Perceptron Mk1.5 is Perceptron's embodied reasoning model for physical agents. It accepts text, image, video, and audio input, and answers with text plus optional structured annotations: points, boxes, polygons, tracks,...
Specs
perceptron/perceptron-mk1How to use Perceptron Mk1 in your app
The quickest way is through an API gateway such as OpenRouter, which uses the same format as the OpenAI API. Create a key, then send a request with the model ID perceptron/perceptron-mk1:
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Questions about Perceptron Mk1
What is Perceptron Mk1?
Perceptron Mk1 (Mark One) is Perceptron's highest-quality vision-language model for video and embodied reasoning.** It accepts image and video inputs paired with natural language queries, and produces detailed visual understanding...
How big is the context window of Perceptron Mk1?
Perceptron Mk1 can read up to 32,768 tokens in one request, roughly 24,576 words.
How much does Perceptron Mk1 cost?
Through OpenRouter, Perceptron Mk1 costs about $0.15 / 1M tokens for input and $1.50 / 1M tokens for output. Prices change, so check before large jobs.
Is Perceptron Mk1 open source?
Perceptron Mk1 does not have downloadable weights. You use it through Perceptron or an API provider.
What can Perceptron Mk1 take as input?
Perceptron Mk1 accepts text, image, video and produces text.
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Specs and prices come from OpenRouter and the provider, and are refreshed daily. Last checked 12 May 2026.