A curated registry of Model Context Protocol servers, each with an automated security grade from our tool-surface scanner.
Run an MCP server? Paste its remote endpoint — we'll scan it (read-only) and publish a free, reproducible security grade. Genuine MCP servers get listed instantly.
Bitcoin wallet intelligence API with address labels, trust scoring, transaction analysis, and fee recommendations.
Bitcoin entity and risk-exposure evidence for AI agents; keyless MCP, no risk_check score/verdict.
Capture vocabulary and grammar from AI conversations into spaced-repetition flashcards for language learning.
Feedback layer for video: reviewers leave timestamped comments and voice notes that AI agents read as structured feedback.
Query onchain data across EVM, Solana, Bitcoin, Substrate, and Hyperliquid via the SQD Portal API.