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openstates mcp server MCP

v0.4.0 changelog · 4

io.github.cyanheads/openstates-mcp-server

Search bills, legislators, committees, and events across all 50 US states, DC, and 5 US territories.

transport:streamable-http runtime:npm tools:10

Target client

run in your project directory

claude mcp add --transport http openstates-mcp-server https://openstates.caseyjhand.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

openstates_search_bills

openstates search bills

openstates_get_bill

openstates get bill

openstates_search_people

openstates search people

openstates_get_legislators_by_location

openstates get legislators by location

openstates_search_committees

openstates search committees

openstates_get_committee

openstates get committee

openstates_search_events

openstates search events

openstates_get_event

openstates get event

openstates_list_jurisdictions

openstates list jurisdictions

openstates_get_jurisdiction

openstates get jurisdiction

All 10 tools, one page each

2 prompts you invoke yourself

5 resources you attach as context

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.