// Unmanned Underwater Vehicle
TLK-1000
- Manufacturer
- Toloka
- Status
- In development
Key specifications
- Up to 12 m long with up to 5,000 kg payload (developer figures)
- Planned range of up to 2,000 km
- In development: on-board systems in testing, sea trials next

TLK-1000 / Toloka
Overview
Toloka is developing a family of unmanned underwater vehicles in three sizes, first shown through Brave1 in 2023 and presented in full at Brave1 Defense Tech Valley in September 2025. The TLK-1000 is the largest: the developer gives a length of up to 12 metres, a payload of up to 5,000 kg and a range of up to 2,000 km. It is still in development. In September 2025 its on-board equipment was in testing, with sea trials and serial production to follow, while the smaller TLK-400 and TLK-200 were being prepared for serial production. Intended missions include reconnaissance, mine search, seabed mapping and strike.
Sources
- Militarnyi, Sep 2025
- GPS World, Sep 2025
- ZDF, autumn 2025
Public figures as reported by the company and the press, with dates. Independent verification is part of our vetting process and is shared with counterparties under NDA.




