Long-horizon business incubation and consulting

Executive brief

AI company diligence

Eight checks an investor can run on a company whose product depends on a model, and what each one leaves unanswered

Investors who look at an early-stage software company are used to checking the entity, the cap table, the customers and the code. A product that depends on a model adds questions those checks do not reach, and this brief is organized around them.

It sets out eight checks, running from the model’s role and the data behind it to the supplier, security, proof of performance, public claims, regulation and ownership of outputs. Each check names the public sources behind it, describes the documents a company might hold, and says what that evidence cannot establish.

The sources come from standards bodies, regulators, a security project and model suppliers’ own documentation. The brief reports what they say and keeps its analysis apart, marked as analysis.

It makes no assessment of any company, offers no recommendation to invest, and names no company. It closes with questions to put to a company or to counsel.

This brief is general information for investors. It is not legal, tax or investment advice.

The brief at a glance

The chapters in reading order, and one public figure that frames the question the brief answers.

The chapters, as a constellation

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Why venture-backed startups shut down
Show the figures as a table
Why venture-backed startups shut down
GroupShare citing the reason
Ran out of capital70%
Poor product-market fit43%
Bad timing or market conditions29%
Unsustainable unit economics19%

Venture-backed startups that shut down since 2023 with identifiable reasons; a company can give several, so the shares add up to more than 100%.

Source: CB Insights, The top reasons startups fail , published March 5, 2026

These figures describe the wider market, not WE's results.

Format
Written brief
Updated
October 11, 2026
Sections
15

What the brief covers

The sections of the full brief, in order. WE sends the full text by email to the address you give.

  1. The question this brief answers
  2. About the evidence
  3. How to read the checks
  4. Check one: what the product asks of the model
  5. Check two: who may use the data
  6. Check three: the supplier and the license
  7. Check four: how the product is attacked
  8. Check five: evidence that the product works
  9. Check six: what the company says about its AI
  10. Check seven: the rules that may reach the product
  11. Check eight: who owns what the product produces
  12. The checks side by side
  13. Questions to ask before relying on the answers
  14. What this brief cannot tell you
  15. Sources

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This brief gives considerations for founders. It is not legal, tax or investment advice.

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A short PDF of the charts and sources, sent by email to the address you give.

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