APEX Base Token Verdict

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "ok": false,
  "paid": false,
  "error": "missing required path parameter — nothing has been charged",
  "price": "$0.010 per call",
  "usage": "/api/x402/base-verdict/{token}",
  "example": "/api/x402/base-verdict/0x4200000000000000000000000000000000000006",
  "required": "token",
  "discovery": "/.well-known/x402"
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "note": "Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or pay and replay the hash in X-PAYMENT-BASE.",
      "version": "2",
      "replayHeader": "X-PAYMENT-BASE",
      "credentialTypes": [
        "authorization"
      ]
    },
    "payTo": "0xd334ab5151c624cada654854e2879903dc4217ed",
    "amount": "10000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET",
        "discoverable": true
      },
      "output": {
        "type": "json",
        "schema": {
          "type": "object",
          "properties": {
            "ok": {
              "type": "boolean"
            },
            "data": {
              "type": "object"
            },
            "paid": {
              "type": "number"
            }
          }
        },
        "example": {
          "ok": true,
          "data": {
            "ok": true,
            "grade": "RADIOACTIVE",
            "notes": [
              "The contract still has an owner (no owne…"
            ],
            "roast": "$WETH has no Uniswap pool against ETH or…",
            "token": {
              "name": "Wrapped Ether",
              "owner": "no owner() function",
              "symbol": "WETH",
              "address": "0x42000000000000000000000000000000000000…"
            },
            "rubric": "RADIOACTIVE: buy or sell fails, or a rou…",
            "measured": {
              "pool": null,
              "buyOk": false,
              "ethIn": null,
              "sellOk": false,
              "ethBack": null,
              "liquidityUsd": null,
              "liquiditySource": null,
              "roundTripLossPct": null,
              "simulatedAtBlock": null
            },
            "one_liner": "No pool we could trade through",
            "disclaimer": "A measurement of the exit right now, not…"
          },
          "paid": 0.01
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "method"
          ],
          "properties": {
            "type": {
              "type": "string",
              "const": "http"
            },
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            }
          }
        },
        "output": {
          "type": "object"
        }
      }
    }
  }
}

Provenance

Seen in the source catalog

2026-10-13 05:07Z

Last indexed by Roundhouse

2026-10-26 14:46Z

Last enriched (probe, favicon, geo)

2026-10-13 10:46Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402