Signal8 is answering right now. Last checked 4 min ago. 459 installs a week from npm. It exposes 92 tools. Last commit 31 Jul 2026.
SEC filings, dilution, insider & institutional ownership, and political-trade data for AI agents.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 4 min ago.
claude mcp add mcp --transport http https://mcp.signal8.ai/mcp
{
"mcpServers": {
"mcp": {
"url": "https://mcp.signal8.ai/mcp"
}
}
}
[mcp_servers.mcp]
url = "https://mcp.signal8.ai/mcp"
{
"mcpServers": {
"mcp": {
"url": "https://mcp.signal8.ai/mcp"
}
}
}
{
"mcpServers": {
"mcp": {
"url": "https://mcp.signal8.ai/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
get_politician_activity
get_politician_committees
get_politician_detail
get_politician_donor_summary
get_politician_donors
get_politician_late_filers
get_politician_pnl
get_politician_recent_trades
get_politician_roles
get_politician_transactions
get_politician_votes
get_institution_activity
get_institution_derivatives
get_institution_detail
get_institution_filings
get_institution_holdings
get_institution_portfolio_analytics
get_institution_position_changes
get_institution_top_aum
get_insider_cluster_buys
get_insider_cross_company
get_insider_positions
get_insider_positions_by_ticker
get_insider_transactions
get_analyst_consensus
get_analyst_coverage
get_analyst_estimates
get_analyst_grades
get_filing_calendar
get_filing_document
get_filing_exhibits
search_filing_text
screen_companies
screen_must_raise
screen_sec_filings
screen_sec_filings_performance
get_cash_history
get_cash_position
get_cash_runway_calendar
get_institutions
get_institutions_leaderboards
search_institutions
get_market_breadth
get_market_metrics
get_market_news
get_policy_events
get_policy_trade_leaderboard
get_policy_trade_overlap
get_politicians
get_politicians_most_active
get_politicians_pnl_leaderboard
get_clinical_trials
search_clinical_trials
get_earnings
get_earnings_calendar
get_float
get_float_history
get_premarket_scan_history
get_premarket_scanner
get_recent_congressional_votes
get_recent_material_filings
get_accumulation_snapshot
search_companies
get_company_profile
get_compliance
get_donor_aggregates
get_economic_calendar
get_etf_bundle
get_executives
get_exhibit_content
get_financials
get_historical_prices
get_insiders
get_intraday_bars
get_legislative_calendar
lookup_accession_number
get_news
get_ownership
get_political_sector_rotation
get_post_earnings_movers
get_price_target
get_quote
get_recently_sponsored_bills
get_rvol_history
search_sec_filings
get_senate_trades_by_ticker
get_short_interest
get_split_history
get_stock_price_change
get_top_movers
get_trading_halts
get_volume_profile
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://mcp.signal8.ai/mcp | streamable-http | answering | 140 ms | 4 min ago |
Answers built from our own checks of this server.