Discover / cheap-utilities.x402tookit.com

Cheap Utilities

■ Challenge detected

WCAG contrast ratio between two hex colors with AA and AAA pass/fail for normal and large text.

Listed price
$0.02
Challenge detected
1 of the last check
Median response
173 ms
Last checked
21 Oct, 00:26 UTC
In our index since
21 Oct 2026

Endpoint

curl -i https://cheap-utilities.x402tookit.com/color-contrast
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
12 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.

Base URLhttps://cheap-utilities.x402tookit.com

  • GET/semver-compareNo price listedCompare two semver versions by precedence and test whether a version satisfies a range like ^1.2.0 or >=2 <3.
  • GET/cron-explainNo price listedExplain a 5-field cron expression in plain English and list the next 5 run times in UTC.
  • GET/json-diffNo price listedStructural diff of two JSON documents: added, removed, changed and type-changed paths, arrays compared by index.
  • GET/url-normalizeNo price listedNormalize a URL: lowercase host, default port and fragment removed, sorted query, tracking parameters stripped.
  • GET/email-syntaxNo price listedCheck email address syntax, role accounts (info@, admin@) and known throwaway domains. No DNS lookup, nothing sent.
  • GET/timestamp-convertNo price listedConvert a unix timestamp or ISO time to ISO, local time in any IANA zone, weekday, ISO week and relative time.
  • GET/ip-classifyNo price listedClassify an IPv4 or IPv6 address: public, private, loopback, link-local, CGNAT or reserved, plus reverse-DNS name.
  • GET/json-repairNo price listedRepair broken JSON: trailing commas, single quotes, bare keys, comments, Python None/True, missing brackets. Returns parsed.
  • GET/text-statsNo price listedText statistics for English: words, sentences, reading time and Flesch reading ease with a difficulty verdict.
  • GET/hash-textNo price listedSHA-256, SHA-1, SHA-512 and MD5 digests of a short text in hex and base64, with byte length and base64 encoding.
  • GET/uuid-inspectNo price listedInspect a UUID: valid or not, version (1-8), variant, and the embedded timestamp for v1, v6 and v7 UUIDs.
  • GET/color-contrastNo price listedWCAG contrast ratio between two hex colors with AA and AAA pass/fail for normal and large text.

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

Showing 12 of 12 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/cheap-utilities.x402tookit.com

Recent checks

21 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.21 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
21 Oct, 00:26 UTCChallenge detected402173ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 21 Oct, 00:26 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 Cheap Utilities?

Its listed price is $0.02.

What payment terms does Cheap Utilities advertise?

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

Where is Cheap Utilities listed?

In x402 Bazaar. Superstables first indexed it on 21 Oct 2026.

Something wrong on this page? Tell us.

Cheap Utilities: listed price $0.02, x402 on Arbitrum, Base, Polygon and Solana