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JPT-35B-A3B

kirpDecision modelOpen weights

JPT-35B-A3B by kirp is a decision model: it answers typed questions with a probability for each allowed answer instead of generating text. It scores 51.4 on the Jev Decision Index (rank 41).

Pricing

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

Specifications

Provider
kirp
Parameters
36B
Released
Sep 2026
Open weights
Yes
Question types
Choice (one of N options), Score (ordered rubric), Yes / no
Mechanism
Decoder LM with a decision readout
Backbone
Qwen/Qwen3.5-35B-A3B
Jev-compatible request
Yes
Runs on CPU
No
License
cc-by-nc-4.0
Hugging Face
kirp/jpt-35b-a3b

Benchmarks

Jev Decision IndexECE 0.049
51.4

Jev Decision Index: public 52.7, ECE 0.049, Brier 0.370. Lower ECE means its probabilities can be taken at face value.

Speed & latency

Median latency per call (Decision Index)
250 ms

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FAQ

How much does JPT-35B-A3B cost?

JPT-35B-A3B has no hosted price listed; its weights are open, so the cost is the compute you run it on.

What questions can JPT-35B-A3B answer?

JPT-35B-A3B answers choice (one of n options), score (ordered rubric), yes / no questions, returning a probability for each allowed answer.

Is JPT-35B-A3B well calibrated?

On the Jev Decision Index its expected calibration error (ECE) is 0.049; below about 0.05, a stated 80% confidence is right roughly 80% of the time.

Is JPT-35B-A3B open weight, and can it run on a CPU?

Yes, JPT-35B-A3B 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, Benchmark Heaven JevBench, Hugging Face). Pricing is per 1M tokens (USD); confirm with the provider before production use.