{"endpoint":"/api/kyh/communication","method":"POST","description":"Communication style profiler — tone, directness, formality, persuasion triggers, trust signals, writing style analysis, how to talk to this person, message preferences, interpersonal communication guidance","price":"$0.05 via x402 (USDC on Base or Solana)","input":{"natal":"Object with sunSign, moonSign, risingSign, mercurySign, mercuryRetrograde, dominantElement, dominantModality","textSamples":"Array of text strings the human produced","observations":"Object with responseSpeed, messageLength, formality, emotionalExpression, decisionSpeed, conflictStyle, feedbackPreference, timePreference, customTraits","context":"Object with relationship, goal, channel"},"notes":"All fields optional. More signals = higher confidence. Text samples yield the strongest signal."}