Marks & Signatures for Claude.ai

com.marksandsignatures/marksandsignatures-com

Identify marks on pottery, silver, jewelry and glass, and look up their makers.

client:Claude.ai transport:streamable-http tools:5

Install Marks & Signatures in Claude.ai

Settings → Connectors → Add custom connector

https://marksandsignatures.com/api/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

identify_mark
find_makers
get_details
get_maker_marks
list_categories

Marks & Signatures in other clients

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

Marks & Signatures MCP server