MARKET MONITOR / CATALOGUE Services 117,253 MCP listed 40,082 x402 77,234 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-27 · 3 sources
Task

Headers

105 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.

HubVibe x402 REST usage

Full website audit in one call: accessibility (WCAG 2.1 A/AA via axe-core), on-page SEO, HTTP security headers and page speed / page weight, from a single browser load of one URL. Cheaper than four separate calls; if any...

hubvibe-io.com Security 581 calls / 30d checked 2026-10-27
0.15 USDC per call per call

HTTP Security Headers Check x402 REST usage

Audit a URL's HTTP security headers over a single body-free (HEAD) request. Grades Strict-Transport-Security, Content-Security-Policy, X-Frame-Options, X-Content-Type-Options, Referrer-Policy and Permissions-Policy, flag...

headers.use.x402atlas.com Security 24 calls / 30d checked 2026-10-27
0.01 USDC per call per call

Saylor Innovations Guide Library x402 REST usage

CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU

saylorinnovations.com AI Models & Inference 6 calls / 30d checked 2026-10-27
0.01 USDC per call per call

Security headers check, HTTP x402 REST usage

Security headers check, HTTP. Fetch a public URL and grade its HTTP security headers: HSTS, Content-Security-Policy, framing protection, nosniff, Referrer-Policy and Permissions-Policy, plus version leaks (Server, X-Powe...

agent-data-tools.revmesh2074.workers.dev Security 5 calls / 30d checked 2026-10-27
0.01 USDC per call per call

CodePulse Agentic API x402 REST usage

Generates a temporary disposable inbox address using the free 1secmail.com service.

codepulse-api.hahavoid0.workers.dev Dev & Code 5 calls / 30d checked 2026-10-27
0.01 USDC per call per call

HTTP Header Checker x402 REST usage

Sends a request to a web address you provide and reports back everything the server said in response: the status code, all the response headers, how many times it got redirected, and how long the whole thing took.

http-header-checker.underscoredone.com Infrastructure 3 calls / 30d checked 2026-10-27
0.01 USDC per call per call

HTTP headers + security analysis x402 REST usage

Fetch a URL and return every response header plus a security analysis: HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, COOP/CORP/COEP. Scores 0–100 by presence, flags weak HSTS, a...

agent402.tools Security 8 calls / 30d checked 2026-10-27
0.003 USDC per call per call

HTTP inspector | Vextorium x402 REST usage

Technical inspection of a URL: status, redirects, time to first byte and total time, bytes, compression, content type, cache policy, server, CDN, cookies set, security headers present and all response headers.

api.vextorium.com Security 5 calls / 30d checked 2026-10-27
0.003 USDC per call per call

Access control allow credentials x402 REST usage

The access-control-allow-credentials response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, f...

site.intel.rallylive.ca Security 1 calls / 30d checked 2026-10-27
0.01 USDC per call per call

response-header-x-cache x402 REST usage

The x-cache response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitoring...

site.intel.rallylive.ca Security 1 calls / 30d checked 2026-10-27
0.01 USDC per call per call

response-header-expect-ct x402 REST usage

The expect-ct response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitorin...

site.intel.rallylive.ca Security 1 calls / 30d checked 2026-10-27
0.01 USDC per call per call

HTTP check x402 REST usage

Check any public URL: status code, latency, final URL after redirects, and response headers. The uptime primitive for agent monitors.

agent402.tools Infrastructure 8 calls / 30d checked 2026-10-27
0.001 USDC per call per call

Headers audit x402 REST usage

Website security-headers audit with A-F grade, cookie flags and version leaks — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Security 2 calls / 30d checked 2026-10-26
0.003 USDC per call per call

HTTP Headers & Security Grade x402 REST usage

Fetch a URL's HTTP response headers with the full redirect chain, status, server, caching and a security grade (A-F) based on HSTS, CSP, X-Frame-Options and other headers, listing what is missing. Use for security review...

bess-x402.onrender.com Security 2 calls / 30d checked 2026-10-27
0.002 USDC per call per call

x402 Web Tools x402 REST usage

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...

web.kagurazaka.dev Crypto & Payments 3 calls / 30d checked 2026-10-27
0.001 USDC per call per call

x402 Web Tools x402 REST usage

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.

q7w9tnp09rjt5ccj.68r.lambda-web.us-east-1.on.aws Dev & Code 1 calls / 30d checked 2026-10-27
0.001 USDC per call per call

ipv4.fr network tools x402 REST

Company profile from a domain for lead enrichment: name, one-line description, industry, business model, products, HQ country and city, founded year, size hint (AI-extracted from the site's own home, about and contact pa...

ipv4.fr Comms & Messaging checked 2026-10-27
0.02 USDC per call per call

http-header-explain x402 REST

Explains HTTP headers: for each header name you give (comma-separated), what it does, typical values and an example, plus whether it is a request, response or both, and a security relevance flag. Covers 60+ common header...

intel.rallylive.ca Security checked 2026-10-27
0.01 USDC per call per call

website-security-report x402 REST

Website security posture report with an A-F grade: HTTPS and redirect to HTTPS, HSTS, security headers (CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy), cookie flags, DNS hygiene (SPF,...

intel.rallylive.ca Security checked 2026-10-27
no price published

response-header-x-frame-options x402 REST

The x-frame-options response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and mon...

site.intel.rallylive.ca Security checked 2026-10-27
no price published

response-header-referrer-policy x402 REST

The referrer-policy response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and mon...

site.intel.rallylive.ca Security checked 2026-10-27
no price published

response-header-x-xss-protection x402 REST

The x-xss-protection response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and mo...

site.intel.rallylive.ca Security checked 2026-10-27
no price published

response-header-cache-control x402 REST

The cache-control response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monit...

site.intel.rallylive.ca Security checked 2026-10-27
no price published

response-header-etag x402 REST

The etag response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitoring scr...

site.intel.rallylive.ca Security checked 2026-10-27
no price published

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