Ethereum ERC-20 Balance
GET https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/eth_erc20_balanceof
Listed in Coinbase x402 Bazaar
Ethereum mainnet ERC-20 token balance of a holder address. Ethereum mainnet ERC-20 token balance: give token (the ERC-20 contract) and address (the holder); returns that address balance of the token, read live with balanceOf.
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_chain_reads_v1/eth_erc20_balanceof"
# 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 23 of 24 tracked endpoints, 93 paid calls in the last 30 days. Last updated 1 hour ago. Unknown usage is left out, not counted as zero.
Compared with other providers
api.arysphere.com ranks 39th of 163 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 | 6,972 | 1 of 1 endpoint |
| 2 | agent.pocket.network | 4,712 | 14 of 25 endpoints |
| 3 | api.onesource.io | 4,486 | 27 of 29 endpoints |
| 4 | agent402.tools | 3,670 | 147 of 229 endpoints |
| 5 | api.solenrich.com | 3,062 | 7 of 12 endpoints |
| 6 | x402.ottoai.services | 1,536 | 28 of 32 endpoints |
| 7 | api.losbeto.xyz | 1,370 | 21 of 108 endpoints |
| 8 | api.x402node.dev | 1,272 | 160 of 189 endpoints |
| 39 | api.arysphere.com (this one) | 93 | 23 of 24 endpoints |