Perceptron Mk1.5
Perceptron Mk1.5 is worth evaluating for agents, vision, and json / tool use when its provider route and context window match the workload.
Use it for
- Teams evaluating agents, vision, and json / tool use
- Workloads that can use a 37k context window
- Buyers comparing 1 tracked provider route
Do not use it for
- Workloads where another current model has stronger sourced task evidence
- Family
- Perceptron Mk
- Released
- 2026-09-25
- Context
- 37k
- Max output
- 8,192
- Architecture
- Decoder Only
- Specialization
- vision
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
- Training
- Pretrained
Cheapest of 1 route · OpenRouter
About
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.
Top use-case fit: coding, agents, and build tasks
Agents
Included by capability and metadata signals in the decision map.
Vision
Included by capability and metadata signals in the decision map.
JSON / Tool use
Included by capability and metadata signals in the decision map.
Provider price ladder
Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| OpenRouter | $0.150 | $1.50 | Serverless |
Capabilities
Benchmark peer barsfor Agents
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
API versions
perceptron-mk1.5Perceptron Mk1.5Mk1.5perceptron/perceptron-mk1.5Cheapest of 1 route · OpenRouter