12 MCP servers and agent skills in the Delivery category, ranked by quality score.
Probes your live API and classifies why each endpoint failed (root cause + evidence + calibrated confidence) over MCP, so your AI assistant debugs from evidence instead of guessing. Deterministic rules, no black box. Works with FastAPI, Express, Next.js, tRPC, and GraphQL. `npm i -g qa-probe`
Lets the non-technical people you build for request UI changes directly on your live site, then pulls each request (with the exact element and page) into your coding agent so it builds it on a branch and opens a pull request. Works with Claude Code, Cursor, Cline, Codex, and remote agents over HTTP. `npx -y amendor-mcp`
Book, label, track and cancel Royal Mail and Parcelforce shipments. 33 UK and international services via friendly keys or raw Service Register codes. `npx royalmail-mcp`.
Compare parcel and letter delivery prices across 60+ carriers in 27 European countries. Remote MCP: [packzoo.com/api/mcp](https://packzoo.com/api/mcp).