Selective modular green-asparagus harvester. Prefiro combines AI with precision actuators. The harvest module mounts on a new, old, or autonomous tractor and cuts spears to a chosen length. Prefiro showed ASPIRO at three 2026 field demos in Bavaria, North Rhine-Westphalia, and Baden-Württemberg, and lists further demos for 2027.
PRODUCT FAMILY IMAGE · MODEL APPEARANCE MAY VARYPrefiro GmbH ↗
02 / UNDER THE HOOD
The useful details.
Model specifications and operating notes.
ASPIRO · family · Latest observation
Payload—Not listed
Battery—Not listed
Runtime—Not listed
Speed—Not listed
Powertrain
Tractor-mounted harvest module. Prefiro says it works with any tractor — new, old, or autonomous. Carrier power is the farm tractor; Prefiro does not state a module power figure.
Power
Not listed
Mass
Not listed
Autonomy
Selective harvest module with AI image recognition and custom precision robotics. Prefiro shows the 2026 machine on a conventional tractor and says the module also works with an autonomous tractor.
Charge time
Not listed
OPERATING NOTES
Field demos in May and June 2026 in Bavaria, North Rhine-Westphalia, and Baden-Württemberg. Further demos are planned for the 2027 season. Prefiro does not list mass, speed, throughput, or a price.
Specifications describe this product family and its listed configuration. Read operating notes for limits and qualifications. Listed figures are manufacturer or press claims, not independent verification of current availability.
Prefiro GmbH is a Karlsruhe Institute of Technology and University of Hohenheim spin-off based in Weingarten (Baden), in the Karlsruhe district of Germany. It builds ASPIRO, a selective modular harvester for green asparagus that mounts on a farm tractor. Managing directors are Frieder Matter and Lorenzo Di Leo. Prefiro says it was founded in October 2024 after EXIST and Young Innovators funding.
Prefiro says that in May and June 2026 it showed ASPIRO live in Bavaria, North Rhine-Westphalia, and Baden-Württemberg, and that more than 90 farmers saw the machine. Further 2027-season demos are planned; dates were not yet published.
ASPIRO is Prefiro’s selective harvester for green asparagus. Prefiro describes a harvest module that works with any tractor — new, old, or autonomous — and uses AI with precision actuators for millimetre-precise cutting at a chosen spear length.
Prefiro is a young start-up founded by students from the Karlsruhe Institute of Technology and the University of Hohenheim. The legal entity is Prefiro GmbH. The imprint lists Rudolf-Diesel-Str. 28, 76356 Weingarten (Baden), Germany; managing directors Frieder Matter and Lorenzo Di Leo; Amtsgericht Mannheim HRB 752351; and VAT ID DE419965893. The English imprint also calls the firm an agricultural-technology start-up in Karlsruhe, Germany. North Data reprints the Handelsregister entry: articles of association dated 22 August 2024 and registration on 11 October 2024, originally with seat in Karlsruhe.
Prefiro says specialty-crop harvesting work began in 2022, including a 2023 saffron-harvest prototype, then a January 2024 focus on green asparagus. After EXIST and Young Innovators funding with Hohenheim and KIT, Prefiro GmbH was founded in October 2024. Later milestones on the company site name a November 2024 ExpoSE demonstrator, a December 2024 pre-seed round without a stated figure, t3n “AI Startup of the Year 2025,” a November 2025 first complete machine at ExpoSE, a November 2025 first patent without a stated number, and NBank HTI (ERDF/STEP) funding with the Seedhouse Accelerator without a stated figure.
In May and June 2026 Prefiro showed ASPIRO live at three field demos in Bavaria, North Rhine-Westphalia, and Baden-Württemberg. The company says more than 90 farmers saw the machine. Further field demonstrations are planned for the 2027 green asparagus season; dates and sites were not yet fixed. From 2028 Prefiro says it will apply the same approach to other crops such as broccoli.
Prefiro does not list mass, dimensions, power, battery, speed, or a price for ASPIRO.
