Discover / x402-paid-mcp.vercel.app

x402-paid-mcp.vercel.app

□ No challenge detected

Compute a SHA-256 hex digest of a text payload. Cryptographic hash / checksum helper. Not an attestation.

x402
Base
Solana
USDC

Listed price: $0.001
Challenge detected: 0 of the last 9 checks
Last checked: 16 Oct, 18:49 UTC
In our index since: 29 Sept 2026

Endpoint

curl -i https://x402-paid-mcp.vercel.app/api/v1/sha256
# 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.

POSThttps://x402-paid-mcp.vercel.app/api/v1/sha256$0.001Compute a SHA-256 hex digest of a text payload. Cryptographic hash / checksum helper. Not an attestation.

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-paid-mcp.vercel.app

Recent checks

29 Sept 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, 18:49 UTC	No challenge detected	405	1685ms
15 Oct, 08:20 UTC	No challenge detected	405	1517ms
13 Oct, 20:45 UTC	No challenge detected	405	1705ms
11 Oct, 19:34 UTC	No challenge detected	405	1608ms
10 Oct, 03:32 UTC	No challenge detected	405	49ms
8 Oct, 21:32 UTC	No challenge detected	405	69ms
7 Oct, 18:39 UTC	No challenge detected	405	55ms
6 Oct, 15:34 UTC	No challenge detected	405	92ms
29 Sept, 17:03 UTC	No challenge detected	405	108ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 18:49 UTC, we detected no payment challenge.

What price is recorded for x402-paid-mcp.vercel.app?

Its listed price is $0.001.

What payment terms does x402-paid-mcp.vercel.app advertise?

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

Where is x402-paid-mcp.vercel.app listed?

In x402 Bazaar. Superstables first indexed it on 29 Sept 2026.

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