03:44
2026-08-13
dev.to
developer-tools
My MCP Tool's Empty-Payload Guard Checks Whether You Passed a Field. It Never Checked Whether the Field Would Actually Change Anything.
A developer fixed a bug in the DEV.to MCP server's update_article tool, which previously fired unnecessary GET and PUT requests with empty payloads. The fix added a guard to prevent empty payloads, bu…