x402 Directory

Onesource · Chain Nonce

Next transaction nonce for any Ethereum wallet via eth_getTransactionCount - how many txs it has sent

How to call it

curl -i -X GET https://api.onesource.io/api/chain/nonce/:address

# It answers 402 Payment Required, with the price and where to pay.
# Pay with any x402 client, then send the same request again.

Uptime, grade and call counts come from other directories, not from us. A blank means nobody has measured it. It does not mean it is safe.

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