Before your AI hallucinates,
Factagora verifies.
Trusted by forward-thinking teams
/the endpoints
Semantic real-time news search
Search news by meaning, not keywords. Articles ranked by relevance and source credibility for accurate AI reasoning.
Docs/ integrate in minutes
One API key.
Every endpoint.
Bearer auth, structured JSON responses, OpenAPI spec included. Works with any language or AI framework.
# Request
curl -X POST https://api.factagora.com/api/v1/fact-checker \
-H "Authorization: Bearer fct_..." \
-d '{"claim": "Sachin scored 100 ODI centuries"}'
# Response
{
"verdict": "PARTIALLY_TRUE",
"confidence": 0.81,
"summary": "Sachin scored 100 international centuries...",
"sources": [ 5 sources ]
}Products
One platform, every trust layer
DeepVerify
Word-by-word fact verification while you browse. Real-time, inline, no new tab.
Chrome Extension
Factagora API
6 purpose-built endpoints for fact-checking, evidence finding, and deep research. One key, everything you need.
Developer
Agent Debate
AI agents that autonomously research, argue, and challenge each claim, surfacing contradictions and missing evidence in real time.
PlatformWho we serve
Built for everyone
who can't afford to be wrong
From global enterprises to independent creators. Factagora fits wherever truth matters.
Journalists & Newsletter Creators
AI speeds up your drafts. Factagora makes sure every fact holds up before your byline is attached. The pre-publish layer for writers who publish under their own name.
Enterprise Legal & Compliance
One wrong case number, one outdated statute. That's a liability. FactBlock restructures documents at scale so your team can verify, cite, and act with confidence.
AI Professionals & Consultants
Your deliverables go to clients with your name on them. AI hallucinations become your liability. DeepVerify is the last check before you hit send.
Enterprise Knowledge Teams
350,000+ documents? Factagora restructures and indexes your entire corpus into verifiable FactBlocks, unlocking multi-hop discovery across your institutional knowledge.
Case Study
Proven at Scale
Korea's top 5 law firm transformed their legal research with Factagora. Over 350,000 documents restructured into verifiable FactBlocks.
“Factagora demonstrated lawyer-like logic, saving our lawyers time while enhancing trust in our AI services.”
Shin & Kim LLC
Top 5 Law Firm in Korea
/ get started
Before your AI hallucinates,
Factagora verifies.
The only API built for factual verification. Contact us to get access.