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.
1,040 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:
- GET/kb
/multi-agent-coordination$0.01Multi-agent coordination - single task owners, idempotent messages, versioned state and conflict policy - GET/insurance
/deductible$0.01Insurance deductible cost-share calculator - member cost and plan cost from allowed amount and coinsurance - GET/geo
/polygon$0.01Polygon area in km2, hectares, acres and square miles from lat,lon vertices, plus perimeter, centroid, bounding box and a point-in-polygon test - GET/dao
/proposals$0.01DAO governance proposals from Snapshot by space - status, votes, voting power, quorum met, leading choice and its share of the vote, with links to each proposal - GET/evm
/ethereum /storage /:address /0$0.01Ethereum contract storage slot - raw 32-byte value with uint and address decodings - GET/aviation
/taf$0.01Airport TAF forecast - decoded terminal forecast periods with wind, visibility, ceiling, flight category and the worst expected category for an ICAO airport - GET/finance
/loan-payoff$0.01Loan payoff with extra payments - monthly payment, months and interest saved, new payoff length and totals versus the original schedule - GET/kb
/getting-started-with-the-esp32-microcontrollerNo price listedGetting Started with the ESP32 Microcontroller — IoT & Hardware - GET/japan
/postcode /:zip$0.01Japanese address from a seven-digit postal code - prefecture, city and town in Japanese plus kana readings and the prefecture code from Japan Post data - GET/evm
/bsc /estimate-gas$0.01BNB Chain transaction gas estimate - gas units, gas price and fee in the native coin - GET/data
/country$0.01Country code to World Bank name, region, capital, income group and lending classification - GET/kb
/python-environment-repair$0.01Python environment repair - project-local virtualenv, reproducible installs, no system Python changes - GET/polygon
/token /:address$0.01Polygon token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity - GET/fx
/poland$0.01Polish zloty exchange rate and gold price - NBP daily mid rate for USD, EUR, GBP and others with recent history, plus gold per gram - GET/vuln
/kev$0.01CISA Known Exploited Vulnerabilities added in the last N days, with EPSS, due date and required action - GET/education
/grade$0.01Weighted grade calculator from score and weight arrays - GET/crypto
/funding-rates$0.01Perp funding rate - current funding for a coin on OKX, Bitget, Gate.io, Hyperliquid, dYdX and Deribit, normalised to 8h and annualized with the long/short bias - GET/words
/related /happy$0.01Thesaurus and word finder - synonyms, antonyms, rhymes, sound-alikes and related terms - GET/calendar
/week-info$0.01ISO week number and label, day of year, days left, quarter for calendar and three fiscal years, leap year, Julian day and week start and end for a date - GET/btc
/address /:address$0.01Bitcoin address balance and transaction history - confirmed and pending balance, totals and recent transactions - GET/species
/lookup$0.01Species lookup by scientific or common name (GBIF) - taxonomy, common names, IUCN status and occurrences - GET/species
/col$0.01Search the Catalogue of Life for accepted taxa - scientific name, authorship, rank, status, kingdom to genus classification and a link for each match - GET/hazards
/us-drought$0.01US Drought Monitor percent of area in each drought category D0-D4 for the US, any state or county FIPS, with weekly history and weekly change - GET/ai
/hf-datasets$0.01Search Hugging Face datasets by keyword - downloads, likes, gated flag, last modified, description and tags, sorted by downloads, likes or trending - GET/kb
/building-an-ai-agent-that-pays-with-x402$0.02Build an AI agent that pays with x402 - read the 402, choose accepts, sign and retry with a payment
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.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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