Discover / x402-pulse-seller-production.up.railway.app

x402 Pulse

■ Challenge detected

Live BTC/ETH/SOL prices + the Crypto Fear & Greed Index in one call. Sourced from CoinGecko and alternative.me public data, combined for convenience.

x402
Base
USDC

Listed price: $0.002
Challenge detected: 9 of the last 9 checks
Median response: 126 ms
Last checked: 16 Oct, 23:40 UTC
In our index since: 4 Oct 2026

Endpoint

curl -i https://x402-pulse-seller-production.up.railway.app/pulse
# 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-pulse-seller-production.up.railway.app/pulse$0.002Live BTC/ETH/SOL prices + the Crypto Fear & Greed Index in one call. Sourced from CoinGecko and alternative.me public data, combined for convenience.

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-pulse-seller-production.up.railway.app

Recent checks

4 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, 23:40 UTC	Challenge detected	402	326ms
15 Oct, 19:10 UTC	Challenge detected	402	111ms
14 Oct, 14:31 UTC	Challenge detected	402	224ms
12 Oct, 06:05 UTC	Challenge detected	402	123ms
10 Oct, 12:38 UTC	Challenge detected	402	110ms
9 Oct, 09:34 UTC	Challenge detected	402	172ms
8 Oct, 06:42 UTC	Challenge detected	402	126ms
7 Oct, 03:32 UTC	Challenge detected	402	105ms
4 Oct, 05:04 UTC	Challenge detected	402	128ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 23:40 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 x402 Pulse?

Its listed price is $0.002.

What payment terms does x402 Pulse 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 x402 Pulse listed?

In x402 Bazaar. Superstables first indexed it on 4 Oct 2026.

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