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Zen Technologies

Prahasta

A quadruped robot from India, first released 2024.

Sources retrieved: 7 September 2026 (A, B, C)

Applications
Defence and emergency response
Indicative price
Not stated
Intended use, per the manufacturer
Uses LIDAR and reinforcement learning to create real-time 3D terrain mapping for mission planning, navigation, and threat assessment; can be armed with 9mm, 5.56mm, and 7.62mm calibre weapons for use as a first line of defence for commandos during counter-insurgency operations.

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Zen Technologies Prahasta, green and black quadruped robot with a rifle mounted on its back, manufacturer photo

Manufacturer's own photo.

Specifications

6/33 specifications disclosed 27 not stated

Not statedThe manufacturer states nothing about this field.NoStated: the robot does not have this.A marker with an asterisk (*) also carries a caveat.

Select a source marker for source details and notes.

Physical2/14 disclosed

WeightNot stated
LengthNot stated
WidthNot stated
HeightNot stated
Degrees of freedomNot stated
Payload, walkingat most 80kgat most 176lbOur conversion from 80 kg. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.
Payload, standingNot stated
Max speedNot stated
Max slopeNot stated
Max obstacle heightat most 40.6cmat most 16inThe manufacturer’s own imperial figure.
Max stair height, continuousNot stated
IP ratingNot stated
Operating temperature, lowNot stated
Operating temperature, highNot stated

Power1/5 disclosed

BatteryNot stated
Runtime150minNote: at load 45 kg
Hot-swap batteryNot stated
Charge timeNot stated
Docking stationNot stated

Sensing and autonomy2/6 disclosed

LiDARLiDAR-based real-time 3D terrain mapping (sensor model not disclosed).
CamerasNot stated
Onboard computeNot stated
ROS 2Not stated
SDK languagesNot stated
Autonomy featuresLiDAR- and reinforcement-learning-based real-time 3D terrain mapping for navigation and threat assessment; demonstrated auto-resurrection (self-righting) after being knocked over.

Payload and expansion1/3 disclosed

Mounting interfaceCan be armed with 9 mm, 5.56 mm, and 7.62 mm calibre weapons.
Power outNot stated
Data portsNot stated

Commercial0/1 disclosed

Indicative priceNot stated

Compliance & certifications0/4 disclosed

CENot stated
FCCNot stated
ULNot stated
CCCNot stated

Against the field

Each strip holds every robot of this type in the guide that states the figure, one bar per group of values. Further right means a larger figure, not a better robot.

Runtime

150minNote: at load 45 kg

104 quadrupeds state a runtime

Prahasta

35 state a higher figure, 35 a lower one. 4 more state exactly the same figure.

Notes

A quadruped for close-quarter/counter-insurgency defence roles from Hyderabad-based Zen Technologies and its subsidiary AI Turing Technologies, named after a Ramayana warrior.

The manufacturer's own product page has no published numeric specifications — only a general description and compatible weapon calibres.