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France 2030 · Convergence IA Challenge (Season 2)

Laureate of the Convergence IA Challenge, France 2030

MarIAnne is a sovereign AI in production that turns an institution's knowledge into queryable intelligence, under human supervision. Built for organisations where precision, compliance and traceability are non-negotiable.

GenieFactory
MarIAnne
Caen Court of Appeal Chamber of Notaries
B-Strong
Laureate
France 2030 logo
Proof at a glance
~9/10

answers correct on substance, internal expert evaluation across 55 cases

80%

positive feedback, test session of 9 June 2026 with the CNCAC teams

+76%

improvement in accuracy between versions (2.72 → 4.79 / 5)

~9,000

indexed chunks, 7 source types

Internal expert evaluation, session of 9 June 2026 with the CNCAC teams.

The MarIAnne case

Pass on expertise, guarantee fair answers

Caen Court of Appeal Chamber of NotariesBusiness sponsor
01 · The problem

The 2015 reform doubled the notarial workforce in Normandy: 194 offices, a third created after 2015, 415 notaries with 255 appointed after 2015. Hence an urgent need to pass on the tacit knowledge of experienced practitioners and to guarantee fair answers on sensitive ethical questions.

02 · The solution

GenieFactory deployed MarIAnne with the CNCAC: a system that captures notarial knowledge and returns it in real time, citing the exact source. It flags when a question falls outside its scope rather than making things up.

03 · The results

Live session of 9 June 2026: 58 conversations, 148 answers generated, 51 evaluated, 80% positive feedback. Across 55 internally evaluated cases, roughly 9 in 10 answers are correct on substance. The one improvement identified (displayed sources) had already been fixed on 7 June.

What the label validates

Not a demo. In production.

The Convergence IA Challenge is a public innovation programme run under France 2030. Season 2 asked a fundamental question: how do highly regulated institutions actually adopt AI, not in a demo, but in production?

GenieFactory and the CNCAC answered with MarIAnne, an already functional system. The challenge was labelled among the selected challenges of Season 2, recognising its maturity and its potential for national replication (CSN, more than 80 chambers) and international replication (ANF network, 30 member states).

France 2030 logo
Labelled challenge
Convergence IA, Season 2
Seen at Vivatech · 17 June 2026

First public presentation of MarIAnne to a tech, institutional and investor audience, with a live demonstration, as part of the Convergence IA programme.

What it proves for you

Tacit knowledge, turned into queryable intelligence

This is not a generalist chatbot sitting on a corpus. It is a system designed for regulated professions, the public sector and organisations with a heavy documentary load, in real time, with cited sources, under human supervision.

Sovereignty

Hosted in France. Client ownership of code and data. No vendor lock-in.

Compliance

Built in from the design stage, not bolted on at the end. Full logging of exchanges. Human supervision at every correction.

Continuous improvement

Every negative feedback triggers an expert review, a supervised correction and an update to the knowledge base. The knowledge lives and improves.

Discover the ICPC method and AI governance →
The platform · under the hood

Modules deployed in MarIAnne, reusable on other corpora

The Workbench

Documentary capitalisation

Business teams upload, organise and validate sources. Experts create reference sheets that hold authority over the answers.

The Forge

Knowledge engine

Hybrid RAG backed by a Neo4j graph. Semantic chunks enriched with relations (in-force / repealed text, national / local rule), indexed. Every answer cites the exact source.

Continuous evaluation

Improvement loop

A negative feedback triggers a review by the business expert. The error is classified, a correction is drafted and integrated under supervision. The system gains precision without retraining a model.

Neo4j Knowledge GraphSovereign LLM (Mistral via API)Hosted in FranceOpen-source traceability · Apache 2.0
Partners and ecosystem

A system carried by many

Caen Court of Appeal Chamber of Notaries
CNCAC
Business sponsor
B-Strong
B-Strong
Programme coordination
France 2030 logo
France 2030
Labelling programme
Banque des Territoires
Banque des Territoires
Ecosystem
Let's talk

Do you carry a compliance and sovereignty challenge?

30 minutes to frame your use case and assess the feasibility of a sovereign AI in production.

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Hosted in France · AI Act and GDPR compliance · Code ownership
Convergence IA Laureate, France 2030 | Sovereign AI in production | GenieFactory