LION - Trend Intent MCP + Marketplace Visibility Audit

LION exposes x402-paid MCP/data services on Base. Five tools: (1) lion_trend_intent_signal_json and (2) lion_trend_intent_signal_csv return hardware-wallet buyer-intent + self-custody onboarding-friction intelligence ($0.01 USDC on Base mainnet); (3) lion_base_dex_signals_json is a live Base DEX market-data feed ($0.005 USDC on Base eip155:8453) returning raw on-chain metrics (price, liquidity, volume, price-change, pair-age, and a transparent mechanical activity score) for active Base tokens - raw public DexScreener data, not financial advice; (4) lion_adaptive_data_query is the LION Adaptive Data Fabric - one typed x402 query endpoint covering live Base verticals (base_dex market data, token_risk security screening via GoPlus, defi_yields via DefiLlama) with a free self-describing capability manifest at ?describe=1 ($0.005 USDC, raw public data, not advice); (5) lion_payment_attempt_readiness_audit is a pre-spend payment-term trust check an agent calls before signing a Payment-Signat