tacet-sonata

codepawlDecision modelOpen weights

tacet-sonata by codepawl 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: codepawl
Parameters: 144M
Released: Sep 2026
Open weights: Yes
Question types: Choice (one of N options), Score (ordered rubric), Yes / no
Mechanism: Encoder classifier
Backbone: jhu-clsp/mmBERT-small
Jev-compatible request: Yes
Runs on CPU: Yes
License: apache-2.0
Hugging Face: codepawl/tacet-sonata

Benchmarks

Benchmark Heaven JevBench (Capability): 24.3

Compare tacet-sonata with…

tacet-sonata vs amos-1-large—/1M in tacet-sonata vs amos-1-medium—/1M in tacet-sonata vs Celeris-1 Decision$0.04/1M in tacet-sonata vs ScaleDown Classify-1$0.04/1M in tacet-sonata vs Cloudflare clef—/1M in tacet-sonata vs Cloudflare clef-flash—/1M in

FAQ

How much does tacet-sonata cost?

tacet-sonata has no hosted price listed; its weights are open, so the cost is the compute you run it on.

What questions can tacet-sonata answer?

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

Is tacet-sonata well calibrated?

No calibration measurement for tacet-sonata is recorded yet.

Is tacet-sonata open weight, and can it run on a CPU?

Yes, tacet-sonata has open weights. It is small enough to run on a CPU.

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