https://mr-d.dev/blog/ Practical engineering solutions, development lessons, and open-source notes shared with the community. en Tue, 28 Jul 2026 12:52:14 GMT https://mr-d.dev/blog/mcp-v2-migration-guide/ https://mr-d.dev/blog/mcp-v2-migration-guide/ Tue, 28 Jul 2026 12:00:00 GMT A practical MCP v2 migration guide covering SDK changes, the stateless 2026 protocol, compatibility risks, and when upgrading is worth it. https://mr-d.dev/blog/should-every-mcp-server-ship-with-an-agent-skill/ https://mr-d.dev/blog/should-every-mcp-server-ship-with-an-agent-skill/ Tue, 28 Jul 2026 12:00:00 GMT An MCP server must stand on its own. Learn when an optional agent skill adds real value—and when it only hides a poor interface. https://mr-d.dev/blog/designing-token-efficient-mcp-apis/ https://mr-d.dev/blog/designing-token-efficient-mcp-apis/ Tue, 28 Jul 2026 12:00:00 GMT Fifteen practical rules for MCP APIs that reduce tool calls, context bloat, latency, and cost without starving AI agents of useful data. https://mr-d.dev/blog/the-mrd-open-source-toolbox/ https://mr-d.dev/blog/the-mrd-open-source-toolbox/ Thu, 23 Jul 2026 12:00:00 GMT Our open-source toolbox came out of daily annoyances, not a product plan. Here's what each tool does and why we use it ourselves.