Mapika/decider
A family of System One-style models fine-tuned from Qwen3.5, designed for one-pass typed decisions with calibrated probabilities.
From the publisher
README & documentation
Source previewRead the project’s overview, installation instructions and usage examples. The original README is the source of truth.
[](https://github.com/Mapika/decider/actions/workflows/tests.yml) [](https://huggingface.co/Mapika/decider-2b) [](LICENSE) Ten text games and Super Mario Bros, each move one typed decision over the legal actions; see decider/games/ and docs/HISTORY.md. A language model that does not generate text. It reads a state and a set of typed questions and returns, from one forward pass, a probability distribution for every question. There is no decoding, no parsing, and no output outside the options you defined. It is an open reproduction of the "System One" model class (TypeSafe AI's Jev), released as a 2B model built on Qwen/Qwen3.5-2B-Base and a 35B mixture-of-experts model built on Qwen/Qwen3.5-35B-A3B-Base. Contents: Models · Quick start · What it does · How it works · Results · Train · Serve · Repository layout · Changelog · Limitations The v8 weights stay available under the Hub tag v8. docs/HISTORY.md describes every version. examples/ has three complete programs (confidence-gated routing, composite scoring, a hierarchical beam over…
Read the full README ↗ · Preview checked 2026-09-21T12:28:06.866Z
Inside the original README — Document outline
- decider: one-pass typed decisions with calibrated probabilities
- Models
- Quick start
- What it does
- How it works
- Results
- decider-35b-a3b against decider-2b v10
- The 94 public tasks
- External suites
- Speed
- Train
- Serve
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Documentation belongs to its respective authors. Reported project/model license: Apache-2.0. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.
What this repository does
A family of System One-style models fine-tuned from Qwen3.5, designed for one-pass typed decisions with calibrated probabilities.
Repository facts
- Owner
- Mapika
- Primary language
- Python
- Stars
- 256
- Forks
- 6
- Open issues + pull requests
- 1
- License
- Apache-2.0
- Archived
- No
- Default branch
- main
- Created
- 2026-09-16T07:15:09.000Z
- Last push
- 2026-09-20T09:40:14.000Z
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