Safety · Berlin
Berlin to start AI video surveillance at Kottbusser Tor in early November
Thirty cameras at 15 locations will watch the Kottbusser Tor square in Kreuzberg around the clock during a four-week real-time trial. The software is trained to flag blows, kicks and people lying on the ground, and a police alarm will bring officers to the screen.
AI text based on reports by Berliner Zeitung, Süddeutsche Zeitung, POLITICO and other publishers. Published . How it is made
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In brief
Thirty cameras at 15 locations are to run around the clock in a four-week real-time trial starting in early November, according to tagesschau.de and the dpa report. POLITICO says regular operation follows in early December.
When the software flags suspicious behaviour, an acoustic signal sounds and the screen shows the camera's image, and officers see normal video rather than stick figures. Markus van Stegen leads the project for Berlin police.
Iris Spranger said more than 900 offences were recorded around Kottbusser Tor in the past twelve months, including more than 300 physical attacks.
Some accounts say recordings are deleted after 30 days unless they serve as evidence, while POLITICO gives 28 days for the stored video.
- February 2025Police open a sub-station at Kottbusser Tor
- November 2026Four-week real-time trial phase is due to start
- December 2026Regular operation planned to begin, according to POLITICO
What is planned
Berlin's interior senator Iris Spranger (SPD) presented the system on Wednesday, 28 October 2026, at the police station above Adalbertstraße at Kottbusser Tor. Thirty cameras at 15 locations are meant to watch the square around the clock and flag certain violent offences and emergencies, so that officers can step in faster. The cameras have been installed for a while, but until now the technology has only been adjusted and tested. The four-week real-time trial phase begins in early November, and POLITICO reports that regular operation is to follow in early December. Twenty police officers have been trained to use the software.
Why this square
Police describe Kottbusser Tor as one of seven places in Berlin with high crime levels, partly because many people with addiction spend time there. Drug dealing, theft, robbery and assault are part of everyday life at the square, and police opened a sub-station there in February 2025. According to the police, many offences are linked to acquisitive crime committed to fund drug use. Spranger said that more than 900 offences were recorded in the area over the past twelve months, and more than 300 of them involved physical attacks, which she described as a third of offences.
- Offences recorded (more than)
- 900 offences
- Physical attacks (more than)
- 300 offences
Data from the article text
How the alarm works
Monitors in a separate room of the station stay dark until a camera flags suspicious behaviour. Then an acoustic signal sounds, the screen lights up and shows that camera's image, and the officer on duty decides whether to send units and how many. The developers describe the system as using "semantic AI", meaning it tries to grasp situations and patterns of human behaviour rather than merely registering movement. It is trained on blows, kicks and people lying on the ground, and project leader Markus van Stegen said it could be programmed for much more, though there are currently no plans to expand it. After an alarm, officers see the normal video picture in which people can be recognised, not the simplified stick figures the AI analyses.
Privacy and data
Police president Barbara Slowik Meisel told reporters at the media event that the software does not recognise faces.
“The software recognises no faces, only movement sequences.”
Van Stegen added that the system performs no real-time biometric identification and does not register skin colour, gender or clothing. Spranger conceded during the question round that her earlier description, that the images would stay anonymised, had not been accurate. Reports differ on retention, with 30 days in some accounts and 28 days in POLITICO's.
Resistance and next steps
The plan faces resistance, and Spranger wants to use the technology at further places, according to reporting on the project. The legal basis comes from a reform of the General Security and Order Act passed by the governing coalition, which POLITICO calls Schwarz-Rot. The real-time trial starts in early November. If it runs as planned, regular operation is due to begin in early December.
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Sources and context
- Berliner ZeitungAI cameras at Kottbusser Tor: Police start trial operationKI-Kameras am Kottbusser Tor: Polizei startet Probebetrieb · original in German
- Süddeutsche ZeitungAI video surveillance in Berlin: How algorithms are intended to detect violence at Kottbusser TorKI-Videoüberwachung in Berlin: Wie Algorithmen am Kottbusser Tor Gewalt erkennen sollen · original in German
- POLITICOBerlin starts AI surveillance at Kottbusser TorBerlin startet KI-Überwachung am Kottbusser Tor · original in German
- tagesschau.deBerlin: AI video surveillance at Kotti starts in early NovemberBerlin: Berlin: KI-Videoüberwachung am Kotti startet Anfang November · original in German
- Iris Spranger
- Berlin interior senator (SPD) who presented the AI camera trial at Kottbusser Tor
- Places
- Berlin
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