The scorecards
Reports
One report per product. A fixed five-task battery, a fixed three-model panel, and a verified receipt behind every quote.
ProductGrade
Stripe C+ 78.8%
The docs give instructions to the reading agent itself, and the classic quickstart path graded PARTIAL partly because of it.
ProductGrade
Resend B+ 88.8%
Ships .md mirrors, llms.txt, and an MCP server, and its two webhook pages name the same parameter two different ways.
ProductGrade
Mailgun C 76.3%
Strong quickstart, one concrete rate-limit number in 144 pages, and it lives under Metrics.