Verifiable US tax oracle for AI agents: cited, machine-checkable federal and state tax computation
Streamable HTTP
https://opentax.invaro.ai/mcpclaude mcp add --transport http opentax https://opentax.invaro.ai/mcp@invaro/opentax · npm 0.2.1 · stdio
claude mcp add --transport stdio opentax -- npx -y @invaro/opentax@0.2.1