Discover / saylorinnovations.com
Saylor Innovations Library Docs
■ Challenge detectedCurrent library docs for an npm, PyPI, crates, Go or GitHub package - README sections, version, license and install
- Listed price
- $0.01
- Challenge detected
- 7 of the last 10 checks
- Median response
- 275 ms
- Last checked
- 17 Oct, 07:50 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.
1,036 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:
- GET/kb
/nvidia-no-signal$0.01NVIDIA no-signal recovery - cable, GPU detection, kernel module, driver and display manager - GET/tax
/tip$0.01Tip, tax and total bill calculator from subtotal, tax rate and tip rate - GET/quotes
/Albert%20Einstein$0.01Sourced quotes by a person from Wikiquote, with section and citation, filterable by keyword - GET/kb
/ubuntu-error-fix$0.01Ubuntu error-to-fix method - storage, permissions, packages, systemd and driver diagnosis with a worked 502 example - GET/fun
/advice$0.01Random practical advice - one short advice sentence about work, learning or habits, drawn from a curated pool; the response includes the pool size - GET/util
/:numberNo price listedEU VAT number validation (VIES) — Real-world Data - GET/news
/fear-greed$0.01Crypto Fear and Greed Index today with yesterday, 7-day and 30-day averages, trend and 30 days of history - GET/evm
/ethereum /contract /:address$0.01Ethereum contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply - GET/law
/federal-register$0.01Federal Register rules, proposed rules and notices by keyword, agency and date, with effective dates and comment deadlines - GET/kb
/seo-structured-data$0.01SEO and structured data - page metadata, canonicals, sitemap entries and JSON-LD - GET/evm
/polygon /call /:address$0.01Polygon read-only contract call (eth_call) - return data, with reverts reported cleanly - GET/data
/open-datasets$0.01Search the European open data portal (data.europa.eu) - dataset title, publisher, country, formats, keywords, modified date and landing page by topic - GET/defi
/l2s$0.01Ethereum Layer 2 ranking - L2BEAT total value secured, share, 7-day change, stage, category and stack for Base, Arbitrum, Optimism and 90+ rollups - GET/kb
/api-backpressureNo price listedAPI Rate Limit and Backpressure Control — Self-Hosting & Infra - GET/history
/:solana_address$0.01Solana token OHLCV price history (day, hour, minute candles) from the highest-liquidity pool - GET/vuln
/check$0.01Known vulnerabilities for a package version (OSV) - CVE aliases, severity and fixed-in version - GET/games
/steam /:appid$0.01Steam game details by app id - current price and discount, live concurrent player count, Metacritic score, genres, developer, release date and platforms - GET/domain
/rdap /:domain$0.01Domain registration facts via RDAP - registrar, creation, expiry and last-change dates, domain age, status codes, nameservers and DNSSEC for any domain - GET/retail
/markdown$0.01Retail markdown and stacked discount calculator - final price, tax and savings - GET/calc
/compound$0.01Compound interest calculator - final balance, interest earned and year-by-year growth for a principal, rate, years and optional monthly contribution - GET/news
/spaceflight$0.01Spaceflight news articles - latest headlines on SpaceX, Starship, NASA and launches with source site, summary and link, searchable by keyword - GET/radio
/stations$0.01Search internet radio stations by name, country or genre - stream URL, codec, bitrate, votes, language, tags, homepage and last check status - GET/kb
/what-a-honeypot-token-looks-like-on-chain$0.01What a honeypot token contract looks like - sell reverts, hidden taxes, allowlists and simulated-sell checks - GET/registry
/modrinth /:slug$0.01Minecraft mod, plugin or modpack stats from Modrinth - downloads, followers, loaders, latest game version, licence, source link and last update - GET/medical
/conditions$0.01Map a medical condition name to ICD-10-CM and ICD-9 codes with consumer-friendly names and synonyms using the NLM Clinical Tables conditions list
A dash means the listing gives no price or method. Copy buttons copy the full URL.
Showing 25 of 1,036 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.17 Oct 2026
All 10 checks
| When (UTC) | Result | HTTP | Response |
|---|---|---|---|
| 17 Oct, 07:50 UTC | Challenge detected | 402 | 568ms |
| 15 Oct, 23:42 UTC | Challenge detected | 402 | 660ms |
| 14 Oct, 19:26 UTC | Challenge detected | 402 | 529ms |
| 12 Oct, 22:31 UTC | Challenge detected | 402 | 173ms |
| 11 Oct, 00:15 UTC | No challenge detected | 400 | 276ms |
| 9 Oct, 18:38 UTC | Challenge detected | 402 | 240ms |
| 8 Oct, 15:35 UTC | Challenge detected | 402 | 275ms |
| 7 Oct, 15:42 UTC | Challenge detected | 402 | 212ms |
| 6 Oct, 15:31 UTC | No challenge detected | 400 | 282ms |
| 29 Sept, 05:02 UTC | No challenge detected | 400 | 192ms |
Questions
Did our last probe detect a payment challenge?
At our last probe on 17 Oct, 07:50 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.
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