Categories › Security › Code & dependency scanning
Independent checks of paid x402 data sellers and of AI-agent access to shopping and travel sites
Remote server: your requests and data go to velliumandco.com. Claude Code: claude mcp add --transport http vellium-co-testing-lab https://velliumandco.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
search_sellers — Find paid x402 data services AI agents can buy, inside one category, ranked. Use before paying any seller.check_seller — Our latest independent check of one paid seller, by its address (any spelling) or id: answering, price, buyers, and its paid answers checkedsellers_on_domain — Every paid seller we check on one host.list_categories — Every category of paid service agents buy, with sellers, buyers and how we check it; names in your language with lang.check_website — Can AI agents use this shopping or travel website? Plain-agent access, each AI agent at the door, robots rules, llms.txt, history.batch — Check up to 25 sellers and 25 websites in one call (cheapest for many checks).changes — What changed since a day — keep a local copy in sync.find_route — Where to go for a job, before you spend tokens on trial and error: the best tested free official source with its exact call and how much it list_websites — Rated websites, filtered by market (e.g. 'United States', 'Japan'), plain-agent outcome (open, blocked, timeout) or price honesty (does the Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.