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Blockchain RPC and data access via Quicknode.
Passed 22 of 22 test cases with the skill, and 16 of 22 without it.
and 6 more in the full report
6 fixed16 passed either way0 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 6 test cases the skill fixed. Same model, same prompt, with and without the skill.
How many RPC credits are issued for $0.01 USDC on testnet when paying via x402, and how many credits does a single successful JSON-RPC request cost?
| Checked | Without skill | With skill |
|---|---|---|
| States that $0.01 USDC provides 100 credits on testnet | Missed | Passed |
| States that 1 credit is consumed per successful response | Passed | Passed |
The instructions your model reads when the skill loads.
Quicknode provides high-performance RPC endpoints across 77+ blockchain networks including all chains Bankr supports: Base, Ethereum, Polygon, Solana, and Unichain.
Two ways to access:
@quicknode/x402 and start querying immediately.x402 is ideal for autonomous agents. No signup, no API keys. Pay with USDC on Base, Polygon, or Solana.
import { createQuicknodeX402Client } from "@quicknode/x402";
const client = await createQuicknodeX402Client({
baseUrl: 'https://x402.quicknode.com',
network: "eip155:84532", // pay on Base Sepolia (testnet)
evmPrivateKey: process.env.PRIVATE_KEY,
preAuth: true, // pre-authenticates via SIWX for faster payment flow
});
// Pay on Base, query any chain
const res = await client.fetch("https://x402.quicknode.com/ethereum-mainnet", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ jsonrpc: "2.0", method: "eth_blockNumber", params: [], id: 1 }),
});
Install: npm install @quicknode/x402
Credit pricing:
Full x402 docs: https://x402.quicknode.com/llms.txt
test cases passed, vs 16 / 22 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.