MCP 2026-07-28 Specification Goes Stateless, Adds Extensions Framework
The MCP 2026-07-28 specification, released July 28, 2026, drops protocol sessions for a stateless core and adds Multi Round-Trip Requests and extensions.
Developer Tools & Agents
News about AI coding assistants, coding agents, agent frameworks and protocols such as MCP and A2A, and the tools reshaping software development.
12 stories
AI is changing how software is written, reviewed and maintained. This category follows AI coding assistants and autonomous coding agents, agent frameworks, and interoperability standards such as the Model Context Protocol. It also covers the new workflows these tools make possible, and the risks that come with them.
Anthropic Launches Claude Managed Agents, a Hosted Runtime for AI Agents
Anthropic put Claude Managed Agents into public beta on April 8, 2026, a hosted agent runtime with sandboxes, long-running sessions and credential vaults.
A2A Protocol Reaches v1.0 With Signed Agent Cards and Multi-Tenancy
The Agent2Agent (A2A) protocol shipped v1.0 on March 12, 2026, adding signed Agent Cards, multi-tenancy and formal bindings, plus breaking changes.
Xcode 26.3 Brings Agentic Coding With Claude Agent and OpenAI Codex
Apple announced Xcode 26.3 on February 3, 2026, with built-in agentic coding through Anthropic's Claude Agent and OpenAI's Codex, plus MCP support.
OpenAI Launches a Standalone Codex App for Managing Coding Agents
OpenAI launched a standalone Codex app for Mac on February 2, 2026, built to help developers run and manage several AI coding agents at once. What changed.
MCP Apps Launches as the First Official MCP Extension for Interactive UI
MCP Apps, launched on January 26, 2026 as the first official MCP extension, lets tools return interactive UIs that render in Claude, ChatGPT, VS Code and goose.
Anthropic Publishes Agent Skills as an Open Standard for AI Agents
On December 18, 2025, Anthropic released Agent Skills as an open standard at agentskills.io, making SKILL.md folders portable across AI agents and tools.
Agentic AI Foundation Launches With MCP, goose and AGENTS.md
On December 9, 2025, the Linux Foundation formed the Agentic AI Foundation, with Anthropic's MCP, Block's goose and OpenAI's AGENTS.md as founding projects.
MCP Registry Launches in Preview as an Open Catalog of MCP Servers
The MCP project launched the MCP Registry in preview on September 8, 2025, an open catalog and API for public MCP servers, with NuGet among its package types.
Google Launches Gemini CLI, an Open-Source AI Agent for the Terminal
Google released Gemini CLI on June 25, 2025, an Apache 2.0 terminal agent with a free tier, MCP support and a 1M-token context window. Here is what it offers.
Claude Code Is Generally Available, With IDE Extensions and an SDK
Anthropic made Claude Code generally available on May 22, 2025, adding VS Code and JetBrains extensions, GitHub Actions support and the Claude Code SDK.
OpenAI Adopts the Model Context Protocol, Starting With the Agents SDK
On March 26, 2025, OpenAI said it would support Anthropic's Model Context Protocol across its products, starting with the Agents SDK. What it means for devs.
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