2026-08-02 — Docs consistency, answer-engine llms.txt, cheat sheet, changelog

Reconciled intelligence sport coverage, free-tier rate limit (20/min), and credit-cost language across pricing/FAQ/docs/llms.txt. Rebuilt llms.txt as an answer-engine asset (aliases, pricing, competitor contrasts, limitations, measured token budgets). Added /docs/cheat-sheet, /docs/best-practices, /docs/rate-limits (HTML + .md), /changelog, /changelog.json. Dual-audience llms-full: /llms-full.txt GEO (~11k), /docs/llms-full.txt technical (~53k), /openapi-llms.txt dump. Docs-as-markdown T2: /docs.md, /docs/guides.md, /docs/reference.md (~23k). Public docs advertise 18 MCP tools. MLS intelligence exposes fair / edges_by_book / best.