For AI agents building agent swarms, synthetic users, NPCs, or trading bots

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x2f58f210fca0e3a486eacc29057a04576aee265e",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "maxTimeoutSeconds": 600
  }
]

{
  "bazaar": {
    "info": {
      "description": "For AI agents building agent swarms, synthetic users, NPCs, or trading bots. Input: archetype + prompt (e.g. 'risk-taking crypto founder'). Output: OCEAN Big Five + Dark Triad + trading psychology vector with emotional drift and memory anchors. M2M: use when you need consistent agent personality, backtest personas, or generate 1000s of synthetic traders. Pay-per-call USDC Base, no API key.",
      "input": {
        "body": {
          "archetype": "bullish_trader",
          "prompt": "A risk-taking crypto founder"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "archetype": "bullish_trader",
          "emotional_vector": {
            "primary": "euphoric"
          },
          "traits": {
            "conscientiousness": 0.7,
            "openness": 0.92,
            "risk_tolerance": 0.95
          }
        },
        "type": "json"
      },
      "title": "AI Agent Persona Generator - 12 Trait"
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "properties": {
            "body": {
              "properties": {
                "archetype": {
                  "type": "string"
                },
                "prompt": {
                  "type": "string"
                }
              },
              "required": [
                "archetype",
                "prompt"
              ],
              "type": "object"
            }
          },
          "required": [
            "body"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://x402.billionaireorder.com/v1/virtual-traits"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://x402.billionaireorder.com/v1/virtual-traits");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://x402.billionaireorder.com/v1/virtual-traits")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header