https://x402-agent-store.rileycraig14.workers.dev/chain/c...
The EIP-155 chain ID for any supported network via eth_chainId — the read multi-chain agents make to confirm which chain an RPC is on before signing. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free public RPC; undercuts onesource (Ethereum-only) at $0.001 on 6 chains.
#109
$0.0010
69
14
Points earned against points available, biggest lever first.
| Rank | Service | Score | Volume | Price |
|---|---|---|---|---|
| #1 | 67 | 4.7K txns | $0.0020 | |
| #2 | WaterPulse−22 | 66 | 1.6K txns | $0.15 |
| #3 | Otto AI−21 | 65 | 6.8K txns | $0.0050 |
| #4 | Bitrefill−19 | 63 | 156 txns | $0.0010 |
| #5 | 63 | 1.7K txns | $0.0010 |