Numeral MCP by usefulapi for Claude.ai

io.usefulapi/numeral

Calculate sales tax & VAT, record transactions and refunds, manage products and customers.

client:Claude.ai transport:streamable-http tools:11

Install Numeral MCP by usefulapi in Claude.ai

Settings → Connectors → Add custom connector

https://numeral.usefulapi.io/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

numeral_ping
numeral_calculate_tax
numeral_get_transaction
numeral_list_transaction_refunds
numeral_list_products
numeral_get_product
numeral_get_customer
numeral_create_transaction
numeral_create_refund
numeral_create_product
numeral_create_customer

Numeral MCP by usefulapi in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

Numeral MCP by usefulapi MCP server