Alternatives & Comparisons

Transparent algorithm: how does it work on Bulle?

April 7, 2026 4 min read
By Clément Etoré, Founder of Bulle

Social media algorithms decide what you see, yet nobody knows how they work. Bulle made a radical choice: publish its formulas and let users choose their own algorithm.

83% of people do not trust the information they see on social media Kantar / La Croix Barometer, 2024

The problem with opaque algorithms

Every time you open TikTok, Instagram or YouTube, a proprietary algorithm decides which content to show you. These systems are designed with one objective: maximize the time you spend on the platform so it can sell more advertising. The result is filter bubbles that lock users inside echo chambers, amplification of polarizing content because outrage generates more clicks, and total opacity that prevents any democratic oversight. No major platform publishes the formulas behind its recommendations. Users, researchers and regulators are all navigating blind.

Bulle's algorithm: transparent and user selected

On Bulle, algorithmic transparency is not a marketing slogan. It is a concrete, verifiable commitment.

Published formulas, open to everyone

Every formula used by Bulle's recommendation algorithms is published at bulle.media/en/algorithm. Each variable is explained, each weighting is documented. Any user, researcher, journalist or parent can review these formulas and understand exactly how content is ranked in their feed.

Multiple algorithms to choose from

Unlike mainstream platforms that impose a single algorithm, Bulle offers several recommendation modes that users select according to their preferences:

No optimization for time spent

This is the most radical difference from dominant platforms. Bulle's algorithm is not designed to maximize screen time. No addictive infinite scroll, no manipulative notifications, no dark patterns. The goal is that every minute on Bulle is a worthwhile minute: a quality piece of content watched, a verified piece of information read, a discovery made.

Factors taken into account: relevance to the user's interests, publication freshness, source and topic diversity, qualitative engagement (constructive comments, shares) rather than raw view counts, and creator reliability according to the editorial charter.

In depth content gets the same visibility

On YouTube or TikTok, clickbait headlines and quick reactions get pushed to the top. On Bulle, engagement signals are weighted differently. A thoughtful comment counts more than a simple like. Long form articles, analyses and reports get just as much visibility as short, catchy content. There is no race for clicks.

Bulle is fully compliant with the European Digital Services Act (DSA), which requires platforms to explain their recommendation systems and offer at least one option not based on profiling. Most platforms do the bare legal minimum. Bulle goes much further by publishing complete formulas and offering multiple selectable algorithms.

A complete trust ecosystem

A transparent algorithm alone is not enough. Bulle embeds it within a broader trust framework. Every creator on the platform is selected by an independent editorial committee and must abide by a demanding ethics charter inspired by the Munich Charter of journalistic ethics. To participate in discussions, users must verify their identity to obtain "Certified" status, eliminating bots, trolls and anonymous misinformation campaigns. Together, these measures form a coherent ecosystem where information quality is guaranteed at every level.

Conclusion

The opaque algorithms of major platforms are not inevitable. It is possible to build a social network whose recommendations are published, explicit and selectable. That is exactly what Bulle does.

Trust in information is built formula by formula, choice by choice, by giving users the keys to understand what they see and why they see it. On Bulle, the algorithm works for you, not against you.

Frequently asked questions

What is a transparent algorithm?

A transparent algorithm is one whose inner workings are documented and publicly accessible. On Bulle, the recommendation formulas are published on the algorithm page, and each user can choose the mode that suits them (personalized, chronological, or discovery).

Does Bulle's algorithm optimize for screen time?

No. Unlike traditional platforms, Bulle's algorithm does not try to maximize time spent on the platform. It prioritizes the quality and relevance of recommended content, without addictive mechanisms like infinite scroll or manipulative notifications.

Is Bulle compliant with the Digital Services Act (DSA)?

Yes. Bulle meets the requirements of the European Digital Services Act, particularly regarding algorithmic transparency, content moderation, and the protection of minors.

Clément Etoré

Clément Etoré

Founder of Bulle, SHABON

LinkedIn

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