Discover / x402.quicknode.com
QuickNode
□ No challenge detectedBlockchain RPC provider with x402-gated multi-chain access. Pay-per-request in USDC on Base with no API key.
- Challenge detected
- 0 of the last 3 checks
- Last checked
- 17 Oct, 04:37 UTC
- In our index since
- 14 Oct 2026
Endpoint
curl -i https://x402.quicknode.com # 402 Payment Required: pay with an x402 client (USDC on Arc Testnet), # then send the same request again with the payment attached.
Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.quicknode.com
Recent checks
14 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.17 Oct 2026
All 3 checks
| When (UTC) | Result | HTTP | Response |
|---|---|---|---|
| 17 Oct, 04:37 UTC | No challenge detected | 200 | 47ms |
| 15 Oct, 19:10 UTC | No challenge detected | 200 | 316ms |
| 14 Oct, 08:45 UTC | No challenge detected | 200 | 51ms |
Questions
Did our last probe detect a payment challenge?
No. At our last probe on 17 Oct, 04:37 UTC, we detected no payment challenge.
What payment terms does QuickNode advertise?
The listing advertises x402, Arc Testnet, Base, Base Sepolia, EVM chain 1952, Polygon, Polygon Amoy, Solana, Solana Devnet and USDC. Check the seller's current payment challenge and authentication requirements before paying.
Where is QuickNode listed?
In x402-list.com. Superstables first indexed it on 14 Oct 2026.
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