◇Topaz Query / x402
ACCOUNTLESS BLOCKCHAIN DATA

Ask the chain.
Pay for the answer.

Topaz Query is one normalized API for balances, transfers, swaps, and wallet-token history. No subscriptions. No vendor keys. Pay per request with USDC over x402.

5EVM networks
< 4ssimple-query target
100%recoverable results
01

Query console

Scope the request, review the maximum price, then authorize.

Native and fungible-token balances

MAXIMUM PRICE—calculating route · Base
02

One request. Full evidence.

01 / SCOPE

Describe the query

Choose a chain and resource. Invalid requests are rejected before payment.

02 / AUTHORIZE

Sign the maximum

Review the exact stablecoin charge and authorize it from your own wallet.

03 / VERIFY

Receive the evidence

Get normalized data, source provenance, completeness, and a durable receipt.