ETH Chain ID
Ethereum mainnet eth_chainId: takes no query parameters and returns the chain id the node reports.
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 721 ms
- Price
- $0.002 per call
- Paying buyers, last 30 days
- 2 (directory's own records)
- Paid calls, last 30 days
- 3
- Category
- Blockchain reads
- Address
- https://ari001.tailb4ac3a.ts.net/v1/ventures/x402_chain_reads_v1/eth_chainid
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/7ce9d1f6b88d.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).