Signals Infra
The US public-company disclosure corpus, as an API and MCP server .
Ask anything about any public company. Get the answer, with receipts.
One API and MCP server over the whole disclosure corpus: filings, transcripts, company-native KPIs, insider and congress trades, financial statements, scores, prices. Every value ships with its SEC/IR source URL and, for extracted metrics, the verbatim quote it came from.
curl "https://api.signals.ai/v1/companies/UBER/kpis/total_company_gross_bookings" \
-H "Authorization: Bearer sk_live_…"REST API
Cursor-paginated, provenance-gated endpoints for every dataset.
MCP server
Agent-native. Connect from Claude, ChatGPT, or Cursor.
Webhooks
Get notified when a filing, transcript, or Form 4 lands.
Start here
- Introduction — what the corpus is and how it's structured.
- Quickstart — from a key to your first cited KPI in 60 seconds.
- Authentication — keys, test mode, OAuth for MCP.
Start free at developers.signals.ai — no card required. Pricing beyond the free tier is custom; schedule a call.