Api Endpoint

api.x402node.dev

Top token holders and whale concentration for an ERC20 on Base, estimated from recent Transfer events, with each holder's percentage. token holders, holder distribution, whale concentration, top holders, token ownership, holder analysis Accepts payment on Base or Solana — either network works.

Open interactive test console

Offering

Provider: api.x402node.dev
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Blockchain And Crypto
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://api.x402node.dev/chain/holder-distribution
MIME type: application/json
First seen: 2026-10-16T01:58:48.885Z
Last seen: 2026-11-02T05:45:35.197Z
Tags: None supplied

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2: 0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up"
  }
]

Observed health

Status: Healthy
Latest latency: 180 ms
Average latency: 266 ms
HTTP status: 402
Last checked: 2026-11-02T05:45:35.191Z
Reachability: 100% over 11 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "address": {
          "type": "string",
          "description": "ERC20 contract address (required)"
        },
        "token": {
          "type": "string",
          "description": "ERC20 contract address (optional)"
        },
        "chain": {
          "type": "string",
          "description": "base (default, only chain with enhanced rpc)"
        },
        "top": {
          "type": "string",
          "description": "Number of top holders to return, default 10, max 50"
        }
      },
      "required": [
        "address"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "input": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "const": "http"
        },
        "method": {
          "type": "string",
          "enum": [
            "GET"
          ]
        },
        "queryParams": {
          "type": "object",
          "properties": {
            "address": {
              "type": "string",
              "description": "ERC20 contract address (required)"
            },
            "token": {
              "type": "string",
              "description": "ERC20 contract address (optional)"
            },
            "chain": {
              "type": "string",
              "description": "base (default, only chain with enhanced rpc)"
            },
            "top": {
              "type": "string",
              "description": "Number of top holders to return, default 10, max 50"
            }
          },
          "required": [
            "address"
          ]
        }
      },
      "required": [
        "type",
        "method"
      ],
      "additionalProperties": false
    }
  },
  "required": [
    "input"
  ]
}