# Perceptron Mk1 (slim)

> Perceptron Mk1, a family of models by Perceptron, listed from OpenRouter. Indexed, not reviewed: facts and our own checks, no score or ranking. Perceptron Mk1.5 is Perceptron's embodied reasoning model for physical agents. It accepts text, image, video, and audio input, and…

- Full: https://www.anchorterminal.com/tools/perceptron-mk1.md (~500 tokens) · this version ~430 tokens · JSON https://www.anchorterminal.com/tools/perceptron-mk1.json · canonical https://www.anchorterminal.com/tools/perceptron-mk1
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

# Perceptron Mk1

> Indexed, not reviewed: facts from OpenRouter and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: model family, by Perceptron
- Category: Model APIs & inference (https://www.anchorterminal.com/categories/inference.md)
- Listed because: OpenRouter lists it, with prices from the providers that serve it.
- What OpenRouter says: 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,...

## Models (2)

| Model | OpenRouter id | Released | Context | Input $/1M | Output $/1M | Supports |
| --- | --- | --- | --- | --- | --- | --- |
| Perceptron Mk1.5 | `perceptron/perceptron-mk1.5` | 2026-09 | 36k | $0.15 | $1.50 | tools, structured output, reasoning, audio, image, video |
| Perceptron Mk1 | `perceptron/perceptron-mk1` | 2026-05 | 32k | $0.15 | $1.50 | structured output, reasoning, image, video |

Prices and limits as OpenRouter lists them; a provider's own price can differ.

- JSON: https://www.anchorterminal.com/api/v1/tools/perceptron-mk1.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming