Between one and five deliberately divergent takes on whatever you are working on, returned

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x9d0bb5dA24cADe855DeE8d1231A1c416e0bB2FFe",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2500",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "HiQDSev6m8QwangqGFpfHZtKGFRYkAiqi24aF6BFKJrw",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "2500",
    "maxTimeoutSeconds": 60
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "n": 3,
          "topic": "a caching layer nobody wants to own"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "mechanic": "written live by google/gemma-3-12b-it at temperature 1.1, top_p 0.95 — the takes are asked to disagree with each other rather than restate one idea, and nothing is pooled. Your topic, if you sent one, reached the model as its own message rather than inside these instructions.",
          "model": "google/gemma-3-12b-it",
          "n": 3,
          "takes": [
            "One take on your topic, framed one way.",
            "A second take that disagrees with the first about what the problem is.",
            "A third that changes the scale rather than the answer."
          ],
          "topic": "a caching layer nobody wants to own"
        },
        "format": "application/json",
        "type": "text"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "description": "a JSON body, up to 4 KB. Optionally {\"topic\": \"…\"} of at most 140 characters — it steers the answer, and it is sent to the model as its own message rather than inside our instructions. POST {} to let the model choose. Optionally {\"n\": 1-5} for how many takes; the default is 3. Every attraction on penny402 is a flat $0.0025; the unpaid 402 carries those exact terms.",
              "type": "object"
            },
            "bodyType": {
              "const": "json",
              "type": "string"
            },
            "method": {
              "const": "POST",
              "type": "string"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method",
            "bodyType",
            "body"
          ],
          "type": "object"
        },
        "output": {
          "additionalProperties": false,
          "properties": {
            "example": {
              "description": "a sample response from the real code path"
            },
            "format": {
              "const": "application/json",
              "description": "the attraction, as JSON, in the response body",
              "type": "string"
            },
            "type": {
              "const": "text",
              "type": "string"
            }
          },
          "required": [
            "type",
            "format"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://penny402.fun/brainstorm"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://penny402.fun/brainstorm");
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://penny402.fun/brainstorm")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header