Exploring the Future of MCP Transports
The Transport Working Group's plan to evolve MCP beyond Streamable HTTP for enterprise-scale remote deployments.
Model Context Protocol (MCP) Blog6 min read
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109 stories
2025 Year in Review
An eventful year of progress in health and career, while making time for travel and reflection.
Eugene Yan5 min readMCP joins the Agentic AI Foundation
Anthropic is donating MCP to the newly formed Agentic AI Foundation under the Linux Foundation, ensuring vendor-neutral governance for the protocol's future.
Model Context Protocol (MCP) Blog2 min readSEPs Are Moving to Pull Requests
SEPs are moving from GitHub Issues to pull requests against the seps/ directory — why, and what changes for contributors.
Model Context Protocol (MCP) Blog3 min readOne Year of MCP: November 2025 Spec Release
MCP turns one — a look back at the year, plus the full details of the November 2025 specification release.
Model Context Protocol (MCP) Blog19 min read
Product Evals in Three Simple Steps
Label some data, align LLM-evaluators, and run the eval harness with each change.
Eugene Yan9 min readMCP 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.
Model Context Protocol (MCP) Blog5 min readAdopting the MCP Bundle format (.mcpb) for portable local servers
The MCP Bundle format (.mcpb) joins the MCP project, enabling one-click installation of local servers across any compatible client.
Model Context Protocol (MCP) Blog3 min readServer Instructions: Giving LLMs a user manual for your server
How server instructions give LLMs the context they need to use your MCP server's tools effectively — an underused protocol feature with outsized impact.
Model Context Protocol (MCP) Blog9 min read
Advice for New Principal Tech ICs (i.e., Notes to Myself)
Based on what I've learned from role models and mentors in Amazon
Eugene Yan13 min readUpdate on the Next MCP Protocol Release
An update on the timeline and priorities for the next Model Context Protocol specification version
Model Context Protocol (MCP) Blog5 min read
Training an LLM-RecSys Hybrid for Steerable Recs with Semantic IDs
An LLM that can converse in English & item IDs, and make recommendations w/o retrieval or tools.
Eugene Yan22 min readIntroducing the MCP Registry
Launching the MCP Registry in preview: an open catalog and API for discovering publicly available MCP servers.
Model Context Protocol (MCP) Blog4 min readAnnouncing the Official PHP SDK for MCP
The official PHP SDK for the Model Context Protocol is now generally available, built in collaboration with the PHP Foundation and Symfony.
Model Context Protocol (MCP) Blog1 min readEvolving OAuth Client Registration in the Model Context Protocol
The Model Context Protocol (MCP) has adopted OAuth 2.1 as the foundation for its authorization framework. A key part of the authorization flow that MCP is particularly reliant on is client registration.
Model Context Protocol (MCP) Blog9 min readMCP Prompts: Building Workflow Automation
A practical guide to building workflow automation with MCP prompts and resource templates, demonstrated through a meal planning example.
Model Context Protocol (MCP) Blog8 min readBuilding to Last: A New Governance Model for MCP
Introducing MCP's formal governance model: Specification Enhancement Proposals (SEPs), a maintainer structure, and a community-driven process for evolving the protocol.
Model Context Protocol (MCP) Blog4 min readThe Model Context Protocol Blog
The official Model Context Protocol blog — updates, tutorials, and insights from maintainers and contributors.
Model Context Protocol (MCP) Blog1 min read
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