INDIVIDUAL MCP TOOL

search_sellers

Find paid x402 data services AI agents can buy, inside one category, ranked.

velliumandco.comnone authenticationAvailability not checked

LIVE ENDPOINT

https://velliumandco.com/mcp

No auth detected

Connect to this endpoint to inspect the live schema for search_sellers and invoke it with your own arguments.

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.vellium-lab]
url = "https://velliumandco.com/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "vellium-lab": {
      "type": "http",
      "url": "https://velliumandco.com/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: vellium-lab
Remote MCP URL: https://velliumandco.com/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "vellium-lab": {
      "url": "https://velliumandco.com/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "vellium-lab": {
      "type": "http",
      "url": "https://velliumandco.com/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "vellium-lab",
  "transport": "streamable-http",
  "url": "https://velliumandco.com/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

check_seller — Our 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_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?
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.
list_websites — Rated websites, filtered by market (e.