gavelin-ai/mcp

**State legislative records for AI tools.** Speaker-attributed hearing transcripts from US state legislatures, alongside bill records from all 50 states.
Search bills across all 50 states, find what legislators said in hearings, get full committee hearing transcripts with speaker attribution — all via the Model Context Protocol.
Connect
**Server URL:** https://mcp.gavelin.ai/mcp
Claude Desktop
Add to claude_desktop_config.json:
Claude Code
Any MCP Client
The server uses Streamable HTTP transport. Any MCP-compatible client (Cursor, Windsurf, custom agents) can connect with the URL and a bearer token.
Get an API Key
Sign up for a free account at gavelin.ai and generate an API key from your Account page under "Developer API."
Available Tools
search_bills
Search bills across all 50 US states + DC by keyword, sponsor, committee, status, or chamber. Covers multiple legislative sessions with full detail including sponsors, subjects, and legislative history.
**Example queries an agent might make:**
- "What housing bills are pending in California?"
- "Find bills sponsored by Rivera in New York"
- "Search for cannabis legislation that passed in 2025"
search_hearing_testimony
Search speaker-attributed hearing and floor session segments. Find what specific legislators or witnesses said about any topic. Returns speaker name, role, committee, date, and surrounding context.
**Example queries:**
- "What has Senator Krueger said about affordable housing?"
- "Find testimony about SNAP benefits in Finance committee hearings"
get_bill_detail
Get full details on a specific bill including sponsor, subjects, committee, legislative history, and any hearing mentions.
get_speaker_activity
Get everything a specific legislator or witness has said in hearings and floor sessions.
search_committee_hearings
Browse committee and public hearings by topic, committee, chamber, or date range.
get_hearing_transcript
Get the full transcript of a specific hearing with all speakers labeled by name.
list_available_states
See which states have data and what type (bills, transcripts, or both).
Rate Limits
API keys are free and rate-limited. Email hello@gavelin.ai if you need higher limits.
What's in it
- **Speaker attribution** — real names on hearing testimony, not "Speaker A/B"
- **All 50 states** — bill records for every state, with hearing transcripts for a growing number of states