Wallet portfolio on Base: everything an address holds valued in USD, ETH plus its ERC-20 t

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xe55359021a6a22d8385b827405991c56075f56f8",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "3000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "pathParams": {
          "address": "0x1985ea6e9c68e1c272d8209f3b478ac2fdb25c87"
        },
        "queryParams": {
          "limit": 10,
          "minValue": 100
        },
        "type": "http"
      },
      "output": {
        "example": {
          "address": "0x1985...5c87",
          "at": "2026-08-05T13:31:58.678Z",
          "basename": null,
          "chain": "base",
          "hiddenBelowFloor": 48,
          "minValueUsd": 10000,
          "native": {
            "balance": 194.68,
            "priceUsd": 1868.57,
            "symbol": "ETH",
            "valueUsd": 363774.32
          },
          "shown": 1,
          "source": "blockscout",
          "tokenCount": 52,
          "tokens": [
            {
              "address": "0xcbb7...33bf",
              "balance": 5.673857,
              "name": "Coinbase Wrapped BTC",
              "priceUsd": 64198,
              "symbol": "CBBTC",
              "valueUsd": 364250.29
            }
          ],
          "totalUsd": 7143109.27,
          "unpriced": 0
        },
        "type": "json"
      }
    },
    "routeTemplate": "/api/base/portfolio/:address",
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "pathParams": {
              "properties": {
                "address": {
                  "pattern": "^0x[0-9a-fA-F]{40}$",
                  "type": "string"
                }
              },
              "required": [
                "address"
              ],
              "type": "object"
            },
            "queryParams": {
              "properties": {
                "limit": {
                  "description": "Optional. How many holdings to list, default 20",
                  "maximum": 50,
                  "minimum": 1,
                  "type": "integer"
                },
                "minValue": {
                  "description": "Optional. USD floor per holding, default 1",
                  "minimum": 0,
                  "type": "number"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://agenttoll.app/api/base/portfolio/:address"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://agenttoll.app/api/base/portfolio/:address");
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://agenttoll.app/api/base/portfolio/:address")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header