API Reference

Sentinel Intelligence API

Programmatic access to the Sentinel knowledge graph. Base URL: https://api.sentinelintel.org

Live Demo — Oracle NLQ

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Access Tiers

FREE

100 req/day

IP-based, no key required

REPORTER

$49/mo

5,000 req/day

Ideal for individual journalists

NEWSROOM

$299/mo

50,000 req/day

Teams and newsrooms

INSTITUTION

$999/mo

500,000 req/day

Research institutions, large publishers

Authentication

Request header

X-API-Key: your_api_key_here

Free tier uses IP-based rate limiting — no key required. Pass your key to identify your account and unlock higher limits. Response headers include X-Sentinel-Tier and X-RateLimit-Remaining.

Endpoints

GET/api/v1/statsFREE

Graph statistics — node/edge counts, IES summary, trade totals.

{"graph":{"nodes":463670,"edges":7338730},"legislators":{"scored":1228,"avg_ies":16.56},"trades":{"total":16238}}

GET/api/v1/legislators/{bioguide}/tradesREPORTER

Stock trade history for a legislator by bioguide ID.

GET/api/v1/legislators/{bioguide}/donationsREPORTER

Campaign contribution donors for a legislator.

GET/api/v1/legislators/{bioguide}/conflictsREPORTER

Committee jurisdiction conflicts with trading activity.

GET/api/v1/legislators/{bioguide}/archetypeREPORTER

Behavioral archetype classification (Quitter / Defiant / Whale).

GET/api/v1/legislators/{bioguide}/networkNEWSROOM

Full influence network — 2-hop donor/lobbying graph.

GET/api/v1/legislators/{bioguide}/dossierNEWSROOM

Comprehensive dossier: trades, donations, conflicts, network summary.

POST/oracleFREE

Natural language query against the knowledge graph via Sentinel Oracle.

{"query":"Who traded NVDA before the CHIPS Act?"}

Need higher limits or custom access?

Contact API Team