GitHub Copilot modernization, faster agents, Memory, developer validation and VS Code tooling
Key Questions
What is the Rubber Duck feature in GitHub Copilot CLI?
Rubber Duck is an experimental mode in Copilot CLI that uses a second model for review, boosting performance by 74.7% on SWE-Bench with models like GPT-5.4 and Claude.
What new capabilities does GitHub Copilot CLI offer?
Copilot CLI now supports BYOK, local models with streaming and 128k context, tool calling, multi-model, subagents, PR modifications, and cloud agents that are 50% faster with Memory.
What is GitHub's new data usage policy for Copilot?
Starting April 24, 2026, GitHub will use Copilot interaction data like prompts, suggestions, acceptances, and rejections for AI training, with opt-in options available.
What is the Copilot SDK?
The Copilot SDK 1.0 is multi-platform, supporting skills, MCP servers, custom agents, session management, custom tools, streaming, and configurable tool availability.
What AI updates are in VS Code versions 1.113 and 1.114?
VS Code 1.114 adds AI chat carousel with video preview, Copy Final Response, and semantic features; 1.113 introduces agents and YAML support.
What is the Modernization Assessment for migrations?
The Modernization Assessment is a Copilot extension that serves as the source of truth for migrations, allowing users to steer outcomes for desired results.
What on-device AI features are available for Windows?
Windows AI APIs enable on-device NPU AI on Copilot+ PCs in minutes; Copilot Actions integrate with Win11 and Edge, plus certifications like GH-300, AI-901, AI-102.
What recent updates involve SQL Server and Copilot?
SSMS 22 is GA with Copilot for natural language to SQL; other updates include .NET Aspire, Agent Framework 1.0 for production-ready agents, and multi-agent workflows.
CLI Rubber Duck reviewer (74.7% SWE-Bench boost GPT-5.4/Sonnet multi-file); Cloud agent/50% faster/Memory/gh CLI multi-model/subagents/PR mods/SDK 1.0; CLI BYOK/local (streaming/128k/tool calling); data policy opt-in; Copilot SDK multi-platform; VS Code 1.114 (AI chat/video/semantic); Windows NPU/Copilot+; SSMS 22 NL-to-SQL.