How to Build an MCP Server in TypeScript: Step-by-Step Guide
Learn how to build a secure, production-ready Model Context Protocol (MCP) server in TypeScript using the v2 SDK. Master tools, resources, and prompts.
MCPJam Blog21 min read
MCPJam
30 stories
OpenAI DevDay 2026: what matters for plugin builders
Organic discovery, Plugin Extensions, and Dots: the three OpenAI DevDay 2026 announcements that matter most if you build ChatGPT plugins or MCP servers, and what to do about them.
MCPJam Blog3 min read
Multi-account connections in MCPJam
How multi-account connections let an agent pull data from several accounts of the same app through one MCP server, how ChatGPT routes each tool call with link_id, and how to test it in MCPJam.
MCPJam Blog2 min read
WebMCP Testing: How to Test and Debug Tools
Learn how to test and debug WebMCP tools with MCPJam Inspector and Playground. Follow a pizza demo to inspect tool calls, inputs, and agent behavior.
MCPJam Blog3 min read
Swarms, User Testing, Evals, and CI/CD for MCP servers
Run User Testing, Swarms, Evals, and CI/CD gates on your MCP server to see if users actually succeed in ChatGPT, Claude, and Copilot. Test local servers via desktop app, CLI, or SDK.
MCPJam Blog3 min read
MCPJam vs MCP Inspector V2: Choosing the Right MCP Testing Tool
Compare MCPJam and MCP Inspector V2 for testing Model Context Protocol (MCP) servers. Learn when to use protocol testing versus end-to-end agent behavior evaluations.
MCPJam Blog10 min read
MCP Client Changelog August 2026: Host Updates & What to Test
The August 2026 MCP Client Changelog. See what changed in Cline, Goose, Claude Code, Codex, Claude, AgentCore, GitHub Copilot, and VS Code, and what to test in your MCP server.
MCPJam Blog10 min read
MCP Client Changelog July 2026: Host Updates & What to Test
Read the July 2026 MCP Client Changelog. Discover critical updates for Claude, ChatGPT, Goose, Codex, Cline, and AgentCore, and how to test your MCP servers.
MCPJam Blog11 min read
MCPJam now supports Skills over MCP
Test the tools and the workflow instructions delivered by an MCP server in one place.
MCPJam Blog7 min read
Jeppesen ForeFlight uses MCPJam to iterate 10x faster on AI experiences for pilots
How MCPJam supports secure, personalized flight app experiences for the 75% of US pilots using ForeFlight.
MCPJam Blog8 min read
Publishing a plugin in the ChatGPT and Codex Plugins Directory
A plugin allows users to install your MCP server, skills, or both directly in ChatGPT and Codex, without requiring manual configuration.
MCPJam Blog8 min read
Publishing an MCP server in the Claude Connectors
There are two ways people can use your MCP server. The first is that you send them a URL and they paste it into Claude's custom connector settings themselves.
MCPJam Blog7 min read
MCP Inspector V2 Guide: Setup, Debugging & Alternatives
MCP Inspector is the official MCP debugging toolkit. See what's new in V2, including Web/CLI/TUI, OAuth, and transports, plus how it compares to MCPJam.
MCPJam Blog20 min read
MCP 2026-07-28 Goes Stateless: What Breaks and How to Migrate to V2
MCP v2 goes stateless in 2026-07-28. Learn what breaks and how to migrate sessions, MRTR, Tasks, OAuth, headers, caching, and MCP Apps.
MCPJam Blog30 min read
Effective MCP, Part 1: The User Value Problem
In MCP, your integration can execute perfectly while failing the user completely in practice, yet you have almost no visibility into the actual outcome.
MCPJam Blog5 min read
MCPJam Inspector Web App
MCPJam web app provides easy access to testing your MCP app, ChatGPT app, and MCP server directly in the browser, no downloads required.
MCPJam Blog2 min read
Share and mock MCP app views
Save, share, and mock MCP app views with MCPJam. Track your app's UI progress, collaborate with teammates, and mock data to see your UI in different states.
MCPJam Blog2 min read
Asana uses MCPJam to build ChatGPT Apps and Claude Connectors
Asana is a work management software helping teams organize their work and track progress across teams. Learn how they use MCPJam to build and test their MCP apps.
MCPJam Blog4 min read
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