What a 401 Means to an MCP Client
A developer explains why MCP clients reject key-protected servers with 401 errors: spec-compliant clients treat a 401 as a signal to begin OAuth, fetching Protected Resource Metadata and performing dy…
A developer explains why MCP clients reject key-protected servers with 401 errors: spec-compliant clients treat a 401 as a signal to begin OAuth, fetching Protected Resource Metadata and performing dy…
A developer at SadaSend published a diagnostic guide for debugging MCP server connection timeouts and tool calling failures in Claude Desktop, Cursor, and SadaSend. The guide identifies four common ca…
Memory-MCP, a remote Model Context Protocol (MCP) server, provides a shared memory layer for AI agents, enabling multiple agents and teammates to store, search, and forget memories in multi-tenant spa…
AgentGateway released version 1.4 with support for the 2026-07-28 MCP specification, which removes statefulness, introduces a new server/discover endpoint, and formalizes extensions including Enterpri…
The next Model Context Protocol specification (2026-07-28) lands on July 28, making MCP stateless so servers can scale horizontally like ordinary HTTP services. Postman's MCP Inspector already support…
The Model Context Protocol (MCP) introduces a structural problem where developers control only the server middle layer, not the client or model, making failures non-deterministic and hard to debug, ac…
Devopstronaut published a tutorial on July 8, 2026 showing how to build a Kubernetes MCP server in about 15 minutes using Python, FastMCP, kubectl, and a local kind cluster. The server exposes get_pod…
A developer released mcpsnoop, an open-source transparent proxy that sits between AI clients and MCP servers to capture live JSON-RPC traffic, addressing the blind spot of the official MCP Inspector w…
Anthropic's Claude AI published a debugging guide for remote MCP connectors on Claude.ai, addressing vague error messages when custom connectors fail to connect. The guide, based on analysis of nearly…
Developer Kerlenton released mcpsnoop, an open-source transparent proxy and terminal UI that captures live MCP (Model Context Protocol) traffic between AI clients and servers, enabling debugging of re…
A developer debugging an MCP (Model Context Protocol) integration found that an LLM agent's self-report of unavailable tools was misleading. The agent claimed that new stdio MCP servers were not conne…
A developer built a Python MCP server from scratch that integrates with the GitHub API, demonstrating how to define tools, resources, and prompts using the Model Context Protocol. The server, which ca…