specshield-mcp-server: an MCP tool for detecting breaking API changes from AI coding agents

Short summary

A developer built specshield-mcp-server, an MCP server that lets AI coding agents like Cursor and Claude check whether API changes are safe to ship before committing. The core tool, is_change_safe, diffs old and new OpenAPI specs and returns a verdict with blocking reasons and recommended actions. Additional tools generate migration guides, release notes, and plain-language impact explanations for API consumers.

• •MCP server gives AI coding agents awareness of API contract implications before shipping changes
• •is_change_safe tool diffs OpenAPI specs and returns risk verdict, blocking reasons, and remediation guidance
• •Works with Cursor, Claude Desktop, and Claude Code; available on npm and the MCP registry

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