Ethereum
GET https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_chainid
Listed in Coinbase x402 Bazaar
Chain ID Check: network identifier on Ethereum mainnet. Ethereum mainnet chain id via eth_chainId: returns the hex result and its decimal value, read live from an Ethereum RPC node. Use it as a paid connectivity and chain check before an agent signs or reads on mainnet.
Other endpoints from api.arysphere.com
The same service's other paid functions that Hagglyai tracks, each with its own price. Functions outside Hagglyai's categories are not listed.
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET "https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_chainid"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseEstimated calls per day
Paid calls to api.arysphere.com's tracked endpoints each day, estimated from the 30-day totals the x402 catalogues report. Each bar is the change in that 30-day total since the day before, plus the calls that left the 30-day window (taken as an average day). It is an estimate: Hagglyai does not measure or pay for these calls.
Usage available for 29 of 33 tracked endpoints, 123 paid calls in the last 30 days. Last updated 2 hours ago. Unknown usage is left out, not counted as zero.
Compared with other providers
api.arysphere.com ranks 31st of 175 in On-chain data by its latest reported 30-day paid calls. Coverage matters: a provider whose endpoints report more of their usage can rank higher.
| # | Provider | Reported 30-day calls | Coverage |
|---|---|---|---|
| 1 | www.api-xpay.com | 7,086 | 1 of 1 endpoint |
| 2 | agent.pocket.network | 5,964 | 14 of 25 endpoints |
| 3 | api.onesource.io | 5,327 | 27 of 29 endpoints |
| 4 | agent402.tools | 3,636 | 146 of 232 endpoints |
| 5 | api.solenrich.com | 2,474 | 7 of 12 endpoints |
| 6 | x402.ottoai.services | 1,435 | 26 of 32 endpoints |
| 7 | api.losbeto.xyz | 1,431 | 21 of 108 endpoints |
| 8 | api.x402node.dev | 1,298 | 163 of 188 endpoints |
| 31 | api.arysphere.com (this one) | 123 | 29 of 33 endpoints |