{"endpoint":"/api/blah/respond","method":"POST","description":"Real-time response coaching — ranked response options for a given human message and objective","price":"$0.35 via x402 (USDC on Base or Solana)","product":"BLAH (Be Like A Human)","input":{"human_message":"The message from the human (required)","objective":"What the agent is trying to achieve (required)","history":"Optional conversation history array","kyh_profile":"Optional KYH personality data for personalized responses","tone_override":"Optional tone override string"},"output":"3 ranked response options + detected emotional state + avoid list"}