x402watch

24,344 paid endpoints are listed. 23,484 answered a real 402 at the last check.

Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.

Last check 2026-10-02 22:23 UTC · 24,344 probed

23,484 answering 402331 down405 rejecting124 no paywall2,437 price drift
  1. 100intel.rallylive.ca/library/subject/natural-historyFree public-domain books on "Natural history": browse the catalogue's works tagged with that Library of Congress subject (617 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base26 ms1 payers100% up
  2. 100intel.rallylive.ca/library/subject/voyages-and-travelsFree public-domain books on "Voyages and travels": browse the catalogue's works tagged with that Library of Congress subject (663 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base27 ms1 payers100% up
  3. 100intel.rallylive.ca/library/subject/christian-lifeFree public-domain books on "Christian life": browse the catalogue's works tagged with that Library of Congress subject (788 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base28 ms1 payers100% up
  4. 100intel.rallylive.ca/library/subject/historical-fictionFree public-domain books on "Historical fiction": browse the catalogue's works tagged with that Library of Congress subject (1,086 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base30 ms1 payers100% up
  5. 100intel.rallylive.ca/library/subject/poetryFree public-domain books on "Poetry": browse the catalogue's works tagged with that Library of Congress subject (743 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base25 ms1 payers100% up
  6. 100intel.rallylive.ca/library/subject/conduct-of-lifeFree public-domain books on "Conduct of life": browse the catalogue's works tagged with that Library of Congress subject (1,428 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base27 ms1 payers100% up
  7. 100intel.rallylive.ca/library/subject/western-storiesFree public-domain books on "Western stories": browse the catalogue's works tagged with that Library of Congress subject (786 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base25 ms1 payers100% up
  8. 100intel.rallylive.ca/library/subject/world-war-1914-1918Free public-domain books on "World War, 1914-1918": browse the catalogue's works tagged with that Library of Congress subject (1,976 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base27 ms1 payers100% up
  9. 100intel.rallylive.ca/library/subject/love-storiesFree public-domain books on "Love stories": browse the catalogue's works tagged with that Library of Congress subject (986 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base25 ms1 payers100% up
  10. 100intel.rallylive.ca/library/subject/short-storiesFree public-domain books on "Short stories": browse the catalogue's works tagged with that Library of Congress subject (3,272 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base25 ms1 payers100% up
  11. 100intel.rallylive.ca/library/subject/french-fictionFree public-domain books on "French fiction": browse the catalogue's works tagged with that Library of Congress subject (1,191 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base26 ms1 payers100% up
  12. 100intel.rallylive.ca/library/subject/englandFree public-domain books on "England": browse the catalogue's works tagged with that Library of Congress subject (1,808 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base26 ms1 payers100% up
  13. 100intel.rallylive.ca/library/subject/united-statesFree public-domain books on "United States": browse the catalogue's works tagged with that Library of Congress subject (2,830 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.$0.01 Base27 ms1 payers100% up
  14. 100intel.rallylive.ca/library/randomA random free work of the requested kind from the catalogue, with download links. Discovery, recommendations, 'give me something to read/listen to/watch tonight'. $0.01 per pick.$0.01 Base25 ms1 payers100% up
  15. 100intel.rallylive.ca/library/public-domain-checkIs a work in the public domain? Applies the standard rules for the US (published before the current year minus 95, plus the 1929-1963 renewal note), Canada (life + 70 since 2022-12-30, life + 50 for authors who died before 1972), the UK and EU (life + 70) and Australia, from the publication year and author death year you give, then checks whether the work is already in the free catalogue. Returns a verdict per jurisdiction with reasoning; not legal advice. $0.01 per check.$0.01 Base25 ms1 payers100% up
  16. 100intel.rallylive.ca/library/newWhat was added to the free-works catalogue most recently: the newest 25 records of a kind (book, audiobook, film, text or any) with when they were added and download links. Call daily to follow the catalogue as it grows by tens of thousands of records a day. $0.01 per call.$0.01 Base24 ms1 payers100% up
  17. 100intel.rallylive.ca/library/subjectBrowse free works by subject or genre (Library of Congress subject headings and LibriVox genres): 'detective and mystery stories', 'physics', 'french poetry', 'documentary'. Returns matching public-domain books, audiobooks and films with download links. $0.01 per browse.$0.01 Base25 ms1 payers100% up
  18. 100intel.rallylive.ca/library/workOne catalogued work by id with every download link and its rights status, last-verified date and source page. Use after a search, or with a known Gutenberg number (gutenberg:1342), LibriVox id (librivox:47) or Internet Archive identifier. $0.01 per lookup.$0.01 Base26 ms1 payers100% up
  19. 100intel.rallylive.ca/library/authorEverything free by an author: all catalogued public-domain books, audiobooks and films for an author name across Gutenberg, LibriVox and Internet Archive, grouped by kind with download links. Handles 'Jane Austen' or 'Austen, Jane'. $0.01 per author.$0.01 Base24 ms1 payers100% up
  20. 100intel.rallylive.ca/library/filmsFree film finder: public-domain and free-licensed feature films, shorts and archival footage from Internet Archive (feature_films, Prelinger and open collections) with year, creator, rights status (public domain, CC0, CC-BY… or unverified) and the download directory. $0.01 per search.$0.01 Base29 ms1 payers100% up
  21. 100intel.rallylive.ca/library/audiobooksFree audiobook finder: public-domain audiobooks from LibriVox (volunteer-read, mp3) with runtime, language, genres and direct zip / RSS / archive.org links, plus audio items from Internet Archive. $0.01 per search.$0.01 Base25 ms1 payers100% up
  22. 100intel.rallylive.ca/library/booksFree ebook finder: search public-domain books and get direct epub, Kindle, HTML and plain-text download links (Project Gutenberg and Internet Archive scans). Author dates, language and subjects included so an agent can pick the right edition. $0.01 per search.$0.01 Base26 ms1 payers100% up
  23. 100intel.rallylive.ca/ip/cidrCIDR / subnet calculator: network and broadcast address, first and last usable host, netmask and wildcard mask, total and usable address counts for any IPv4 CIDR block. Network planning and validation. $0.01 per calculation.$0.01 Base24 ms1 payers100% up
  24. 100intel.rallylive.ca/ip/private-checkIP address classification: is it a valid IPv4, and is it public or private/RFC1918, loopback, link-local, CGNAT shared space, multicast, documentation or reserved (bogon)? Input validation and log filtering. $0.01 per IP.$0.01 Base27 ms1 payers100% up
  25. 100intel.rallylive.ca/ip/asnIP to ASN lookup: the autonomous system number and name that announces an IP, the BGP prefix, country code, regional registry and allocation date (Team Cymru data via DNS). Network attribution for logs, security and analytics. $0.01 per IP.$0.01 Base26 ms1 payers100% up
  26. 100intel.rallylive.ca/ip/infoIP address intelligence in one call: reverse DNS hostname, ASN number and owner name, announced prefix, country and regional registry from Team Cymru, RDAP network name and organization, private/bogon classification and cloud provider detection (AWS, Google, Azure, Cloudflare...). Log enrichment, abuse triage and infrastructure mapping. $0.01 per IP.$0.01 Base22 ms1 payers100% up
  27. 100intel.rallylive.ca/subdomainsSubdomain finder from certificate-transparency logs: every hostname under a domain that has appeared in public TLS certificates (crt.sh), deduplicated and sorted, up to 500. Attack-surface mapping, asset discovery and competitor research. $0.01 per domain.$0.01 Base25 ms1 payers100% up
  28. 100intel.rallylive.ca/email/dkimDKIM check for a domain: tests the most common DKIM selectors (google, selector1/selector2 for Microsoft 365, default, k1, mail, dkim, s1, s2, mandrill, mailchimp, sendgrid, zoho, amazonses and more) or a selector you give as domain:selector, and returns any public keys found. Email authentication audit. $0.01 per domain.$0.01 Base26 ms1 payers100% up
  29. 100intel.rallylive.ca/email/bimiBIMI record check for a domain: whether a Brand Indicators for Message Identification record exists at default._bimi, the SVG logo URL and the VMC certificate URL. Email branding readiness check. $0.01 per domain.$0.01 Base25 ms1 payers100% up
  30. 100intel.rallylive.ca/email/dmarcDMARC record check for a domain: fetches _dmarc TXT, parses policy (none/quarantine/reject), subdomain policy, percentage, aggregate and forensic report addresses, alignment modes, and flags a non-enforcing or missing policy. Email spoofing protection audit. $0.01 per domain.$0.01 Base26 ms1 payers100% up
  31. 100intel.rallylive.ca/email/mta-stsMTA-STS and TLS-RPT check for a domain: the _mta-sts DNS record, the published policy file (mode enforce/testing/none, allowed MX, max_age) fetched from mta-sts.<domain>, and the _smtp._tls TLS reporting record. Tells you if inbound email is protected against downgrade attacks. $0.01 per domain.$0.01 Base25 ms1 payers100% up
  32. 100intel.rallylive.ca/email/spfSPF record check for a domain: fetches and parses the SPF record (all qualifier, includes, ip4/ip6, a, mx, redirect), counts DNS-lookup mechanisms against the 10-lookup limit by expanding includes, flags duplicate records and common errors. Email deliverability and anti-spoofing audits. $0.01 per domain.$0.01 Base23 ms1 payers100% up
  33. 100intel.rallylive.ca/dns/allAll common DNS records for a domain in one call: A, AAAA, MX, TXT, NS, SOA, CNAME, CAA and HTTPS, plus DNSSEC validation state. A complete DNS snapshot for audits, migrations and change tracking. $0.01 per domain.$0.01 Base26 ms1 payers100% up
  34. 100intel.rallylive.ca/dns/reverseReverse DNS (PTR) lookup: the hostname for an IPv4 or IPv6 address, with the arpa name and TTL. Identify servers, mail hosts and hosting providers from an IP. $0.01 per lookup.$0.01 Base23 ms1 payers100% up
  35. 100intel.rallylive.ca/dns/dnssecDNSSEC check for a domain: whether DS and DNSKEY records exist, whether the resolver validates the chain (AD flag), signing algorithms used. Security posture and DNS hygiene audits. $0.01 per check.$0.01 Base26 ms1 payers100% up
  36. 100intel.rallylive.ca/dns/caaDNS CAA record lookup: which certificate authorities are allowed to issue TLS certificates for a domain (issue, issuewild, iodef), parsed. Certificate policy audits and issuance troubleshooting. $0.01 per lookup.$0.01 Base25 ms1 payers100% up
  37. 100intel.rallylive.ca/dns/httpsDNS HTTPS/SVCB record lookup: service binding records that advertise HTTP/3 and HTTP/2 (ALPN), ECH and IP hints for a domain. Shows whether a site supports HTTP/3 at the DNS level. $0.01 per lookup.$0.01 Base26 ms1 payers100% up
  38. 100intel.rallylive.ca/dns/srvDNS SRV record lookup: service records (SIP, XMPP, LDAP, Minecraft, Kerberos and others) with priority, weight, port and target host, parsed. Service discovery for a domain. $0.01 per lookup.$0.01 Base27 ms1 payers100% up
  39. 100intel.rallylive.ca/dns/cnameDNS CNAME record lookup for a hostname: the alias target chain, TTL, and a dangling-CNAME check (target does not resolve, a subdomain-takeover risk indicator). Asset inventory and security hygiene. $0.01 per lookup.$0.01 Base26 ms1 payers100% up
  40. 100intel.rallylive.ca/dns/txtDNS TXT record lookup: all TXT records for a domain (SPF, site-verification tokens for Google, Microsoft, Apple, Facebook, Stripe, Atlassian and others), with TTL. Reveals which SaaS services a company has verified. $0.01 per lookup.$0.01 Base28 ms1 payers100% up
  41. 100intel.rallylive.ca/dns/nsDNS NS record lookup: the authoritative nameservers for a domain and the detected DNS hosting provider (Cloudflare, Route 53, Google Cloud DNS, Azure, NS1, GoDaddy, Namecheap...). Infrastructure discovery and migration checks. $0.01 per lookup.$0.01 Base26 ms1 payers100% up
  42. 100intel.rallylive.ca/dns/soaDNS SOA record lookup: zone start-of-authority with primary nameserver, admin contact email, serial number and refresh/retry/expire/minimum timers, parsed into JSON. Zone health and change detection (serial). $0.01 per lookup.$0.01 Base27 ms1 payers100% up
  43. 100intel.rallylive.ca/dns/mxDNS MX record lookup: the mail exchanger hosts and priorities for a domain, TTL, plus the detected mail provider (Google, Microsoft 365, Proofpoint, Zoho...). Email routing and provider identification. $0.01 per lookup.$0.01 Base25 ms1 payers100% up
  44. 100intel.rallylive.ca/dns/aDNS A record lookup: resolve a domain name to its IPv4 addresses with TTL, record count, DNSSEC validation flag and response code, via DNS-over-HTTPS. Fast, no API key. $0.01 per lookup.$0.01 Base26 ms1 payers100% up
  45. 100intel.rallylive.ca/page-text-bulkBulk web page text extraction: up to 5 URLs in one $0.01 call. For each page returns the readable main text (navigation, ads and scripts removed), title, meta description, final URL, status and word count. Batch content extraction for RAG pipelines, research agents, summarization and crawling at a fifth of the per-page price.$0.01 Base28 ms1 payers100% up
  46. 100intel.rallylive.ca/page-outlineWeb page structure and outline: the headings hierarchy (H1-H6 with levels), title, meta description, word count, number of links and images, and the first paragraph, without the full body text. Lets an agent understand what a long page covers and decide which sections to fetch. Document navigation, table-of-contents generation, content mapping. $0.01 per URL.$0.01 Base28 ms1 payers100% up
  47. 100intel.rallylive.ca/page-snippetLightweight web page snippet: title, meta description, canonical/final URL, language, the first 500 characters of readable body text and word count. The fastest way for an agent to preview or classify a link before fetching the whole page. Link previews, search result enrichment, relevance filtering. $0.01 per URL.$0.01 Base24 ms1 payers100% up
  48. 100intel.rallylive.ca/ssl-expirySSL/TLS certificate expiry check for a hostname: issuer, common name, SANs, valid-from and valid-to dates, days until expiry and whether it is valid now, from public certificate-transparency logs, plus whether the site currently answers over HTTPS. Certificate expiry monitoring and alerts. $0.01 per host.$0.01 Base29 ms1 payers100% up
  49. 100intel.rallylive.ca/social-linksFind a company's social media profiles from its website: Twitter/X, LinkedIn, Facebook, Instagram, YouTube, GitHub, TikTok, Discord and Telegram links discovered on the homepage, plus any contact email addresses found. Lead enrichment and company research from a domain. $0.01 per site.$0.01 Base27 ms1 payers100% up
  50. 100intel.rallylive.ca/page-linksExtract all outbound links from a web page's main content as absolute URLs, plus its headings outline and title. Crawling, link discovery, sitemap building, backlink and citation research. $0.01 per page.$0.01 Base27 ms1 payers100% up
  51. 100intel.rallylive.ca/domain-scoreDomain trust and legitimacy score 0-100 with the reasons: domain age, DNS and mail hygiene (MX, SPF, DMARC), live HTTPS homepage, metadata quality, social presence, robots and sitemap. One number to rank, filter or flag domains for fraud screening, vendor vetting and lead scoring. $0.01 per domain.$0.01 Base23 ms1 payers100% up
  52. 100intel.rallylive.ca/mx-lookupMX record lookup: the mail exchanger hosts for a domain with priorities, the detected mail provider (Google Workspace, Microsoft 365, Zoho, Proton...), null-MX detection, and whether the domain accepts email at all. Email routing and provider identification. $0.01 per domain.$0.01 Base25 ms1 payers100% up
  53. 100intel.rallylive.ca/disposable-emailDisposable / temporary email detection: is this address or domain a throwaway (Mailinator, Guerrilla Mail, 10minutemail, YOPmail...), a free webmail provider (Gmail, Outlook...), or a role address (info@, admin@)? Includes MX presence and a deliverability verdict. Signup fraud prevention and list hygiene. $0.01 per address.$0.01 Base25 ms1 payers100% up
  54. 100intel.rallylive.ca/email-securityEmail security check for a domain: SPF record present and its content, DMARC record and policy (none / quarantine / reject), MX records and mail provider. Tells you whether a domain is protected against spoofing and phishing. Email authentication audit, vendor vetting, deliverability troubleshooting. $0.01 per domain.$0.01 Base27 ms1 payers100% up
  55. 100intel.rallylive.ca/url-statusIs this website up? URL status check: reachable or not, HTTP status code, response latency in milliseconds, number of redirects, final URL and any connection or TLS error. Lightweight uptime probe and dead-link checker for monitoring and link validation. $0.01 per URL.$0.01 Base25 ms1 payers100% up
  56. 100intel.rallylive.ca/http-headersHTTP security headers check for a website: HSTS, Content-Security-Policy, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, plus server and content-type headers, status and final URL. Web security audit, compliance checks and hardening reports. $0.01 per URL.$0.01 Base26 ms1 payers100% up
  57. 100intel.rallylive.ca/redirect-traceTrace the full HTTP redirect chain for a URL: every hop with status code and latency, the final URL, whether it ends on HTTPS, and total hops. Link checking, affiliate/tracking link inspection, HTTP-to-HTTPS migration checks and SEO redirect audits. $0.01 per URL.$0.01 Base26 ms1 payers100% up
  58. 100intel.rallylive.ca/contact-emailsFind public contact email addresses on a company's homepage (info@, sales@, support@...) together with the domain's mail provider and whether it accepts mail (MX). Returns only addresses the site itself publishes. Lead generation and outreach research from a domain. $0.01 per site.$0.01 Base28 ms1 payers100% up
  59. 100intel.rallylive.ca/page-metaWebsite homepage metadata extraction: title, meta description, OpenGraph title/description/image/site name, language, favicon and viewport presence, HTTP status and final URL. Quick site profiling for directories, link previews, SEO audits and lead enrichment. $0.01 per site.$0.01 Base27 ms1 payers100% up
  60. 100intel.rallylive.ca/whoisWHOIS / RDAP domain registration lookup: registrar, creation (registration) date, expiry date, last updated, EPP status codes and nameservers, returned as clean JSON from the authoritative RDAP source. Domain age and ownership research, expiry monitoring, due diligence. $0.01 per domain.$0.01 Base25 ms1 payers100% up
  61. 100intel.rallylive.ca/dnsDNS lookup for any domain in one call: A records (IPv4), MX records with priority, all TXT records, the inferred mail provider, and whether SPF and DMARC records exist. Fast DNS-over-HTTPS resolution, JSON output, no API key. Useful for domain research, email routing checks and infrastructure discovery. $0.01 per lookup.$0.01 Base27 ms1 payers100% up
  62. 100intel.rallylive.ca/uptime-sslWebsite uptime, availability and SSL/TLS certificate check: is the site up, HTTP status, response latency, full redirect chain and final URL, server header, HTTPS and security headers (HSTS, CSP, X-Frame-Options), plus the latest public TLS certificate from certificate-transparency logs with issuer, validity dates and days until expiry. Monitoring, SSL expiry alerts and health checks for any hostname or URL. $0.01 per check.$0.01 Base24 ms1 payers100% up
  63. 100intel.rallylive.ca/email-verifyEmail address and email domain verification: syntax check, DNS MX and A records, mail provider detection (Google Workspace, Microsoft 365, ...), disposable/temporary email domain detection, role address detection (info@, admin@, support@), free webmail provider flag, plus-tag detection, SPF and DMARC presence, and a deliverable verdict (likely / risky / no) with the reason. Email validation and list cleaning for signups, CRM and lead qualification. $0.01 per address.$0.01 Base24 ms1 payers100% up
  64. 100api.delx.ai/api/v1/x402/path-extExtract file extension from a path or URL path segment. Call when you need this bounded result before handing data to a downstream tool. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Honest limit: execution uses only caller-supplied data in memory; it does not call a paid upstream, retain input, search the web, read a live RPC, or invoke a media generator. Results are advisory; the caller owns authorization, budgets, and production controls.$0.001 Base156 ms1 payers100% up
  65. 100api.delx.ai/api/v1/x402/geocode-usAddress geocoding API for agents: geocode one U.S., Puerto Rico, or U.S. Island Areas address for $0.001 USDC through the public Census Geocoder. Returns approximate coordinates with required Census attribution—no global maps, navigation, or address retention.$0.001 Base162 ms1 payers100% up
  66. 100api.delx.ai/api/v1/x402/image-budgetDelx Commerce budget image generation API for $0.005 USDC (FLUX Schnell entry tier). Call when you need a cheap image, quick concept, thumbnail, or low-cost draft under the $0.01 draft SKU—paid commercial Replicate only (never mediagen). Public WebP URL + SHA-256 + explicit markup via x402 on Base or Solana.$0.005 Base173 ms1 payers100% up
  67. 100api.delx.ai/api/v1/x402/signal-thresholdClassify a signal against optional upper and lower thresholds — call when classifying a signal against upper/lower thresholds. Use on caller-supplied ticks/returns when agents need signal prep without a licensed live market feed (ottoai-class demand, first-party transform). Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, and no claim of live chain tip, web se…$0.003 Base185 ms1 payers100% up
  68. 100api.delx.ai/api/v1/x402/evm-amount-min-checkEVM Amount Min Check: checks an actual raw amount against a minimum raw amount using only bounded caller-supplied values. Call when you need a bounded evm amount min check result before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed preflight status for EVM Amount Min Check as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base or…$0.001 Base173 ms1 payers100% up
  69. 100api.delx.ai/api/v1/x402/data-freshnessEvaluate data age against a caller-supplied freshness objective. Use it as a bounded preflight or analysis step inside an enterprise agent workflow before data, policy, integration, security, or commercial decisions reach production. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base or Solana. Execution is first-party, local-only, stateless, memory-only, and has no paid upstream or input retention. Results are advisory; the caller remains responsible for authorization…$0.003 Base175 ms1 payers100% up
  70. 100api.delx.ai/api/v1/x402/cost-for-sharesCash cost to buy a target share count at price. Call when pre-trade cash check for prediction-market size targets. Returns total cost as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.$0.001 Base161 ms1 payers100% up
  71. 100api.delx.ai/api/v1/x402/demand/feedLook up open buyer RFQs for $0.003 USDC. Call when you need live demand with public task contracts, USDC ceilings, deadlines, and acceptance criteria instead of waiting for catalog traffic. Bid separately with a wallet signature; this call never exposes buyer capabilities, encrypted envelopes, raw wallets, or payment proofs and never custodies funds. No API key, no subscription.$0.003 Base160 ms1 payers100% up
  72. 100api.delx.ai/api/v1/x402/x402-asset-matchX402 Asset Match: X402 Asset Match compares a challenge asset identifier with buyer-supported assets from bounded caller-supplied values without an external provider. Call X402 Asset Match before paying for or accepting an x402 or agent delivery assembled from caller-supplied challenge and result metadata. Returns contract-specific checks, normalized evidence, mismatch reasons, and an explicit acceptance or rejection status for X402 Asset Match as versioned deterministic JSON. Price: $0.001 USD…$0.001 Base166 ms1 payers100% up
  73. 100jsonrecon.com/extract/verifiedVerify Product data against multiple representations on the requested page. Returns field-level corroboration, bounded evidence, contradictions, observation time, and a content hash. Outcomes: verified, conflicted, or insufficient_evidence. Non-product pages return 422 and do not settle. $0.02 USDC per successful result on Base.$0.02 Base38 ms1 payers100% up
  74. 100numberintel.dev/v1/attest/preflightx402 conformance preflight of any endpoint: parses the 402 envelope, lints accepts[] (atomic units, payTo, network), reports the quote, Bazaar extension presence and problems. No purchase is made.$0.02 Base27 ms1 payers100% up
  75. 100api.onhub.ai/v1/placesGrounded local search over Google Maps places with ratings, address and hours.$0.04 Base84 ms1 payers100% up
  76. 100manyfish-seller.redcliff-d7368db1.westus2.azurecontainerapps.io/api/v1/crypto/token-verdictTry with $0.050 in free shared credit once per wallet. No deposit or on-chain transaction; wallet sign-in required. Credit, daily budget and availability apply. Analyze a selected Base token pool: USD liquidity, 24h volume, price change, rule-based observations and an AI summary with sources. For agent market reports, not contract-security checks or investment advice. Paid price: $0.015. Docs: https://manyfish-seller.redcliff-d7368db1.westus2.azurecontainerapps.io/apis/token-verdict#quickstart.$0.015 Base92 ms1 payers100% up
  77. 100market.datapackvibe.com/x402/time-blocks-projectProject Time-block scheduler: Place tasks into sequential time blocks with breaks. Tailored for project workflows.$0.01 Base208 ms1 payers100% up
  78. 100x402-tollbooth.onrender.com/api/domain-trustCheck whether a domain or email address is trustworthy before you contact it, sign it up, or trust it. Returns a trusted/caution/high_risk/unknown verdict with reasons, based on DNS and mail health (MX, SPF, DMARC), domain age and registrar (RDAP), and disposable, free-provider and typo-lookalike flags. Accepts a domain, URL or email address.$0.01 Base83 ms1 payers100% up
  79. 100chainverdict.xyz/v1/batch/validateValidate up to 500 identifiers in a single call — IBAN, VAT, BIC, LEI and ISIN mixed freely. One payment instead of 500, for reconciliation and onboarding runs. Same structural scope as the individual validators.$0.10 Base248 ms1 payers100% up
  80. 100chainverdict.xyz/v1/verify/payment/:txVerify a Base transaction actually did what a counterparty says it did: confirmation depth, success or revert, value, token, sender and recipient. Use it to confirm an inbound payment before releasing goods or data.$0.02 Base289 ms1 payers100% up
  81. 100chainverdict.xyz/v1/validate/bic/:bicValidate a BIC/SWIFT code against ISO 9362: 8 or 11 characters, bank and country segments, location and branch codes. Structural only; does not confirm the institution is reachable.$0.001 Base282 ms1 payers100% up
  82. 100chainverdict.xyz/v1/validate/vat/:vatValidate an EU VAT number's structure and per-country check digits. Format only — no VIES lookup, so it does not confirm the registration is active or belongs to the named trader.$0.001 Base171 ms1 payers100% up
  83. 100trade.chainverdict.xyz/v1/hs/classifyDeterministic HS-code triage: ranked candidate headings with official heading text, GRI note and broker disclaimer. Not a customs ruling.$0.05 Base292 ms1 payers100% up
  84. 100pulse.chainverdict.xyz/v1/feedRouter-grade bulk quality feed: every tracked endpoint with score, grade, availability, latency percentiles, price, uptime streak and freshness in one pull. Designed for routers/aggregators to ingest.$0.15 Base180 ms1 payers100% up
  85. 100api.craigmbrown.com/v1/services/data.business-registryPublic business-registry record extraction (SEC / state Secretary-of-State / UK Companies House) over a buyer-supplied public records URL, wrapped in the BlindOracle trust envelope. Public records only. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.10 Base54 ms1 payers100% up
  86. 100api.craigmbrown.com/v1/services/oracle.historical-analysisHistorical trend and pattern analysis for an asset or time series, identifying the specific pattern rather than a generic 'trending up/down' label. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Feeds crypto.investment-plays' entry... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.08 Base53 ms1 payers100% up
  87. 100api.craigmbrown.com/v1/services/translation.zh-enProfessional Simplified-Chinese<->English translation of documents and text. Auto-detects direction, preserves formatting, names, and numbers. Offshore/PIPL-guarded (refuses mainland-CN data subjects). BO trust envelope (content hash + scan + provenance) on every deliverable. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.05 Base55 ms1 payers100% up
  88. 100api.craigmbrown.com/v1/services/research.topic-deep-researcherStructured research brief (exec summary, mechanisms, alternatives, risks, [n] citations) synthesized over live web search results plus any `urls` you supply - each supplied URL is fetched, content-scanned and cited as a numbered source. It is a $0.05 search-and-synthesize... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.05 Base234 ms1 payers100% up
  89. 100api.craigmbrown.com/v1/services/finops.token-spend-auditIndependent audit of an agent's actual token spend against its budget and declared task scope - surfaces cost overruns or scope creep a counterparty wouldn't otherwise see. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.05 Base69 ms1 payers100% up
  90. 100api.craigmbrown.com/v1/services/crypto.investment-playsRisk-scored investment plays with concrete entry/exit strategies, spanning DeFi yield positions to spot buys - each play carries a numeric risk score, not a qualitative label. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Consumes... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.05 Base104 ms1 payers100% up
  91. 100api.craigmbrown.com/v1/services/oracle.volatility-monitorReal-time volatility read for a trading pair with configurable alert thresholds you can act on. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Complements oracle.alert-generator (fires the alert) and oracle.historical-analysis (exp... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.04 Base93 ms1 payers100% up
  92. 100api.craigmbrown.com/v1/services/oracle.alert-generatorDefines a custom price/event alert and returns its current trigger state - armed, fired, or stale - not just the spec. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Reads off oracle.volatility-monitor and oracle.price-feed; this S... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base$0.02 Base53 ms1 payers100% up
  93. 100api.nuasense.com/x402/v1/market/newsAgriculture news signals: Typed, source-traceable signals extracted daily from East African agriculture news, keyed to the same county + commodity vocabulary as the price data. Up to 100 rows per call, $0.10 USDC. Filters: source, commodity, variety, county, country, signal_type, direction, trust, horizon.$0.10 Base Sepolia259 ms1 payers100% up
  94. 100x402.deepsearch.com/v1/context/company/:tickerReal-time company fundamentals for Korean & global stocks. Returns market cap, PER, PBR, ROE, revenue, operating profit, net income, and latest stock price.$0.05 Base147 ms1 payers100% up
  95. 100audit.liquidlogicx.com/api/proveReceipts for agent payments. Send a Base USDC tx hash, get a settlement proof on Arc with a public verify link. $0.02 USDC on Base. The paying wallet must be the sender or recipient of the USDC transfer (403 otherwise, not charged). Idempotent: an already-recorded tx returns status "existing" with no new Arc write. You are only charged when a proof is returned. Site: https://liquidlogicx.com$0.02 Base111 ms1 payers100% up
  96. 100api.deepnets.ai/api/social-researchAI-generated social research: Twitter/X activity, Telegram presence, website analysis, mentions, sentiment, and entity verification.$0.01 Solana128 ms1 payers100% up
  97. 100manyfish-seller.redcliff-d7368db1.westus2.azurecontainerapps.io/api/v1/content/url-to-markdownTry with $0.050 in free shared credit once per wallet. No deposit or on-chain transaction; wallet sign-in required. Credit, daily budget and availability apply. Convert a public webpage URL to clean Markdown for RAG and agent research. Returns article metadata and truncation status. Static or server-rendered HTML only; no JavaScript execution. Paid price: $0.006. Docs: https://manyfish-seller.redcliff-d7368db1.westus2.azurecontainerapps.io/apis/url-to-markdown#quickstart.$0.006 Base78 ms1 payers100% up
  98. 100iposignal.xyz/api/agent/company-metricsLive company metrics from SEC XBRL + market price: TTM fundamentals, multiples (P/E, P/S, EV/Revenue, EV/EBITDA), PEG, linear yields, leverage, margins, and YoY growth$0.02 Base168 ms1 payers100% up
  99. 100btcnode.uk/api/reddit/trendingTrending from r/popular — flat $0.001 per call, USDC on Base, no signup.$0.001 Base146 ms1 payers100% up
  100. 100api.neurodynamic.tech/v1/llm/abliterated-large/completionsNeuroDynamic Abliterated Model Large: uncensored / reduced-refusal text LLM. 0.035 USDC per request, 2000 UTF-8 input bytes and up to 512 output tokens. Age 18+, lawful use. No prompt/output retention on NeuroDynamic servers; third-party policies apply. Read https://api.neurodynamic.tech/llm before paying. Lost output cannot be replayed; payment status can be recovered.$0.035 Base186 ms1 payers100% up