Connects Claude to Bitcoin and Nostr infrastructure through 12 tools gated by Lightning L402 payments. You get AI operations like ask_bitcoin and generate_image for 21-100 sats per call, plus a suite of Web of Trust scoring tools for Nostr pubkeys that help detect sybils, analyze trust paths, and measure network influence. The WoT endpoints give you 50 free calls daily and return concrete metrics like PageRank scores, percentile rankings, and follow quality analysis. Useful when you're building bounty platforms that need sybil resistance, monetizing AI agent calls without subscriptions, or adding reputation scoring to Nostr applications. Payment verification happens through Lightning invoice hash headers, no blockchain waiting required.