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The problem

Overview

Algemetric is a US company doing advanced research in cryptography, specializing in secure, privacy-preserving data analytics. It's the younger sibling of Symetrix, a research company that earns revenue from semiconductor patent royalties.

The idea was to replicate that model in software, with Multiparty computation (MPC) as the core innovation: data stays encrypted and distributed across multiple databases, and computations run without decrypting it.

The Decision builder was an innovation initiative that influenced the company's strategic plan and brought investors into the discussion about the product's future.

MPC in plain words

MPC runs calculations on encrypted data without ever exposing the data.

  1. Without MPC

    An analyst running HR reports can open the whole salary table and see what a colleague earns. If the company gets hacked, all of it is exposed.

  2. With MPC

    Data is encrypted and split across cloud services like AWS and Google Cloud. A breached database only gives away meaningless pieces.

  3. With extra privacy measures

    Sensitive columns return only aggregates. You can calculate the average salary, but never see one person's. The result is decrypted only with your own key.

Where design comes in

While mathematicians and cryptographers developed the technology, my job was to find out which real problems it could solve, through product discovery, user research and creative methods.

Usually you find the problem first and then build the technology. Here it was the other way around: the technology existed, and the problem was missing. Many tech companies started like this, as research labs.

The challenge

Algemetric had a product, Prisma, but was still looking for product-market fit. In that context, the CEO set a challenge with a one-month deadline.

  1. Prisma

    Algemetric's dashboard builder, which generates charts from encrypted data. It served to validate MPC and bring in revenue, with clients in oil, hospitality and debt collection.

  2. Product-market fit

    Security alone was hard to sell. Large companies value it but are slow to adopt new processes. Small businesses focus on day-to-day operations and often lack resources for data analysis.

  3. One month

    For the Annual Strategy Council, the CEO challenged design to conceive a product where MPC was essential. The concept had to show long-term potential, without being bound by current technical limits.

Design process

Discovery

With a tight deadline, the discovery brought software engineers, a data analyst and business developers together around a CSD matrix (certainties, suppositions and doubts), to map the data journey, from generation to the final decision.

A benchmark of business analytics and generative AI tools completed the map. BI tools like Power BI, Looker, Qlik Sense and Tableau made visualization intuitive, but stopped there. ChatGPT and Gemini handled tables and data preparation well, but deeper analysis depended on the user's expertise. Between them sat a gap: the decision itself.

That was the landscape in 2023, and it has changed since. There were no standards yet like MCPs, to connect AI to external data sources, or skills, for AI to follow structured processes.

Competitors' gaps

In 2023, the data and AI tools companies used had four gaps.

  1. Visualization only

    Lots of charts, little support for turning insights into concrete decisions.

  2. Unauthorized data use

    Large companies banned generative AI internally, fearing model training on, or misuse of, sensitive data.

  3. Accountability

    When AI suggests a course of action, who answers for the outcome? Accuracy disclaimers don't solve it.

  4. Little guidance

    Generic LLMs give few actionable steps to people who don't know decision-making methods.

Desk research

Desk research showed why deciding with data is still hard, and what a tool should do about it.

  1. Data overload

    The volume and complexity of data make decisions inefficient. In a Gartner survey, 79% of corporate strategists said AI, automation and analytics would be essential over the next two years.

  2. Cognitive fatigue

    A study on judicial decisions found harsher sentences toward the end of the day. Tools can help decision-makers stay consistent when they're tired or short on time.

  3. Decision vs. choice

    Howard Rachlin separates the decision (the thinking) from the choice (the action). The concept focuses on supporting the decision, so people feel more confident about their choices.

Product definitions

Since security alone didn't sell, the concept shifted to helping people decide, with one guarantee: the AI works without accessing real data. Three definitions came from that.

  1. A decision method

    The differentiator is a structured, AI-powered decision process, not another conversational AI. It guides even people who don't know how to frame the decision.

  2. Encrypted data

    In 2023, companies like Amazon and Apple restricted AI tools over fear of leaks. With MPC, not even Algemetric can access a client's raw data.

  3. Support, with control

    The tool doesn't decide for anyone. At every step, people can review, understand and change the factors, so accountability stays with the decision-maker.

Experience

Follow-up questions

Instead of answering the first prompt as it is, the decision builder asks follow-up questions to refine it. People who don't know how to write the best prompt still get a clear, specific answer.

Meanwhile, a decision summary builds up on the side: the expected outcome and the factors to consider.

Decision builder chat asking what type of expansion the company is seeking, with the decision summary panel on the right
Refining the question before suggesting anything.

Factors and data sources

  • Factors to consider: people can review the factors the AI suggests, add new ones, check each factor's data sources and reorder them by importance.
  • Encrypted or not: encryption is costly to process, so each person chooses which sources need it, and can combine them with the tools they already use.
  • Confidence level: a bar shows whether there's enough information to decide. People can still ask for a decision at any time, staying in control.
Factors to consider ordered by importance, with a menu to check the sources, refine or remove a factor, and the connected data sources
Each factor shows where its data comes from.

Review and decide

Before the full report, a summary shows how each factor pushed the outcome, positively or negatively.

Even when the AI suggests a result, people can choose differently. When they do, the system reframes the data to explain the alternative decision: pros become cons and vice versa.

Prisma analysis with a slider between "No, you shouldn't" and "Yes, you should" and the list of factors leaning each way
How each factor leans before the decision.

Collaborate and get approval

Decisions are often a shared responsibility. The report can be shared, sent for approval or downloaded, bringing other people in to build the decision and share accountability for the outcome.

Decision report with Accept decision and Change decision buttons and a menu to share, request approval or download the report
Share, request approval or download the report.

The decision report

The full rationale, factor by factor, with sources and charts.

Result

The results

The concept, presented to investors at the Annual Strategy Council, changed the roadmap, the research and how MPC is sold.

  1. First steps in AI

    Investors showed interest in AI. The research team set up a group on AI forecasting, and Prisma started generating SQL from natural language to build charts.

  2. External data sources

    Combining encrypted data with other sources engaged investors most. The first quarter of the roadmap focused on integrations: database connectors, a smart API connector and two custom ones.

  3. Prototyping to plan

    The business development team came to see the prototype as a fast, low-cost way to plan and sell ideas, and asked for future concepts to be presented the same way.

  4. Selling MPC

    Investors saw MPC as a technology that enables other products, not as the main feature of a product. That opened a new business development front: an API to bring MPC to companies that already have established products and need security.

Key learnings

A design artifact goes beyond development. The concept worked as an alignment tool: it made a possible future concrete and made it easier for investors to understand and decide, which is exactly what the product proposes.

In 2026, three years later, the concept looks like what AI decision tools do, such as AI Council, and skills and agents that structure the decision process. It also anticipated patterns that became common: AI integrations with external data sources, like MCPs (Model Context Protocol), follow-up questions before answering, and predefined processes for tasks, like skills. For a concept meant to show long-term potential, the direction held up.