authority.md

Search, browse, and buy AI thinking frameworks from within any MCP client. 597 frameworks drawn from the documented thinking of notable people, plus 24 functional Tools and 7 curated bundles, delivered as .md files and native Claude Skills. authority.md is a marketplace for AI thinking frameworks: distillations of how notable investors, scientists, founders, writers, and other thinkers reason, drawn from their documented public record and delivered as .md skill files that work with Claude, ChatGPT, Gemini, or any LLM. The MCP server exposes the full catalog to agents: search across 597 frameworks in 44 categories, get full details and previews, list categories and curated bundles, and generate a Stripe-backed checkout URL for any combination of items. One of the earliest production implementations of agentic commerce over MCP. **Tools** - `search_personas`: free-text search across frameworks, Tools, and bundles (type field on each result) - `get_persona_details`: full details and content preview for any item - `list_categories`: all 44 categories with featured personas - `purchase_persona`: generates a checkout URL (authority.md/checkout) for 1-50 items; payment completes on-site via Stripe Streamable HTTP, no authentication required. Docs: https://authority.md/mcp · Inventory: https://authority.md/products.json · Contact: [email protected]

First seen 2 Oct 2026. Evidence as of 2 Oct 2026.