Independent checks of paid x402 data sellers and of AI-agent access to shopping and travel sites
Connect Remote server
claude mcp add --transport http lab https://velliumandco.com/mcp
{
"mcpServers": {
"lab": {
"url": "https://velliumandco.com/mcp"
}
}
}
{
"servers": {
"lab": {
"type": "http",
"url": "https://velliumandco.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://velliumandco.com/mcp
Tools 9 found in our last check
search_sellersFind paid x402 data services AI agents can buy, inside one category, ranked. Use before paying any seller.
check_sellerOur latest independent check of one paid seller, by its address (any spelling) or id: answering, price, buyers, and its paid answers checked against an independent record (with proof).
sellers_on_domainEvery paid seller we check on one host.
list_categoriesEvery category of paid service agents buy, with sellers, buyers and how we check it; names in your language with lang.
check_websiteCan AI agents use this shopping or travel website? Plain-agent access, each AI agent at the door, robots rules, llms.txt, history.
batchCheck up to 25 sellers and 25 websites in one call (cheapest for many checks).
changesWhat changed since a day — keep a local copy in sync.
find_routeWhere 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 returns (and a fallback). Ask in plain words, e.g. 'UK company directors', 'Apple revenue', 'EU gas storage'. detail=full adds the paid sel…
list_websitesRated websites, filtered by market (e.g. 'United States', 'Japan'), plain-agent outcome (open, blocked, timeout) or price honesty (does the price agents read match what people see).
Details
| Endpoint | https://velliumandco.com/mcp (Streamable HTTP) |
| First published | 12 Oct 2026 |
| Last updated | 12 Oct 2026 |
| Registry name | com.velliumandco/lab |
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