Discover / saylorinnovations.com

Saylor Innovations Library Docs

■ Challenge detected

Current library docs for an npm, PyPI, crates, Go or GitHub package - README sections, version, license and install

Listed price
$0.01
Challenge detected
8 of the last 11 checks
Median response
276 ms
Last checked
18 Oct, 09:23 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://saylorinnovations.com/api/docs/npm/zod
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
1,040 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://saylorinnovations.com/api

  • GET/audio/bars$0.01Audio bars duration calculator from bars, beats per bar and BPM
  • GET/climate/sea-ice$0.01Arctic or Antarctic sea ice extent from NSIDC - latest daily value, anomaly versus the 1991-2020 mean for the same day, rank, record low and recent history
  • GET/evm/base/storage/:address/0$0.01Base contract storage slot - raw 32-byte value with uint and address decodings
  • GET/evm/optimism/allowance/:address/:address2/:address3$0.01Optimism ERC-20 allowance - how much a spender can move from an owner, with unlimited-approval flag
  • GET/taxonomy/itis$0.01ITIS species taxonomy lookup - scientific name to taxonomic serial number, rank, full kingdom-to-species lineage, child taxa and common names in English and other languages
  • GET/business/breakeven$0.01Break-even calculator - contribution margin, break-even units and revenue, and target-profit units
  • GET/procurement/reorder-point?$0.01Procurement reorder point calculator - safety stock, inventory position and reorder-now flag from demand and lead time
  • GET/bio/rare-disease/:id$0.01Rare disease reference from Orphanet by name or ORPHAcode - definition, codes, inheritance and phenotypes
  • GET/uk/food-hygiene$0.01UK food hygiene rating lookup - 0 to 5 FHRS rating, inspection date, scores and local authority for restaurants and takeaways by name and town
  • GET/evm/ethereum/nfts/:address/:address2$0.01NFTs a wallet holds in a collection (ERC-721 Enumerable) - balance and token ids, on 5 EVM chains
  • GET/astronomy/meteor-showers$0.01Upcoming meteor showers with peak date, zenithal hourly rate, parent body, speed and the moon illumination at peak with a viewing quality rating
  • GET/tv/schedule$0.01TV broadcast schedule for any country and date - airings with time, show, network and episode
  • GET/evm/ethereum/call/:address$0.01Ethereum read-only contract call (eth_call) - return data, with reverts reported cleanly
  • GET/india/mutual-fund/:code$0.01Indian mutual fund NAV - latest NAV, fund house, category and 1, 3 and 5 year returns for any AMFI scheme code
  • GET/electricity/spain/price$0.01Spain hourly electricity price today - OMIE wholesale spot and PVPC regulated tariff in EUR/MWh with cheapest and priciest hours from Red Electrica
  • GET/argentina/series$0.01Official Argentina time series from datos.gob.ar by series id - INDEC inflation index, wages, activity and exchange rates with dates and values
  • GET/math/polynomial$0.01Find the real and complex roots of a polynomial up to degree 6, with discriminant and vertex for quadratics and a readable form of the equation
  • GET/geocode/reverse$0.01Reverse geocode - street address, city, state, postcode and country for any latitude and longitude (OpenStreetMap)
  • GET/nutrition/macros$0.01Macro-calorie calculator from protein, carbohydrate, fat and alcohol grams
  • GET/status/:provider$0.01Cloud and SaaS service status for GitHub, Cloudflare, OpenAI, Claude, Vercel and more - indicator, degraded components and incidents
  • GET/evm/polygon/contract/:address$0.01Polygon contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply
  • GET/hazards/nsw-fires$0.01Current NSW Rural Fire Service major incidents - alert level, status, type, council area, size in hectares, agency, location and totals by level
  • GET/dev/cdn-stats$0.01jsDelivr CDN usage for an npm package over 30 days - total and daily hits, peak day, rank among all packages and npm, bandwidth and daily series
  • GET/places/wikipedia-nearby$0.01Wikipedia articles near a coordinate within a radius - title, short description, summary, distance in metres, position and Wikidata id, nearest first
  • GET/registry/rubygems/:name$0.01RubyGems package info - latest version, downloads, authors, license, runtime dependencies and links for any Ruby gem

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

Showing 25 of 1,040 listed endpoints. Next endpoints First endpoints

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

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.18 Oct 2026
All 11 checks
When (UTC)ResultHTTPResponse
18 Oct, 09:23 UTCChallenge detected402277ms
17 Oct, 07:50 UTCChallenge detected402568ms
15 Oct, 23:42 UTCChallenge detected402660ms
14 Oct, 19:26 UTCChallenge detected402529ms
12 Oct, 22:31 UTCChallenge detected402173ms
11 Oct, 00:15 UTCNo challenge detected400276ms
9 Oct, 18:38 UTCChallenge detected402240ms
8 Oct, 15:35 UTCChallenge detected402275ms
7 Oct, 15:42 UTCChallenge detected402212ms
6 Oct, 15:31 UTCNo challenge detected400282ms
29 Sept, 05:02 UTCNo challenge detected400192ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 18 Oct, 09:23 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 Saylor Innovations Library Docs?

Its listed price is $0.01.

What payment terms does Saylor Innovations Library Docs advertise?

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

Where is Saylor Innovations Library Docs listed?

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

Something wrong on this page? Tell us.