// Follow protocols & specs
modelcontextprotocol2026-07-28
Specification and documentation for the Model Context Protocol
Open source Maintained For agents
IN ONE PARAGRAPH
modelcontextprotocol is specification and documentation for the Model Context Protocol.
Good for: Developers who want their agent (Claude Code, Codex, Cursor…) to follow protocols & specs.
01How to start
- 1Read the official README for requirements and permissions.
- 2Install it as the official guide describes.
- 3Tell your agent the command exists (e.g. in AGENTS.md / CLAUDE.md) so it knows when to call it.
02Alternatives & comparison
Compare side by side → A2A Agent2Agent (A2A) is an open protocol enabling communication and interoperability between opaque agentic applications. ★ 26k agents.md AGENTS.md — a simple, open format for guiding coding agents ★ 25k agent-client-protocol A protocol for connecting any editor to any agent ★ 4.4k llms-txt The /llms.txt file, helping language models use your website ★ 2.7k agentskills Specification and documentation for Agent Skills. +41★/day
03Related
Versions, why it is listed, for AI to read
Recent releases
- 2026-07-28 2026-07-28
- 2025-11-25 2025-11-25
- 2025-06-18 2025-06-18
- 2025-03-26 2025-03-26
- 2024-11-05-final 2025-03-26
For AI agents
- Interfaces：Spec
- Machine-readable record：/api/v1/software/modelcontextprotocol.json · llms.txt
- Added 2026-10-10 · updated 2026-10-22