AI News Brief: May 24, 2026

GitHub Copilot Workspace Adds Multi-Repository Context

GitHub announced Copilot Workspace now supports context awareness across up to 10 linked repositories simultaneously. This enables developers to maintain consistency when working on microservices architectures and monorepo alternatives. The feature uses an enhanced MCP implementation to share type definitions and API contracts across project boundaries.

Anthropic's Claude Code Introduces "Persistent Sessions"

Claude Code released a major update allowing coding sessions to persist across multiple days with full context retention up to 500K tokens. Developers can now pause complex refactoring tasks and resume them later without re-explaining project architecture. Early adopters report 40% faster completion times on multi-day projects compared to previous session-based approaches.

Open-Source Agent Framework "Nexus" Reaches 1.0

The Nexus agent framework officially launched version 1.0 after 18 months in development, offering built-in MCP server support and tool-calling primitives for 12 popular LLMs. The project includes pre-built agents for code review, documentation generation, and automated testing workflows. Over 200 community-contributed plugins are already available in the Nexus registry.

MCP Adoption Surges: 15 Major IDEs Now Support Protocol

The Model Context Protocol reached a major milestone with native support across 15 development environments including Visual Studio, IntelliJ IDEA, and Zed. A new MCP debugging extension for VS Code helps developers visualize context flows and optimize token usage. The MCP Consortium reported that over 3,000 custom servers have been published to the public registry this quarter.