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FlyMy.AI Decision 4B v1.6

FlyMy.AIDecision modelOpen weights

FlyMy.AI Decision 4B v1.6 by FlyMy.AI is a decision model: it answers typed questions with a probability for each allowed answer instead of generating text. It scores 43.6 on the Jev Decision Index (rank 71).

Pricing

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

Specifications

Provider
FlyMy.AI
Parameters
5B
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
Qwen/Qwen3.5-4B
Jev-compatible request
Yes
Runs on CPU
No
License
apache-2.0
Hugging Face
flymy-ai/decision-4b-v1.6

Benchmarks

Jev Decision IndexECE 0.046
43.6

Jev Decision Index: public 42.7, ECE 0.046, Brier 0.433. 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
42.7

Speed & latency

Median latency per call (Decision Index)
27 ms

Compare FlyMy.AI Decision 4B v1.6 with…

FAQ

How much does FlyMy.AI Decision 4B v1.6 cost?

FlyMy.AI Decision 4B v1.6 has no hosted price listed; its weights are open, so the cost is the compute you run it on.

What questions can FlyMy.AI Decision 4B v1.6 answer?

FlyMy.AI Decision 4B v1.6 answers choice (one of n options), score (ordered rubric), yes / no questions, returning a probability for each allowed answer.

Is FlyMy.AI Decision 4B v1.6 well calibrated?

On the Jev Decision Index its expected calibration error (ECE) is 0.046; below about 0.05, a stated 80% confidence is right roughly 80% of the time.

Is FlyMy.AI Decision 4B v1.6 open weight, and can it run on a CPU?

Yes, FlyMy.AI Decision 4B v1.6 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.