"Paperless-ngx" matching MCP servers:

Snap Router turns an agent's plain-language task into a ranked shortlist of the x402 services and MCP tools that actually serve it, in one ~200ms pass over the merged x402 Bazaar + MCP Registry catalog (16k+ entries) — no LLM call, with a "works well with" hint. The same server also ships Pricing-Truth: request-time on-chain liquidity and price integrity for Base/Ethereum/Arbitrum tokens -truth

Enables any MCP client to access 11 AI inference and data tools, including chat, code, vision, embeddings, crypto prices, weather, geolocation, currency exchange, and WHOIS, with a free tier and paid USDC-on-Base endpoints.

Provides hedge fund back-office calculations (fees, NAV, exposure, costs) and institutional LP report grading, accessible for free without an API key.