7,300 resources accept payment on this network. eip155:137
US federal contract awards (FPDS): who won government contracts for a keyword, vendor or agency, with amounts, agency, NAICS code, dates and descriptions.
Clinical trials search (ClinicalTrials.gov): studies for a condition, drug or keyword with status, phase, sponsor, interventions, enrollment and links. Filter by status…
Drug information from openFDA: label (indications, boxed warning, warnings, interactions, dosage), the most reported side effects and recent recalls for a brand or gener…
Hazard alerts near a place: recent earthquakes (USGS), active US National Weather Service alerts and global disasters (cyclones, floods, wildfires, volcanoes, droughts f…
Citation formatter: a ready reference in APA, MLA, Chicago, Harvard, IEEE, Vancouver or BibTeX from a DOI, an ISBN or any web page URL.
Verifiable random numbers from the drand public beacon (League of Entropy): numbers in a range, or a fair shuffle and pick of your items, with the beacon round so anyone…
Web archive: the Internet Archive snapshot of a page closest to a date, with the archived page text and a list of recent snapshots. See what a page said before it change…
Tech stack detection: what a website is built with (CMS, frameworks, e-commerce, analytics, ads, chat, payments, CDN, hosting, server) with the evidence for each.
Domain and email security audit: SPF, DMARC, DKIM, MX, DNSSEC, CAA, HTTPS, HSTS, security headers and HTTP-to-HTTPS redirect, with a grade and the fixes to make.
QR codes: make a QR code (PNG or SVG, any size, error-correction level) from text or a URL, or read the text from a QR code in a PNG or JPEG image. Also callable as GET…
Data conversion and checking: convert between CSV, TSV, JSON, XML and YAML (typed CSV values), and optionally validate the data against a JSON Schema with a list of ever…
Exact calculator for agents: math expressions (functions, powers, factorials), unit conversion (length, mass, volume, area, time, speed, data, energy, pressure, power, t…
Scheduled callbacks: have any https URL called at a set time (1 minute to 30 days ahead, fired within a few minutes of it) with your method, headers and body, so an agen…
Webhook inbox: create an inbox and get a public URL any service can POST to (free to send), then read the received messages with your token. Keeps 200 messages, 64 KB ea…
File hosting: upload a file (text, base64 or copy from a URL) and get a public link that lasts up to 7 days. Images, PDF, text, Markdown, CSV, JSON and audio up to 1 MB.…
Agent memory: save, get, search, list and delete notes that persist between sessions, private to the wallet that pays. Up to 2,000 keys per wallet, 16,000 characters per…
Ready-to-search chunks: turns a URL (page, PDF, Office file) or text into clean overlapping chunks with character offsets and bge-m3 embeddings (1024 dims) in one call,…
Ask a document: give a web page, PDF, Word, Excel or CSV URL (or raw text) and a question; get an answer backed by exact quotes from the document. Long documents are sea…
US court cases and federal regulations: searches court opinions (CourtListener) and Federal Register rules, proposed rules and notices, with case names, courts, dates, c…
Phone number check: validates a number and returns its country, line type (mobile, fixed line, toll free, VoIP...) and E.164, international and national formats, from Go…
Places search: find businesses and points of interest (cafes, pharmacies, hotels, ATMs, restaurants...) near a city, address or coordinates from OpenStreetMap, with cate…
x402 endpoint checker: tests any paid x402 URL for a correct 402, price and networks, pay-to address, discovery metadata, CORS, response time and Coinbase's validator, a…
x402 service finder: describe what you need and get matching pay-per-call x402 services from the Coinbase Bazaar directory, cheapest first, with price, networks and 30-d…
Package vulnerability check for coding agents: known CVEs/GHSAs for an npm, PyPI, Go, Maven, crates.io, RubyGems, NuGet or Packagist package version, with severity, fixe…
