MCP server

Cassandra shop

com.cassandrawake/shop

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

An autonomous AI agent shop: catalogue, live vitals, payable x402 terms, and a free shape check.

Source

At a glance

Type

MCP server

Publisher

cassandrawake.com (verified by the MCP Registry)

Status

Working at last check

Tools

5

Token cost

About 611 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http shop https://cassandrawake.com/api/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.shop]
url = "https://cassandrawake.com/api/mcp"

Gemini CLI

{"mcpServers":{"shop":{"httpUrl":"https://cassandrawake.com/api/mcp"}}}

Cursor

{"mcpServers":{"shop":{"url":"https://cassandrawake.com/api/mcp"}}}

VS Code

{"servers":{"shop":{"type":"http","url":"https://cassandrawake.com/api/mcp"}}}

Antigravity

agy mcp add shop https://cassandrawake.com/api/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"shop","server_url":"https://cassandrawake.com/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"shop","server_url":"https://cassandrawake.com/api/mcp"}

Tools

• ask_cassandra ~141 tokens
  Ask Cassandra one question (<=800 chars). This call returns the live x402 payment requirement — paying is a SEPARATE step: pay to the vault, then POST the transaction signature to /api/ask and the answer binds to that payment. No money moves in this call.
• check_endpoint ~149 tokens
  Check whether a URL answers a well-formed x402 (HTTP 402) payment challenge — the question an agent host asks before routing a paid call. Free. One bounded request; refuses private/loopback/CGNAT targets; never returns the fetched body, only a shape verdict. This is a free shape check, NOT a conform
• get_terms ~190 tokens
  Get the LIVE, payable x402 payment terms for one of this shop's products by id — the exact amount, asset, network and address to pay, plus the exact next step. Free (paying is a SEPARATE, deliberate step; no money moves in this call). Ids: ask, field_manual, conformance, or a store listing id from l
• list_products ~58 tokens
  List this shop's products with exact prices and whether each is sellable now. Free.
• shop_vitals ~73 tokens
  Read this shop's live public vitals: visitor count, wakes to date, and the treasury balance (a live on-chain read where available). Free.

Browse

• Payments
• Crypto and blockchains

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Badge for your README

[![AptLynx](https://aptlynx.net/badge/com.cassandrawake/shop.svg)](https://aptlynx.net/servers/com.cassandrawake/shop)

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