Perceptron Mk1
Perceptron Mk1 is a reasoning model from Perceptron released on May 12, 2026. It reads text, images and video and writes text, with a 33K token context window and up to 8K tokens per reply.
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It costs $0.15 per million input tokens and $1.50 per million output tokens. Cached input bills at $0.075, 50% less than fresh input.
It supports structured JSON output and prompt caching.
2 providers serve it, including Kilo Gateway and NanoGPT.
- Modalities
- In / out price
- $0.15 / $1.50 per 1M
- Context
- 33K
- Max output
- 8K
- Released
- May 12, 2026
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
Perceptron Mk1 pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.15 / 1M tokens | |
|---|---|---|
| Output | $1.50 / 1M tokens | |
| Cached input (read) | $0.075 / 1M tokens | 50% off input |
Perceptron Mk1 providers
2 providers serve it, including Kilo Gateway and NanoGPT. Each host sets its own price and limits, so the cheapest one is not always the one with the longest context.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output |
|---|---|---|---|---|---|
| Kilo Gateway | $0.15 | $1.50 | – | 33K | 8K |
| NanoGPT | $0.15 | $1.50 | $0.075 | 33K | 8K |
What Perceptron Mk1 costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call Perceptron Mk1 through an OpenAI compatible API.
- Structured outputs
structured_outputs - Reasoning
reasoning - Temperature
temperature
Alternatives to Perceptron Mk1
Models that take the same inputs, closest in price, cheaper ones first.
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More from Perceptron
- 37K context
Reads text, images, audio and video. Tool calling, structured output, reasoning. Served by 2 providers.
by perceptronSep 25, 2026$0.15/M input tokens$1.50/M output tokens2 providers
Perceptron Mk1 questions
How much does the Perceptron Mk1 API cost?
$0.15 per million input tokens and $1.50 per million output tokens, with cached input at $0.075. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of Perceptron Mk1?
32,768 tokens of input, and it can write up to 8,192 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Which providers serve Perceptron Mk1?
2 providers serve it, including Kilo Gateway and NanoGPT. Prices differ by host, so the Providers table on this page lists each one with its input and output price.
Does Perceptron Mk1 support tool calling?
Not through the standard tools parameter. For an agent that calls your APIs, pick a model from the alternatives below that does.
Is Perceptron Mk1 open source?
No. Perceptron serves it through an API only, so you cannot download the weights or host it yourself.
When was Perceptron Mk1 released?
May 12, 2026.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.