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Reflex-1-4B

matu79goDecision modelOpen weights

Reflex-1-4B by matu79go is a decision model: it answers typed questions with a probability for each allowed answer instead of generating text.

Pricing

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

Specifications

Provider
matu79go
Parameters
4B
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
google/gemma-4-E4B-it
Jev-compatible request
No
Runs on CPU
No
License
apache-2.0
Hugging Face
matu79go/Reflex-1-4B

Compare Reflex-1-4B with…

Reflex-1-4B vs amos-1-large—/1M inReflex-1-4B vs amos-1-medium—/1M inReflex-1-4B vs Celeris-1 Decision$0.04/1M inReflex-1-4B vs ScaleDown Classify-1$0.04/1M inReflex-1-4B vs Cloudflare clef—/1M inReflex-1-4B vs Cloudflare clef-flash—/1M in

FAQ

How much does Reflex-1-4B cost?

Reflex-1-4B has no hosted price listed; its weights are open, so the cost is the compute you run it on.

What questions can Reflex-1-4B answer?

Reflex-1-4B answers choice (one of n options), score (ordered rubric), yes / no questions, returning a probability for each allowed answer.

Is Reflex-1-4B well calibrated?

No calibration measurement for Reflex-1-4B is recorded yet.

Is Reflex-1-4B open weight, and can it run on a CPU?

Yes, Reflex-1-4B 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 (Hugging Face). Pricing is per 1M tokens (USD); confirm with the provider before production use.