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moonpeak blog

Tutorials, releases and notes about building and testing MCP Apps, ChatGPT Apps and Claude connectors.

November 10, 2026 · 1 min read

Introducing moonpeak: build, inspect and test MCP Apps

An open-source MCP App framework, MCP testing framework and local inspector with ChatGPT and Claude style hosts, in one npm package.

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November 10, 2026 · 2 min read

Build your first MCP App in ten minutes

A step-by-step tutorial: scaffold a project, write a tool and its View, test it, and run it in Claude.

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November 10, 2026 · 2 min read

Review and confirm: safe actions in MCP Apps with app-only tools

How to let the model propose an action that only the user can approve, and a visibility bug we fixed on the way.

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