Rust SDK rmcp 3.x now tracks the stable 2026-07-28 MCP spec revision and offers compile-time schema checking and single-binary distribution, making Rust a more reliable choice for MCP servers that hav…
A developer discovered that FastMCP, a popular Python framework for building Model Context Protocol servers, generates contradictory tool schemas for optional parameters, listing null as the default w…
A developer rebuilt the Cerebras knowledge base as an MCP server that exposes raw, LLM-free retrieval tools for external agents like Claude Code. The server makes zero model calls, instead handing rec…
A developer has created a RAG-assisted Model Context Protocol (MCP) server that turns a monorepo into a queryable knowledge base, enabling semantic code search for LLMs and CLI tools. The system uses …
A developer's decentralized multi-agent protocol, IRC-A, successfully handled a live production query about July sales, returning real data from a real database within 46 minutes of adding a new sales…
A developer replaced fragile web scraping of business directories with an MCP server built on official open data from Romania's ONRC registry, covering 4.2 million firms. The server exposes three tool…
A developer demonstrates how to build a custom MCP (Model Context Protocol) server for Claude Code using the FastMCP library, creating a fortune-telling tool in just a few dozen lines of Python. The t…
A developer detailed how FastMCP servers default to anonymous access, which becomes a security risk when exposed via HTTP behind an ingress, leading to confusing 403 errors. The post explains how to d…
AWS has published a guide and open-source code for building an MCP bridge that lets an Amazon Bedrock AgentCore-hosted AI agent access local MCP tools, addressing the gap when MCP servers run locally …
An engineer built an agentic assistant for battery engineering that pairs a physics-based digital twin with a local 7B language model, but found the small model struggled with multi-step tool orchestr…
The MCP Python SDK v2, released stable on July 27, removes the FastMCP class, renaming it to MCPServer, and introduces breaking changes including snake_case field names and context injection. The offi…
The MCP Python and TypeScript SDKs surpassed 97 million monthly downloads in March 2026, a 4,750% increase in 16 months, with over 9,400 public servers catalogued. The 2026-07-28 MCP specification rem…
A developer detailed a step-by-step guide to building a Model Context Protocol (MCP) server, using the Python FastMCP SDK and targeting protocol revision 2025-11-25. The guide covers creating a minima…
A developer built a custom Model Context Protocol (MCP) server that enables Claude to read draft blog posts and publish them directly to Dev.to, bypassing the UI. The project involved creating two MCP…
Zhurong2020 released pyobfus v0.5.4, an open-source AST-based Python obfuscator supporting Python 3.9 through 3.14, with framework-aware presets, reverse stack-trace mapping for AI-assisted debugging,…
Thoughtworks' podcast episode on the future of software engineering highlighted open problems in agentic engineering, and a developer responded by detailing how their IRC-A architecture addresses thes…
A developer built an iOS debug tool, powered almost entirely by Claude Code, that lets the AI agent drive a native iOS app autonomously. The tool, called AppDebugServer, creates a live bridge via USB …
Shibui Finance has built an MCP server that gives Claude direct SQL access to 64 years of US stock market data, including 31 million daily price records and 6.4 million SEC filings. The system uses a …
A developer discovered that their single FastMCP server holding both GitHub and DEV.to API keys exposes both credentials to every tool call, creating a security risk where untrusted inputs could acces…
Claude Code MCP enables developers to build custom AI agent tools in about 10 minutes using Python, according to a practical tutorial. The tutorial demonstrates creating a word-count server with the F…