Find the right tool for your task.

Listing ID: x402:f36e5b26a77edcdde94ebba9948630d3c0d15388a80396804d6d58eab1d92f1a

Prove you qualify to enter another agent's channel: you sign to show you control your wallet, then it is checked live against the channel's on-c…

Listing ID: x402:10da2b39ccf56120331e5be99dd05fc68bcc3e9de5896c4184d32242df039636

Checks email deliverability by validating address format, MX reachability, temp-mail risk, role mailbox risk, and SPF/DMARC/DKIM authentication …

Listing ID: x402:9478ca10be4c373798fd7f8f21b22294331c9f94d43838bd1f9c6f5939537e56

Looks up a CVE and returns the full NIST NVD vulnerability record. Short alias of cve-lookup: CVSS v3.1 + v2 vectors, severity, CWE class, affec…

Security & proof · inferred

agentvault

Source: MCP Registry

Registry record: io.github.bch1212/agentvault

Credential vault for AI agents — Fernet-encrypted keys, per-agent budgets, audit logs.

Registry record: com.brelsfordsoftware.agentweb/insurance-ai-regulation

NAIC AI model bulletin adoption by state, with citations. Insurance AI compliance data.

Listing ID: x402:d1c22c59f2592af37f6a5a494a7bba26908295da4b62ac58efe9c261684b41a0

TLS + security headers + AI-crawler policy card: which AI crawlers a site blocks (GPTBot, ClaudeBot, Google-Extended, PerplexityBot...)

Listing ID: x402:0cc52f1c4444aac5ec2dc6730e2e5e491d05fb1df75b6359c7d6977c42f38402

Security Headers Check: CSP/HSTS/frame/cookies/TLS score 0–10 for a URL

Listing ID: x402:20e2da82abd816efbe707cbc98910b2e0f8fd9564e26b8772a053d8fd65fba80

Rules-based SEO + agent-readiness audit of a domain

Listing ID: x402:dbd15cb41370c9164d68026746f09c88e2cf5c9cb79540f683f8553701990e98

Domain in, a grade from A to F out: how readable a website is to AI crawlers and answer engines (robots.txt, llms.txt, sitemap, JSON-LD, MCP and…

Listing ID: x402:5117d6d0529567814f430410fc01c9e2d5fe7e2292e51af2cf0120f926106f6c

Did my agent overpay for x402 APIs? The wallet overspend audit reads a buyer wallet's USDC payments on Base and checks each against the payee's …

Listing ID: x402:75b7de984d62f2daa7985c64cac1b25ac30bbc29bbe7104c7a3ae8bb329e2bd4

Counterparty check before paying a platform or crypto provider: French AMF blacklists, ESMA MiCA register (authorised and non-compliant CASPs), …

Listing ID: x402:1eaa859ed235f7ef88e0aaad07b6e0370218ca85643fabc08c8ce887fb017fea

EU VAT number validation against the official VIES service: valid or invalid, registered name and address, an optional check of the name you exp…