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What is Vision-Language-Action Model?

Vision-Language-Action Model (VLA): an AI term, explained in plain English.

In one line

An AI model for robots that looks through a camera, reads an instruction and then moves the robot’s arms or wheels to do the job.

AI Drafted with AI help · Reviewed by Keshav Aggarwal · Updated

In simple words

Imagine telling a friend, “Please put the red cup in the sink.” They look at the table, understand your words, then reach out and do it.

A vision-language-action model gives a robot those three steps: it sees with a camera, understands the words, and turns them into movements.

The technical side

A vision-language-action (VLA) model takes camera images and a text instruction and outputs robot actions, such as arm and gripper movements. Most VLAs start from a vision-language model trained on web images and text, then learn from recordings of robots and people doing tasks, so that knowledge from the web helps the robot handle objects it has not seen before. Google DeepMind’s RT-2, shown in July 2023, made the idea widely known.

On 9 November 2026, at the Conference on Robot Learning (CoRL) in Austin, NVIDIA unveiled GR00T 2, which it calls an open “world action model”, trained on robot and human data including 100,000 hours of egocentric video. NVIDIA said it completed 40 of 50 test tasks at least once with no task-specific demonstrations, and averaged 71% success with one demonstration per task and 95% with five; these are NVIDIA’s own figures. Compare AI models on AI models.

Vision-Language-Action Model kya hai?

Vision-language-action model robot ka dimaag hai: camera se dekhta hai, aapki baat samajhta hai, aur phir haath ya pahiye chala kar kaam karta hai. 9 Nov 2026 ko NVIDIA ne robots ke liye aisa hi naya model GR00T 2 dikhaya.

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