472 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Turn a public web page into an LLM-ready document: clean markdown with nav/cookie/script boilerplate removed, parsed JSON-LD, OpenGraph, heading outline, tables, link graph, word and token counts, and embedding-ready chu...
Liveness/latency pre-flight for a URL: is it up, HTTP status and class, response latency in ms, whether it redirects (and where), content-type and server.
Fresh operational audit of any public agent or paid API: reachability, latency, HTTP status, x402 challenge, price/network/payTo, OpenAPI, agent card and MCP manifest. Returns a 0-100 score, verdict and issues. Try GET /...
Check any public URL: status code, latency, final URL after redirects, and response headers. The uptime primitive for agent monitors.
Check any x402 endpoint before you pay it: /check reads its 402 challenge and validates scheme, network, asset, payTo, price and latency. /uptime returns accumulated reliability history; every checked URL is auto-monitor...
Recurring webpage monitor for prices, inventory, availability, documentation, policies and competitors. Returns changed/unchanged state, current hash, metadata and HTTP/security context plus a ready next request. Designe...
Check an x402 seller before you pay it. Probes the endpoint now, checks that its payment can actually succeed (token EIP-712 domain, payTo), and adds its 30-day uptime from our monitor of paid Bazaar listings, how many d...
Find the best x402 API for a task. Describe what you need (for example "remove the background from a photo") and get the matching sellers from the CDP Bazaar ranked by relevance, how many distinct buyers paid them in 30...
x402 directory and uptime monitoring: find the most reliable, cheapest or fastest Base x402 endpoint for your keywords before you pay, with measured uptime (7/30 days), latency, price consistency and a market price summa...
SWARM Site Check - Website uptime and link check in one call: is a URL up, its HTTP status, final URL after redirects, response time and TLS/certificate errors. Use when an agent monitors sites on a schedule, verifies a...
Live health of every supported chain in one call: chain id, block height and how stale the head is. Use it to pick a chain that is actually responding. Via eth_getBlockByNumber.
HTTP ping: up or down, status and timings (DNS, TCP, TLS, TTFB): One live request to a URL with no redirect following: up or down (and why: DNS, timeout, refused, TLS), status, Location, timings in ms for DNS, TCP connec...
Request an https URL and report whether it is reachable, its status, every redirect hop with timings, key and security headers (HSTS, CSP and others), and the TLS certificate with its issuer, the names it covers and the...
Semantically similar endpoints that currently out-score a given one on the trust score. Each carries score, grade, similarity, advertised price, and endpoint page; same-host siblings and avoid-flagged endpoints are exclu...
Check an x402 seller before you pay it. Probes the endpoint now, checks that its payment can actually succeed (token EIP-712 domain, payTo), and adds its 30-day uptime from our monitor of paid Bazaar listings, how many d...
Find the best x402 API for a task. Describe what you need (for example "remove the background from a photo") and get the matching sellers from the CDP Bazaar ranked by relevance, how many distinct buyers paid them in 30...
x402 APIs that were up before but failed our latest check, most paid first.
URL uptime and website health check for AI agents. Verify reachability, exact HTTP status, latency, content type, and safe redirect chain before following a link, citing a source, or calling an API. Deterministic, SSRF-s...
Encode text or a URL as a QR code: PNG (base64 and a data URL) or SVG, with the size and error correction level you choose.
Should your agent buy this token? Keyless token risk verdict: honeypot check, mintable, hidden owner, buy/sell tax, top-10 holder concentration (GoPlus) plus price, liquidity and 24h volume (DexScreener) -> avoid|caution...
Which agents registered on Arc actually answer. Every endpoint every agent lists in its ERC-8004 registration file (web, A2A, MCP, x402, the file itself) is called once an hour through an address-checked fetcher: A2A car...
Allowed downtime per period, composite availability of redundant components and error budget
Transfer time for a data size over a link, with deadline bandwidth and TCP limits
Usable capacity, fault tolerance, rebuild time and URE risk for RAID levels