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Perceptron Mk1.5 perceptron

Closed weights API only listed on OpenRouter 2026-09-25 (30d ago) · source Last verified 2026-10-25 06:51 UTC OpenRouter ↗

Release timeline

Stages observed by the nightly radar: announced → API only → weights public → served by third parties. Each entry carries the source it was seen at.

  1. 2026-09-25 · API only source
    seeded from the earliest dated observation when first seen · observed 2026-10-07 20:20 UTC

Description

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,...

via OpenRouter listing · observed 2026-10-24 21:26 UTC. The listing text is the provider's own description, not an assessment.

Where to run 1 providers · 1 endpoints

Hosted endpoints observed for Perceptron Mk1.5, sorted by input price (USD per million tokens). Each row names its observer and date; prices change daily, so check the source before quoting. Cheapest observed input price: $0.15/M.

ProviderModel refContextQuant$/M in$/M outtok/sTTFTToolsStatusObserved
Perceptron
openrouter
perceptron/perceptron-mk1.5 36K unknown $0.15 $1.50 — — yes live 2026-10-24

Third-party providers observed: 1 (Perceptron).

Facts

Context length36,864 tokens (36K) · OpenRouter listing
Modalitiestext + image + video + audio → text
Max completion tokens8,192
Supported parametersfrequency_penalty, include_reasoning, max_tokens, presence_penalty, reasoning, reasoning_effort, structured_outputs, temperature, tool_choice, tools, top_k, top_p
OpennessClosed weights · org not in policy; default closed
StageAPI only
Confidencelow · unknown org
Pricing (USD per M tokens) in $0.15 · out $1.50
OpenRouter list price (cheapest live endpoint) · source · observed 2026-10-24 21:26 UTC

Open alternatives 5

Nearest open-weights models by modality, context and price on this watch list. Not a quality ranking.

ModelOrgParamsContext$/M inLicenseWhy it is here
Unlimited-OCR baidu 3.34B 32K — mit similar context (32.8K), vision input
gemma-4-E4B-it google 8.00B 128K — apache-2.0 vision input
Qwen2.5-VL-7B-Instruct Qwen 8.29B 125K — apache-2.0 vision input
gemma-3-27b-it google 27.4B 128K $0.08 gemma cheaper input price ($0.08/M vs $0.15/M), vision input
Qwen3.5-9B Qwen 9.65B 256K $0.08 apache-2.0 cheaper input price ($0.08/M vs $0.15/M), vision input

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Sources

Radar run: 2026-10-25 06:51 UTC · Last verified 2026-10-25 06:51 UTC