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api.x402node.dev chain balance-multi
https://api.x402node.dev/chain/balance-multi
answers 402
Native token balance of an address across major EVM chains (Ethereum, Base, Arbitrum, Optimism, Polygon, BSC) in a single call, each valued in USD with a portfolio total. Aggregates multiple RPCs and prices so an agent gets cross-chain holdings in one request. Live. multichain balance, cross chain holdings, wallet native balance, portfolio Accepts payment on Base or Solana — either network works.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 46 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-09-06T01:24:19.957Z (32d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.x402node.dev%2Fchain%2Fbalance-multi"