Arc Research for Claude Code
com.getarcresearch/arc-research
Commodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.
client:Claude Code
transport:streamable-http
Install Arc Research in Claude Code
run in your project directory
claude mcp add --transport http arc-research https://www.getarcresearch.com/mcpAdds it for this project only. Append --scope user to make it available everywhere. Claude Code docs