What is a free AI due diligence tool?

A free AI due diligence tool uses AI to read primary public records — SEC EDGAR filings, USPTO registers, court dockets, OFAC and BIS watchlists — and assemble them into a single sourced report on a company or individual, at no cost. OpenDD is one such tool, free for individuals and companies.

Is AI due diligence accurate?

It is accurate when it is grounded in and linked to primary sources, and unreliable when it isn't. A trustworthy AI due diligence tool cites the underlying record for every claim so you can check it, and flags where coverage is incomplete rather than guessing.

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Free AI Due Diligence: Screen Any Company with AI, for Free

Q: Can AI do due diligence?

AI is very good at the mechanical parts of due diligence: finding the right filing, summarizing long documents, extracting owners and figures, and grading news mentions by severity. It is not a substitute for judgment — a human still has to verify identity matches and interpret what the findings mean for a specific decision.

Guides · Updated July 2026

Free AI due diligence means using AI to do the tedious middle of a background check — finding the right records, reading them, and drafting the write-up — without paying for enterprise software. The data was always public; what AI changes is the hours. Instead of opening twenty tabs across SEC EDGAR, the USPTO, CourtListener and a handful of government watchlists, you name a company and a model assembles the sourced first draft. OpenDD does exactly this, free for individuals and companies.

It helps to separate the hype from what actually earns its keep. AI is genuinely strong at four things in diligence, and weak at a fifth that matters just as much.

Where AI actually helps

The first win is retrieval: knowing that a company's real financials live in its 10-K and pulling the right one, rather than the wrong subsidiary's. The second is summarizing — a risk-factors section runs for pages, and a model condenses it without you reading all of it. The third is extraction: lifting the current owner off an assignment record, the officers off a proxy, the numbers off a filing, into a clean table. The fourth is triage in adverse-media screening, where AI grades a wall of search hits so a Reuters story about an indictment doesn't get buried next to an angry blog post. If you're new to the underlying checks, our overview of what due diligence is covers the six types AI is speeding up here.

Where a human still has to look

The thing AI can't hand off is judgment. A watchlist "hit" is a name match until a person confirms it's really the same John Smith; a clean result means "no match found," not "no risk." And whether a finding actually matters — is this lawsuit routine or existential? — depends on the decision you're making, which the model doesn't know. This is why the only trustworthy version of AI diligence is the grounded kind: every claim linked back to the primary record, and honest flags where a source was blocked or coverage is thin. An answer with no citation is a guess, however fluent it sounds.

Try free AI due diligence now. Name a company and OpenDD compiles corporate, financial, IP, litigation, sanctions and adverse-media findings — each linked to its source — into a Word or PDF report. Start a free search →

How to get a useful AI report in one pass

Feed it a precise subject and let it work in the order a professional would: confirm the legal entity, read the financials, verify the IP and its chain of title, check litigation and sanctions, then scan the news. That's the same sequence we lay out in the guide to running due diligence for free — AI just does the fetching and drafting while you make the calls. When the stakes rise, the report becomes the brief you hand to counsel, not a replacement for them; nothing here is legal advice.

So can AI do due diligence? For the search-and-summarize layer, yes, and doing it free removes the only real reason not to run a check before a deal. For the interpret-and-decide layer, AI is your fastest analyst, not your final one — which is exactly how you'd want it.