# Mk1.5 API pricing

No price from the maker itself is on record for Mk1.5. The lowest of 2 providers is NanoGPT: $0.15 per 1M input tokens and $1.5 per 1M output tokens (as of 2026-11-12). Context window: 36.9K tokens, up to 8.2K output tokens per request.

- Type: Text
- Context: 36.9K
- Max output: 8.2K
- Released: 2026-09-25
- Open weights: No

## Price by provider (USD per 1M tokens)

| Provider | Model id | Input | Output | Cached | Notes |
| --- | --- | --- | --- | --- | --- |
| [NanoGPT](https://docs.nano-gpt.com) | perceptron/perceptron-mk1.5 | $0.15 | $1.5 | — | Lowest |
| [AI/ML API](https://docs.aimlapi.com) | perceptron/perceptron-mk1.5 | $0.1587 | $1.587 | — |  |

Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.

Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.

https://apibook.ai/models/perceptron/perceptron-mk1.5/