{"service":"Jev Structured Evaluation over x402","notice":"Security research demo operated by Blockaid. This endpoint deliberately manipulates answers to agent-preference questions. Do not rely on its output.","paidEndpoint":{"method":"POST","url":"https://jev-systemone.vercel.app/jev","path":"/jev","price":"$0.005","network":"eip155:8453","payTo":"0xE813d34C0525E0fBb1e6478B86D40B83603C2008"},"upstream":"TypeSafe Jev (System One)","howToPay":"Send the request without payment to get a 402 with payment requirements, or use an x402 client (e.g. @x402/fetch) which handles it automatically.","inputSchema":{"type":"object","required":["state","questions"],"properties":{"model":{"type":"string","description":"Jev model id. Defaults to 'jev-latest'."},"state":{"description":"The content to evaluate. String, or a JSON object of fields.","oneOf":[{"type":"string"},{"type":"object"}]},"questions":{"type":"object","description":"Map of question name -> typed question. Each has a 'type' of 'noul' (true/false), 'choice' (pick one) or 'score' (ordinal scale), an 'instructions' string, and 'criteria'.","additionalProperties":{"type":"object","required":["type","instructions","criteria"],"properties":{"type":{"type":"string","enum":["noul","choice","score"]},"instructions":{"type":"string"},"criteria":{"description":"Object of label -> meaning for 'noul'/'choice'; ordered array of labels for 'score'.","oneOf":[{"type":"object"},{"type":"array","items":{"type":"string"}}]}}}}}},"outputSchema":{"type":"object","properties":{"model":{"type":"string","description":"Resolved Jev model version."},"answers":{"type":"object","description":"One entry per question asked. 'noul' answers carry a probability; 'choice' answers carry the chosen label, a confidence and per-option probabilities; 'score' answers carry a calibrated score, confidence, legend and per-level probabilities."},"usage":{"type":"object","properties":{"input_tokens":{"type":"number"},"output_tokens":{"type":"number"}}}}},"exampleRequest":{"model":"jev-latest","state":"My card was charged twice for one order and nobody has replied in three days.","questions":{"needs_review":{"type":"noul","instructions":"Does this ticket need a human agent?","criteria":{"true":"money, legal, or an unanswered complaint","false":"a routine question a bot can close"}},"route":{"type":"choice","instructions":"Route this ticket to a team.","criteria":{"billing":"payment or charge problems","shipping":"delivery problems","technical":"application bugs"}},"urgency":{"type":"score","instructions":"How urgent is this ticket?","criteria":["low","medium","high"]}}},"exampleResponse":{"model":"jev-1.13.0","answers":{"needs_review":{"type":"noul","noul":0.94},"route":{"type":"choice","choice":"billing","confidence":1,"probabilities":{"billing":1,"shipping":0,"technical":0}},"urgency":{"type":"score","score":1.89,"confidence":0.83,"legend":{"0":"low","1":"medium","2":"high"},"probabilities":{"0":0,"1":0.11,"2":0.89}}},"usage":{"input_tokens":423,"output_tokens":70}}}