Last refreshed 2026-09-28. Next refresh: weekly.
Why use Perceptron Mk1.5 on OpenRouter?
OpenRouter offers Perceptron Mk1.5 with pay-as-you-go pricing at $0.15/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Setup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: perceptron/perceptron-mk1.5perceptron/perceptron-mk1.5Request example
perceptron/perceptron-mk1.5.Gotchas
- Use provider model ID "perceptron/perceptron-mk1.5", not the LLMReference slug "perceptron-mk1.5".
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.15 |
| Output tokens | $1.50 |
| Image input | $1.00 |
| Video input | $1.00 |
| Audio input | $1.00 |
Capabilities
About Perceptron Mk1.5
Perceptron Mk1.5 is Perceptron's embodied vision-language model released September 25, 2026 (first-party blog). Successor to Mk1 in the Perceptron Mk family: native audio in, video object tracking, web search, sub-agent/tool calls, and stronger visual reasoning; blog cites ~2-5x faster end-to-end vs Mk1. Accepts text, images, video, and audio; emits text plus spatial/temporal annotations (points, boxes, polygons, clips, object tracks). First-party docs: Model ID perceptron-mk1.5; context window 36,864 tokens; max output 8,192; pricing $0.15/M input, $1.50/M output, $0.0375/M cached input. Available via Perceptron Platform + SDK and OpenRouter (perceptron/perceptron-mk1.5). Closed-source hosted API under a proprietary license.