can access real-time work insights and context from Microsoft 365 files, emails, meetings, chats, and more.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it signals preview direction early / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Apply accessibility best practices for Adaptive Cards to support screen readers, keyboard navigation, and Teams-specifi...

Apply accessibility best practices for Adaptive Cards to support screen readers, keyboard navigation, and Teams-specific scenarios. These practices help you build more inclusive agent experiences.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management

Full list

Copilot Studio Microsoft Learn What's new in Copilot Studio GA Admin-focusedBuilder-focused

Claude Sonnet 4.5, Claude Sonnet 4.6, and Claude Opus are now generally available globally (excluding GCC environments)...

Claude Sonnet 4.5, Claude Sonnet 4.6, and Claude Opus are now generally available globally (excluding GCC environments). Use these models to optimize reasoning depth, quality, latency, and cost for your agents. Availability of some models might require data processing and storag...

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio GA Builder-focused

ChatGPT‑5 is now generally available globally (excluding GCC environments) for use in production agents.

ChatGPT‑5 is now generally available globally (excluding GCC environments) for use in production agents.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio GA Builder-focused

Agent evaluations are now generally available (GA). You can validate agent performance using customizable test sets to...

Agent evaluations are now generally available (GA). You can validate agent performance using customizable test sets to help identify strengths and areas for improvement across diverse scenarios.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is generally available and production-relevant / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio Preview Builder-focused

(Preview) Use Work IQ tools to connect Microsoft 365 Copilot and your agents to the Work IQ service. By using this conn...

(Preview) Use Work IQ tools to connect Microsoft 365 Copilot and your agents to the Work IQ service. By using this connection, you can access real-time work insights and context from Microsoft 365 files, emails, meetings, chats, and more.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it signals preview direction early / because it is part of an official update roundup or release-note stream
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Apply accessibility best practices for Adaptive Cards to support screen readers, keyboard navigation, and Teams-specifi...

Apply accessibility best practices for Adaptive Cards to support screen readers, keyboard navigation, and Teams-specific scenarios. These practices help you build more inclusive agent experiences.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Add Bing Custom Search as a knowledge source to ground your agent's responses in a curated, scoped web index by using a...

Add Bing Custom Search as a knowledge source to ground your agent's responses in a curated, scoped web index by using a Custom Configuration ID.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Configure post-call action topics for voice-enabled agents to trigger backend actions automatically after a call ends,...

Configure post-call action topics for voice-enabled agents to trigger backend actions automatically after a call ends, based on how the conversation concluded.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Configure reprompt messages in Question nodes with randomization support to improve conversation recovery for retry pro...

Configure reprompt messages in Question nodes with randomization support to improve conversation recovery for retry prompts, entity recognition failures, and voice scenarios.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Create multi‑turn conversation tests in Copilot Studio to evaluate how agents perform across realistic dialog flows ins...

Create multi‑turn conversation tests in Copilot Studio to evaluate how agents perform across realistic dialog flows instead of single‑turn interactions.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

View and filter detailed lists of user questions and reactions from your agent's conversations. Use this data to identi...

View and filter detailed lists of user questions and reactions from your agent's conversations. Use this data to identify gaps, create evaluation test sets, and export data for further analysis.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Use the Prompt assistant in Prompt builder to draft prompts faster with GPT model–powered suggestions. This feature red...

Use the Prompt assistant in Prompt builder to draft prompts faster with GPT model–powered suggestions. This feature reduces the time needed to craft effective prompts.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

For users with Bot transcript viewer privileges, after you filter your list of questions or reactions, you can download...

For users with Bot transcript viewer privileges, after you filter your list of questions or reactions, you can download the filtered questions or reactions to a .csv file.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

For users with Bot transcript viewer privileges, downloaded session transcripts from Copilot Studio now include session...

For users with Bot transcript viewer privileges, downloaded session transcripts from Copilot Studio now include session-level customer satisfaction (CSAT) values.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management
Copilot Studio Microsoft Learn What's new in Copilot Studio Update Builder-focused

Use an agent node to call a Copilot Studio agent from an agent flow.

Use an agent node to call a Copilot Studio agent from an agent flow.

Published
03/01/2026
Source
What's new in Copilot Studio
Why it matters
because it is part of an official update roundup or release-note stream / because it changes builder workflows or agent quality management