Claude Desktop Extensions: One-click MCP server installation for Claude Desktop
Build an MCP server - Model Context Protocol
Get started building your own server to use in Claude for Desktop and other clients.
Interactive connectors and MCP Apps | Claude
MCP Apps bring interactive connectors to Claude. Interact with connectors with a live UI right in your conversation — no tab-switching required.
Customize Claude Code with plugins | Claude
Claude Code now supports plugins: custom collections of slash commands, agents, MCP servers, and hooks that install with a single command. Share your Claude Code setup with plugins Slash commands, agents, MCP servers, and hooks are all extension points you can use to customize your experience with...
MCP Apps: Extending servers with interactive user interfaces
Introducing the MCP Apps Extension proposal (SEP-1865) to standardize interactive user interfaces in MCP, developed with the MCP-UI creators and maintainers from OpenAI and Anthropic.
Claude Desktop App with HTTP-with-SSE-transport? · modelcontextprotocol · Discussion #16
Configuring the MCP servers into Claude Desktop App currently only show how to add the stdio protocol versions. ==> How do I add MCP server using HTTP with SSE transport? Or is it not yet suppor...
Anthropic extends MCP with a UI framework
Anthropic is turning Claude into an app platform, with interactive widgets from Slack, Figma, Asana, and others.
MCP Apps - Bringing UI Capabilities To MCP Clients
MCP Apps is now live as the first official MCP extension — tools can return interactive UI components that render directly in the conversation.
Push events into a running session with channels - Claude Code Docs
Use channels to push messages, alerts, and webhooks into your Claude Code session from an MCP server. Forward CI results, chat messages, and monitoring events so Claude can react while you're away.
Claude Platform
Updates to the Claude Platform, including the Claude API, client SDKs, and the Claude Console.
Enterprise MCP: lessons from GitHub's MCP server launch
GitHub's Engineer shares lessons from developing GitHub's MCP server. An Arcade MCP MVP interview.
Explosive MCP Adoption in 2 Years
Den Delimarsky, lead maintainer of the Model Context Protocol and Claude Code engineer at Anthropic, delivers a keynote on MCP's two-year journey from a basic protocol with two SDKs to the industry standard powering half a billion downloads per month. - **MCP's Origin Story** - Launched in November 2024 with a spec, two transports (STDIO and HTTP), two SDKs (Python and TypeScript), and a handful of clients including Claude Desktop - **Five Spec Releases** - Every revision was driven by community input, improving security, adding OAuth support, and simplifying the developer experience for building MCP clients and servers - **The March 2025 Inflection Point** - A 14-day window when major industry players publicly backed MCP, signaling enterprise adoption beyond the early enthusiast community - **MCP 2.0 Release** - The biggest spec update since launch, removing sessions for stateless deployment on AWS Lambda and Cloudflare Workers, and introducing the extensions framework - **Extensions Framework** - MCP Apps, Tasks, and Enterprise managed apps can now be tested as extensions before being added to the core specification - **Explosive Growth** - SDK downloads grew 13x year-over-year, reaching 500 million per month and 3.06 billion cumulative across Python, TypeScript, and C# alone - **Registry Scale** - The open-source MCP server registry surpassed 20,000 entries, a 45x increase since its September launch - **10 Official SDKs** - From the original two, MCP now supports Go (Google), C# (Microsoft), Kotlin (JetBrains), Swift, Rust, and more, each sponsored by major platform companies - **Community Momentum** - 184,000 GitHub stars, 2,500+ unique committers, 736 PRs merged and 600+ issues solved last month alone Whether you are building your first MCP server or scaling agent infrastructure across your organization, this keynote lays out exactly where the protocol stands and where it is heading. Links and Resources - MCP Specification: https://spec.modelcontextprotocol.io - MCP Blog: https://blog.modelcontextprotocol.io - MCP GitHub: https://github.com/modelcontextprotocol - Agentic AI Foundation: https://agenticaifoundation.org - Anthropic: https://www.anthropic.com Timestamps (approximate - adjust as needed) 00:00 Introduction 01:04 Two years of MCP: the origin story 02:43 MCP in 2024: the early days 03:40 Five spec releases in under two years 04:42 The 14 days that changed MCP adoption 05:39 MCP 2.0: the biggest release since launch 06:37 The extensions framework 07:04 MCP as enterprise agentic substrate 08:06 SDK download growth and registry scale 09:51 GitHub ecosystem metrics 11:04 From 2 SDKs to 10 11:55 Community momentum and contribution stats 12:16 Thank you to the MCP community #ModelContextProtocol #AgenticAI #MCPDevSummit
Is Claude Code Secretly Installing Spyware?
A researcher caught Claude Desktop installing browser bridges silently. Plus the MCP RCE Anthropic won’t patch.
Anthropic secretly installs spyware when you install Claude Desktop — That Privacy Guy!
Anthropic's Claude Desktop silently installs a Native Messaging bridge into seven Chromium browsers, including browsers Anthropic's own documentation says it does not support, and browsers the user has not even installed.
MCP Server Directory: 19,410+ updated daily | PulseMCP
A daily-updated directory of all Model Context Protocol (MCP) servers available on the internet. Connect your AI apps to external data sources and services.
