"A guide to improving cognitive skills and thinking processes" matching MCP connectors:

Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.

Generate PDF/DOCX/XLSX/PPTX from templates+JSON. Convert Office/HTML/MD to PDF. Universal templating

Cite and independently verify Bitcoin-anchored construction-estimate audit records.

Independent pre-transaction audit for construction estimates. Free, and every verdict recomputes.

Verified data on 8,000+ AI tools for any AI assistant: live status, pricing reality, user sentiment, viability, and alternatives, every answer carries a last-verified date. Free, read-only, no auth.

Steam profiles, SteamID conversion, bans, FACEIT stats, friends and comparisons. Free, no API key.

Manage products, EU Digital Product Passports, operator parties, and GS1 EPCIS supply-chain events.

Buy and manage travel eSIM data plans in the conversation. Pay by card (Stripe) or USDC over x402.

Enumerate and inspect PubFi capabilities, then execute an exact selected route.

Company intelligence via UK Companies House and risk screening across 386 risk data sources.

Verify claims, resolve FIGI identity, extract claims, and sign x402 delivery receipts over MCP.

Buy a $2 novelty digital rock over x402 (USDC on Base). Serves payment instructions only.

Daily editorials, exit costs, depth concentration, tiers, and sealed records. No commodity futures.

US funding-stress warning with construction-PIT evidence limits and explicit eligibility flags.

Read any page or file as clean text, plus live news, weather, market holidays and timezone lookups for agents. Pay-per-call in USDC on Base via x402 — no signup, no API keys.

Neutral fairness computation for agents: two or more parties submit sealed inputs, a published deterministic algorithm runs (fair division, verifiable random selection, Shapley shares), and every party receives an identical signed certificate anyone can re-run and verify for free.

Real-time planetary signal engine and Model Context Protocol (MCP) server for autonomous AI agents.

SEO research SaaS exposed as 30+ MCP tools. Forge niche analysis, plans, and writer-ready briefs.

Convert PDF bank statements into structured transactions, accounts, and balances.

Get the best grocery and supermarket prices, price history, and price tracking. Build the best value baskets for what you want.