Preflight MCP Server

What is Preflight?

✈️ 24-tool MCP server for Claude Code: preflight checks for your prompts, cross-service context, session history search with LanceDB vectors, correction pattern learning, cost estimation

How to use Preflight?

The README includes setup instructions such as claude mcp add preflight -- npx -y preflight-dev-serve.

Key features of Preflight

• Unified preflight_check entry point — one tool that triages every prompt and chains the right checks automatically
• Correction pattern learning — remembers past mistakes and warns you before repeating them
• Cross-service contracts — extracts types, interfaces, routes, and schemas across related projects
• .preflight/ config directory — team-shareable YAML config for triage rules and thresholds
• Trend & comparative scorecards — weekly/monthly trend lines, cross-project comparisons, radar charts, PDF export

Use cases of Preflight

• Connect an MCP-compatible client to this repository's service.
• Review the README-backed setup before enabling it in production.