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Shisa DE-2 (repeat)

Shisa.AIDecision modelOpen weights

Shisa DE-2 (repeat) by Shisa.AI is a decision model: it answers typed questions with a probability for each allowed answer instead of generating text. It scores 59.8 on the Jev Decision Index (rank 10).

Pricing

No hosted price is listed. The weights are open: the cost is your own compute.

Specifications

Provider
Shisa.AI
Parameters
26B
Released
Oct 2026
Open weights
Yes
Question types
Choice (one of N options), Score (ordered rubric), Yes / no
Mechanism
Decoder LM with a decision readout
Backbone
google/gemma-4-26B-A4B-it
Jev-compatible request
Yes
Runs on CPU
No
License
apache-2.0
Hugging Face
shisa-ai/shisa-de-2

Benchmarks

Jev Decision IndexECE 0.207
59.8

Jev Decision Index: public 57.6, ECE 0.207, Brier 0.475. Lower ECE means its probabilities can be taken at face value.

Self-reported by the publisher

The model's own claims, often on its own sets or a self-run copy of a public suite. Not independently verified and never ranked alongside measured results.

Jev Decision Index public suite (self-run)Self-reportedDecision Index public balanced skill, edition 0.3 kit (release-v3), self-run
54.6

Speed & latency

Median latency per call (Decision Index)
57 ms

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FAQ

How much does Shisa DE-2 (repeat) cost?

Shisa DE-2 (repeat) has no hosted price listed; its weights are open, so the cost is the compute you run it on.

What questions can Shisa DE-2 (repeat) answer?

Shisa DE-2 (repeat) answers choice (one of n options), score (ordered rubric), yes / no questions, returning a probability for each allowed answer.

Is Shisa DE-2 (repeat) well calibrated?

On the Jev Decision Index its expected calibration error (ECE) is 0.207; below about 0.05, a stated 80% confidence is right roughly 80% of the time.

Is Shisa DE-2 (repeat) open weight, and can it run on a CPU?

Yes, Shisa DE-2 (repeat) has open weights. It needs a GPU to run at useful speed.

Data as of 2026-10-14. Source: Metatext decision-model catalogue, 2026-10-14 (Jev Decision Index, Hugging Face). Pricing is per 1M tokens (USD); confirm with the provider before production use.