AI USE CASES YOU CAN REUSE.English edition · Individuals, independents, small businesses
Spotted on the web

Analyze the road, follow the treed heritage and optimize urban cleanliness with AI

Use described publicly by Sophianet (October 2026), summarised by the desk. Not tested by iadujour.

The result to aim for

On the ground, the City of Cannes uses Vialytics to analyze its road and signs, Greehill for the digital twin of its trees and Cortexia for its cleanliness tours.

What was done

According to Sophianet, which reports on a presentation by the Cannes Services Directorate in October 2026, Vialytics analysed 175 km of road and 8,000 signs, Greehill built the digital twin of 15,000 trees and Cortexia was used to optimize urban cleanliness tours. These field tools add to the office practice (internal conversational agent, retranscription of meetings, assistance in public procurement and legal matters): the city has 27 AI assistants, 16 of whom are already available. It also points out its points of vigilance: mandatory human control, attention to figures calculated by the AI and current limitations to produce highly structured documents, which led to a data governance project.

Before you start

Tool cited by the source: Vialytics; other tools cited: Greehill and Cortexia. Gather the information the prompt asks for. Strip confidential data that is not needed and check your tool’s access terms. Features and plans can change.

The method, in three steps.

  1. Gather the context

    Gather the information described in the prompt.

  2. Adapt the prompt

    Copy the prompt below, replace the bracketed items, then paste it into the AI assistant you use. The cited tool (Vialytics) is not necessarily available to the public..

  3. Reread before using

    Reread the result, correct it if needed and keep the final decision. Caveats are detailed below.

Your starting point.

Replace the bracketed items, then adapt the proposal to your situation. This prompt is written by the iadujour desk It is not a quotation from the source.

The prompt to customise
Here is an export of road defects detected automatically:
Our maintenance budget and priorities:

1. Group anomalies by sector and type.
2. Proposed a justified order of priority, indicating that to be checked on the spot.
3. Writes an one-page note for the thing, without invented encryption: the costs remain to be completed by the service.

What deserves your attention

Automatic analysis of public road images can capture people or plates: check for anonymization, and confirm on site the defects considered priority before undertaking work.
Origin of the case. Use described publicly by Sophianet (October 2026).
Proof level: Testimony published by an identified source. Source checked on 10 November 2026. Use described by the source, not tested by the desk. Original summary written by iadujour.fr: figures and claims are the source’s; the prompt is a desk proposal, not a quotation.
TO GO FURTHER

Other ideas to put to work.

The whole Public services & local government theme
Public services & local government

Respond to residents 24 hours a day on the website and citizen portal

Asnières-sur-Seine first limited a classic chatbot to three services, then migrated to the general Wikit AI: he answers on the site and the citizen portal, civil status come at the top of the questions, including off-time opening.

Tool: Wikit SemanticsType: Spotted
Public services & local government

Propose a conversational assistant on the new site of a municipality

In Saint-Genis-Laval, Jacky Béjean integrated a Wikit citizen chatbot into the site's redesign: the city compared Mistral and OpenAI, retained OpenAI for the quality of the answers, with data hosted in France.

Tool: Wikit Semantics (OpenAI)Type: Spotted
DISCUSSION

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