Discover / x402.fablerlabs.com

Fabler Labs x402 Storefront

■ Challenge detected

Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice.

x402
Base
USDC
Other

Listed price: $0.001
Challenge detected: 9 of the last 9 checks
Median response: 337 ms
Last checked: 16 Oct, 13:59 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://x402.fablerlabs.com/market/funding-spreads
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

1 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

GEThttps://x402.fablerlabs.com/market/funding-spreads$0.001Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 1 of 1 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.fablerlabs.com

Recent checks

2 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.16 Oct 2026

All 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 13:59 UTC	Challenge detected	402	252ms
15 Oct, 04:47 UTC	Challenge detected	402	314ms
13 Oct, 20:45 UTC	Challenge detected	402	544ms
11 Oct, 19:34 UTC	Challenge detected	402	257ms
10 Oct, 06:39 UTC	Challenge detected	402	337ms
9 Oct, 03:33 UTC	Challenge detected	402	473ms
7 Oct, 21:31 UTC	Challenge detected	402	284ms
6 Oct, 21:30 UTC	Challenge detected	402	393ms
2 Oct, 05:04 UTC	Challenge detected	402	342ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 13:59 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 price is recorded for Fabler Labs x402 Storefront?

Its listed price is $0.001.

What payment terms does Fabler Labs x402 Storefront advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Fabler Labs x402 Storefront listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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