Discover / mpp.quicknode.com

Quicknode RPC via MPP

■ Challenge detected

Pay-per-request blockchain RPC access using the Machine Payments Protocol (MPP). No signup, no API keys — just a wallet. Authenticate with PathUSD or USDC.e (Tempo testnet and mainnet) or USDC (Solana) micropayments via charge (one-time) or session (payment channel) intents. Tempo testnet wallets have a 10,000 lifetime request cap per intent.

MPP
Tempo
USDC

Challenge detected: 3 of the last 3 checks
Median response: 184 ms
Last checked: 9 Oct, 15:20 UTC
In our index since: 7 Oct 2026

Endpoint

curl -i https://mpp.quicknode.com/0g-galileo
# 402 Payment Required: pay with a MPP client, then send the request again.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/mpp.quicknode.com

Recent checks

7 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.9 Oct 2026

All 3 checks

When (UTC)	Result	HTTP	Response
9 Oct, 15:20 UTC	Challenge detected	402	393ms
8 Oct, 09:20 UTC	Challenge detected	402	143ms
7 Oct, 03:20 UTC	Challenge detected	402	184ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 9 Oct, 15:20 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What payment terms does Quicknode RPC via MPP advertise?

The listing advertises MPP, Tempo and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is Quicknode RPC via MPP listed?

In mppscan. Superstables first indexed it on 7 Oct 2026.

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